clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name SemaTemplateInstantiate.cpp -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -analyzer-config-compatibility-mode=true -mrelocation-model pic -pic-level 2 -mframe-pointer=none -relaxed-aliasing -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -ffunction-sections -fdata-sections -fcoverage-compilation-dir=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Sema -resource-dir /usr/lib/llvm-14/lib/clang/14.0.0 -D _GNU_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Sema -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/lib/Sema -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/llvm/include -D NDEBUG -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/backward -internal-isystem /usr/lib/llvm-14/lib/clang/14.0.0/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-maybe-uninitialized -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wno-comment -std=c++14 -fdeprecated-macro -fdebug-compilation-dir=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Sema -fdebug-prefix-map=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e=. -ferror-limit 19 -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -analyzer-output=html -analyzer-config stable-report-filename=true -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /tmp/scan-build-2021-09-04-040900-46481-1 -x c++ /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/lib/Sema/SemaTemplateInstantiate.cpp
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | #include "TreeTransform.h" |
13 | #include "clang/AST/ASTConsumer.h" |
14 | #include "clang/AST/ASTContext.h" |
15 | #include "clang/AST/ASTLambda.h" |
16 | #include "clang/AST/ASTMutationListener.h" |
17 | #include "clang/AST/DeclTemplate.h" |
18 | #include "clang/AST/Expr.h" |
19 | #include "clang/AST/PrettyDeclStackTrace.h" |
20 | #include "clang/AST/TypeVisitor.h" |
21 | #include "clang/Basic/LangOptions.h" |
22 | #include "clang/Basic/Stack.h" |
23 | #include "clang/Basic/TargetInfo.h" |
24 | #include "clang/Sema/DeclSpec.h" |
25 | #include "clang/Sema/Initialization.h" |
26 | #include "clang/Sema/Lookup.h" |
27 | #include "clang/Sema/SemaConcept.h" |
28 | #include "clang/Sema/SemaInternal.h" |
29 | #include "clang/Sema/Template.h" |
30 | #include "clang/Sema/TemplateDeduction.h" |
31 | #include "clang/Sema/TemplateInstCallback.h" |
32 | #include "llvm/Support/TimeProfiler.h" |
33 | |
34 | using namespace clang; |
35 | using namespace sema; |
36 | |
37 | |
38 | |
39 | |
40 | |
41 | |
42 | |
43 | |
44 | |
45 | |
46 | |
47 | |
48 | |
49 | |
50 | |
51 | |
52 | |
53 | |
54 | |
55 | |
56 | |
57 | |
58 | MultiLevelTemplateArgumentList |
59 | Sema::getTemplateInstantiationArgs(NamedDecl *D, |
60 | const TemplateArgumentList *Innermost, |
61 | bool RelativeToPrimary, |
62 | const FunctionDecl *Pattern) { |
63 | |
64 | MultiLevelTemplateArgumentList Result; |
65 | |
66 | if (Innermost) |
67 | Result.addOuterTemplateArguments(Innermost); |
68 | |
69 | DeclContext *Ctx = dyn_cast<DeclContext>(D); |
70 | if (!Ctx) { |
71 | Ctx = D->getDeclContext(); |
72 | |
73 | |
74 | |
75 | |
76 | VarTemplateSpecializationDecl *Spec = |
77 | dyn_cast<VarTemplateSpecializationDecl>(D); |
78 | if (Spec && !Spec->isClassScopeExplicitSpecialization()) { |
79 | |
80 | if (Spec->getSpecializationKind() == TSK_ExplicitSpecialization && |
81 | !isa<VarTemplatePartialSpecializationDecl>(Spec)) |
82 | return Result; |
83 | |
84 | Result.addOuterTemplateArguments(&Spec->getTemplateInstantiationArgs()); |
85 | |
86 | |
87 | |
88 | assert(Spec->getSpecializedTemplate() && "No variable template?"); |
89 | llvm::PointerUnion<VarTemplateDecl*, |
90 | VarTemplatePartialSpecializationDecl*> Specialized |
91 | = Spec->getSpecializedTemplateOrPartial(); |
92 | if (VarTemplatePartialSpecializationDecl *Partial = |
93 | Specialized.dyn_cast<VarTemplatePartialSpecializationDecl *>()) { |
94 | if (Partial->isMemberSpecialization()) |
95 | return Result; |
96 | } else { |
97 | VarTemplateDecl *Tmpl = Specialized.get<VarTemplateDecl *>(); |
98 | if (Tmpl->isMemberSpecialization()) |
99 | return Result; |
100 | } |
101 | } |
102 | |
103 | |
104 | |
105 | |
106 | |
107 | |
108 | |
109 | if (Ctx->isTranslationUnit()) { |
110 | if (TemplateTemplateParmDecl *TTP |
111 | = dyn_cast<TemplateTemplateParmDecl>(D)) { |
112 | for (unsigned I = 0, N = TTP->getDepth() + 1; I != N; ++I) |
113 | Result.addOuterTemplateArguments(None); |
114 | return Result; |
115 | } |
116 | } |
117 | } |
118 | |
119 | while (!Ctx->isFileContext()) { |
120 | |
121 | ClassTemplateSpecializationDecl *Spec |
122 | = dyn_cast<ClassTemplateSpecializationDecl>(Ctx); |
123 | if (Spec && !Spec->isClassScopeExplicitSpecialization()) { |
124 | |
125 | if (Spec->getSpecializationKind() == TSK_ExplicitSpecialization && |
126 | !isa<ClassTemplatePartialSpecializationDecl>(Spec)) |
127 | break; |
128 | |
129 | Result.addOuterTemplateArguments(&Spec->getTemplateInstantiationArgs()); |
130 | |
131 | |
132 | |
133 | assert(Spec->getSpecializedTemplate() && "No class template?"); |
134 | if (Spec->getSpecializedTemplate()->isMemberSpecialization()) |
135 | break; |
136 | } |
137 | |
138 | else if (FunctionDecl *Function = dyn_cast<FunctionDecl>(Ctx)) { |
139 | if (!RelativeToPrimary && |
140 | Function->getTemplateSpecializationKindForInstantiation() == |
141 | TSK_ExplicitSpecialization) |
142 | break; |
143 | |
144 | if (!RelativeToPrimary && Function->getTemplateSpecializationKind() == |
145 | TSK_ExplicitSpecialization) { |
146 | |
147 | |
148 | |
149 | } else if (const TemplateArgumentList *TemplateArgs |
150 | = Function->getTemplateSpecializationArgs()) { |
151 | |
152 | Result.addOuterTemplateArguments(TemplateArgs); |
153 | |
154 | |
155 | |
156 | assert(Function->getPrimaryTemplate() && "No function template?"); |
157 | if (Function->getPrimaryTemplate()->isMemberSpecialization()) |
158 | break; |
159 | |
160 | |
161 | if (isGenericLambdaCallOperatorOrStaticInvokerSpecialization(Function)) |
162 | break; |
163 | |
164 | } else if (FunctionTemplateDecl *FunTmpl |
165 | = Function->getDescribedFunctionTemplate()) { |
166 | |
167 | Result.addOuterTemplateArguments(FunTmpl->getInjectedTemplateArgs()); |
168 | } |
169 | |
170 | |
171 | |
172 | |
173 | |
174 | if (Function->getFriendObjectKind() && |
175 | Function->getDeclContext()->isFileContext() && |
176 | (!Pattern || !Pattern->getLexicalDeclContext()->isFileContext())) { |
177 | Ctx = Function->getLexicalDeclContext(); |
178 | RelativeToPrimary = false; |
179 | continue; |
180 | } |
181 | } else if (CXXRecordDecl *Rec = dyn_cast<CXXRecordDecl>(Ctx)) { |
182 | if (ClassTemplateDecl *ClassTemplate = Rec->getDescribedClassTemplate()) { |
183 | QualType T = ClassTemplate->getInjectedClassNameSpecialization(); |
184 | const TemplateSpecializationType *TST = |
185 | cast<TemplateSpecializationType>(Context.getCanonicalType(T)); |
186 | Result.addOuterTemplateArguments( |
187 | llvm::makeArrayRef(TST->getArgs(), TST->getNumArgs())); |
188 | if (ClassTemplate->isMemberSpecialization()) |
189 | break; |
190 | } |
191 | } |
192 | |
193 | Ctx = Ctx->getParent(); |
194 | RelativeToPrimary = false; |
195 | } |
196 | |
197 | return Result; |
198 | } |
199 | |
200 | bool Sema::CodeSynthesisContext::isInstantiationRecord() const { |
201 | switch (Kind) { |
202 | case TemplateInstantiation: |
203 | case ExceptionSpecInstantiation: |
204 | case DefaultTemplateArgumentInstantiation: |
205 | case DefaultFunctionArgumentInstantiation: |
206 | case ExplicitTemplateArgumentSubstitution: |
207 | case DeducedTemplateArgumentSubstitution: |
208 | case PriorTemplateArgumentSubstitution: |
209 | case ConstraintsCheck: |
210 | case NestedRequirementConstraintsCheck: |
211 | return true; |
212 | |
213 | case RequirementInstantiation: |
214 | case DefaultTemplateArgumentChecking: |
215 | case DeclaringSpecialMember: |
216 | case DeclaringImplicitEqualityComparison: |
217 | case DefiningSynthesizedFunction: |
218 | case ExceptionSpecEvaluation: |
219 | case ConstraintSubstitution: |
220 | case ParameterMappingSubstitution: |
221 | case ConstraintNormalization: |
222 | case RewritingOperatorAsSpaceship: |
223 | case InitializingStructuredBinding: |
224 | case MarkingClassDllexported: |
225 | return false; |
226 | |
227 | |
228 | case Memoization: |
229 | break; |
230 | } |
231 | |
232 | llvm_unreachable("Invalid SynthesisKind!"); |
233 | } |
234 | |
235 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
236 | Sema &SemaRef, CodeSynthesisContext::SynthesisKind Kind, |
237 | SourceLocation PointOfInstantiation, SourceRange InstantiationRange, |
238 | Decl *Entity, NamedDecl *Template, ArrayRef<TemplateArgument> TemplateArgs, |
239 | sema::TemplateDeductionInfo *DeductionInfo) |
240 | : SemaRef(SemaRef) { |
241 | |
242 | |
243 | |
244 | if (SemaRef.Diags.hasFatalErrorOccurred() && |
| 18 | | Assuming the condition is false | |
|
245 | SemaRef.hasUncompilableErrorOccurred()) { |
246 | Invalid = true; |
247 | return; |
248 | } |
249 | Invalid = CheckInstantiationDepth(PointOfInstantiation, InstantiationRange); |
| 19 | | Calling 'InstantiatingTemplate::CheckInstantiationDepth' | |
|
| 23 | | Returning from 'InstantiatingTemplate::CheckInstantiationDepth' | |
|
250 | if (!Invalid) { |
| |
251 | CodeSynthesisContext Inst; |
252 | Inst.Kind = Kind; |
253 | Inst.PointOfInstantiation = PointOfInstantiation; |
254 | Inst.Entity = Entity; |
255 | Inst.Template = Template; |
256 | Inst.TemplateArgs = TemplateArgs.data(); |
257 | Inst.NumTemplateArgs = TemplateArgs.size(); |
258 | Inst.DeductionInfo = DeductionInfo; |
259 | Inst.InstantiationRange = InstantiationRange; |
260 | SemaRef.pushCodeSynthesisContext(Inst); |
261 | |
262 | AlreadyInstantiating = !Inst.Entity ? false : |
| |
263 | !SemaRef.InstantiatingSpecializations |
| 26 | | Assuming field 'second' is true | |
|
264 | .insert({Inst.Entity->getCanonicalDecl(), Inst.Kind}) |
265 | .second; |
266 | atTemplateBegin(SemaRef.TemplateInstCallbacks, SemaRef, Inst); |
267 | } |
268 | } |
269 | |
270 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
271 | Sema &SemaRef, SourceLocation PointOfInstantiation, Decl *Entity, |
272 | SourceRange InstantiationRange) |
273 | : InstantiatingTemplate(SemaRef, |
| 17 | | Calling constructor for 'InstantiatingTemplate' | |
|
| 27 | | Returning from constructor for 'InstantiatingTemplate' | |
|
274 | CodeSynthesisContext::TemplateInstantiation, |
275 | PointOfInstantiation, InstantiationRange, Entity) {} |
276 | |
277 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
278 | Sema &SemaRef, SourceLocation PointOfInstantiation, FunctionDecl *Entity, |
279 | ExceptionSpecification, SourceRange InstantiationRange) |
280 | : InstantiatingTemplate( |
281 | SemaRef, CodeSynthesisContext::ExceptionSpecInstantiation, |
282 | PointOfInstantiation, InstantiationRange, Entity) {} |
283 | |
284 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
285 | Sema &SemaRef, SourceLocation PointOfInstantiation, TemplateParameter Param, |
286 | TemplateDecl *Template, ArrayRef<TemplateArgument> TemplateArgs, |
287 | SourceRange InstantiationRange) |
288 | : InstantiatingTemplate( |
289 | SemaRef, |
290 | CodeSynthesisContext::DefaultTemplateArgumentInstantiation, |
291 | PointOfInstantiation, InstantiationRange, getAsNamedDecl(Param), |
292 | Template, TemplateArgs) {} |
293 | |
294 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
295 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
296 | FunctionTemplateDecl *FunctionTemplate, |
297 | ArrayRef<TemplateArgument> TemplateArgs, |
298 | CodeSynthesisContext::SynthesisKind Kind, |
299 | sema::TemplateDeductionInfo &DeductionInfo, SourceRange InstantiationRange) |
300 | : InstantiatingTemplate(SemaRef, Kind, PointOfInstantiation, |
301 | InstantiationRange, FunctionTemplate, nullptr, |
302 | TemplateArgs, &DeductionInfo) { |
303 | assert( |
304 | Kind == CodeSynthesisContext::ExplicitTemplateArgumentSubstitution || |
305 | Kind == CodeSynthesisContext::DeducedTemplateArgumentSubstitution); |
306 | } |
307 | |
308 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
309 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
310 | TemplateDecl *Template, |
311 | ArrayRef<TemplateArgument> TemplateArgs, |
312 | sema::TemplateDeductionInfo &DeductionInfo, SourceRange InstantiationRange) |
313 | : InstantiatingTemplate( |
314 | SemaRef, |
315 | CodeSynthesisContext::DeducedTemplateArgumentSubstitution, |
316 | PointOfInstantiation, InstantiationRange, Template, nullptr, |
317 | TemplateArgs, &DeductionInfo) {} |
318 | |
319 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
320 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
321 | ClassTemplatePartialSpecializationDecl *PartialSpec, |
322 | ArrayRef<TemplateArgument> TemplateArgs, |
323 | sema::TemplateDeductionInfo &DeductionInfo, SourceRange InstantiationRange) |
324 | : InstantiatingTemplate( |
325 | SemaRef, |
326 | CodeSynthesisContext::DeducedTemplateArgumentSubstitution, |
327 | PointOfInstantiation, InstantiationRange, PartialSpec, nullptr, |
328 | TemplateArgs, &DeductionInfo) {} |
329 | |
330 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
331 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
332 | VarTemplatePartialSpecializationDecl *PartialSpec, |
333 | ArrayRef<TemplateArgument> TemplateArgs, |
334 | sema::TemplateDeductionInfo &DeductionInfo, SourceRange InstantiationRange) |
335 | : InstantiatingTemplate( |
336 | SemaRef, |
337 | CodeSynthesisContext::DeducedTemplateArgumentSubstitution, |
338 | PointOfInstantiation, InstantiationRange, PartialSpec, nullptr, |
339 | TemplateArgs, &DeductionInfo) {} |
340 | |
341 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
342 | Sema &SemaRef, SourceLocation PointOfInstantiation, ParmVarDecl *Param, |
343 | ArrayRef<TemplateArgument> TemplateArgs, SourceRange InstantiationRange) |
344 | : InstantiatingTemplate( |
345 | SemaRef, |
346 | CodeSynthesisContext::DefaultFunctionArgumentInstantiation, |
347 | PointOfInstantiation, InstantiationRange, Param, nullptr, |
348 | TemplateArgs) {} |
349 | |
350 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
351 | Sema &SemaRef, SourceLocation PointOfInstantiation, NamedDecl *Template, |
352 | NonTypeTemplateParmDecl *Param, ArrayRef<TemplateArgument> TemplateArgs, |
353 | SourceRange InstantiationRange) |
354 | : InstantiatingTemplate( |
355 | SemaRef, |
356 | CodeSynthesisContext::PriorTemplateArgumentSubstitution, |
357 | PointOfInstantiation, InstantiationRange, Param, Template, |
358 | TemplateArgs) {} |
359 | |
360 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
361 | Sema &SemaRef, SourceLocation PointOfInstantiation, NamedDecl *Template, |
362 | TemplateTemplateParmDecl *Param, ArrayRef<TemplateArgument> TemplateArgs, |
363 | SourceRange InstantiationRange) |
364 | : InstantiatingTemplate( |
365 | SemaRef, |
366 | CodeSynthesisContext::PriorTemplateArgumentSubstitution, |
367 | PointOfInstantiation, InstantiationRange, Param, Template, |
368 | TemplateArgs) {} |
369 | |
370 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
371 | Sema &SemaRef, SourceLocation PointOfInstantiation, TemplateDecl *Template, |
372 | NamedDecl *Param, ArrayRef<TemplateArgument> TemplateArgs, |
373 | SourceRange InstantiationRange) |
374 | : InstantiatingTemplate( |
375 | SemaRef, CodeSynthesisContext::DefaultTemplateArgumentChecking, |
376 | PointOfInstantiation, InstantiationRange, Param, Template, |
377 | TemplateArgs) {} |
378 | |
379 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
380 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
381 | concepts::Requirement *Req, sema::TemplateDeductionInfo &DeductionInfo, |
382 | SourceRange InstantiationRange) |
383 | : InstantiatingTemplate( |
384 | SemaRef, CodeSynthesisContext::RequirementInstantiation, |
385 | PointOfInstantiation, InstantiationRange, nullptr, |
386 | nullptr, None, &DeductionInfo) {} |
387 | |
388 | |
389 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
390 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
391 | concepts::NestedRequirement *Req, ConstraintsCheck, |
392 | SourceRange InstantiationRange) |
393 | : InstantiatingTemplate( |
394 | SemaRef, CodeSynthesisContext::NestedRequirementConstraintsCheck, |
395 | PointOfInstantiation, InstantiationRange, nullptr, |
396 | nullptr, None) {} |
397 | |
398 | |
399 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
400 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
401 | ConstraintsCheck, NamedDecl *Template, |
402 | ArrayRef<TemplateArgument> TemplateArgs, SourceRange InstantiationRange) |
403 | : InstantiatingTemplate( |
404 | SemaRef, CodeSynthesisContext::ConstraintsCheck, |
405 | PointOfInstantiation, InstantiationRange, Template, nullptr, |
406 | TemplateArgs) {} |
407 | |
408 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
409 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
410 | ConstraintSubstitution, NamedDecl *Template, |
411 | sema::TemplateDeductionInfo &DeductionInfo, SourceRange InstantiationRange) |
412 | : InstantiatingTemplate( |
413 | SemaRef, CodeSynthesisContext::ConstraintSubstitution, |
414 | PointOfInstantiation, InstantiationRange, Template, nullptr, |
415 | {}, &DeductionInfo) {} |
416 | |
417 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
418 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
419 | ConstraintNormalization, NamedDecl *Template, |
420 | SourceRange InstantiationRange) |
421 | : InstantiatingTemplate( |
422 | SemaRef, CodeSynthesisContext::ConstraintNormalization, |
423 | PointOfInstantiation, InstantiationRange, Template) {} |
424 | |
425 | Sema::InstantiatingTemplate::InstantiatingTemplate( |
426 | Sema &SemaRef, SourceLocation PointOfInstantiation, |
427 | ParameterMappingSubstitution, NamedDecl *Template, |
428 | SourceRange InstantiationRange) |
429 | : InstantiatingTemplate( |
430 | SemaRef, CodeSynthesisContext::ParameterMappingSubstitution, |
431 | PointOfInstantiation, InstantiationRange, Template) {} |
432 | |
433 | void Sema::pushCodeSynthesisContext(CodeSynthesisContext Ctx) { |
434 | Ctx.SavedInNonInstantiationSFINAEContext = InNonInstantiationSFINAEContext; |
435 | InNonInstantiationSFINAEContext = false; |
436 | |
437 | CodeSynthesisContexts.push_back(Ctx); |
438 | |
439 | if (!Ctx.isInstantiationRecord()) |
440 | ++NonInstantiationEntries; |
441 | |
442 | |
443 | |
444 | if (isStackNearlyExhausted()) |
445 | warnStackExhausted(Ctx.PointOfInstantiation); |
446 | } |
447 | |
448 | void Sema::popCodeSynthesisContext() { |
449 | auto &Active = CodeSynthesisContexts.back(); |
450 | if (!Active.isInstantiationRecord()) { |
451 | assert(NonInstantiationEntries > 0); |
452 | --NonInstantiationEntries; |
453 | } |
454 | |
455 | InNonInstantiationSFINAEContext = Active.SavedInNonInstantiationSFINAEContext; |
456 | |
457 | |
458 | assert(CodeSynthesisContexts.size() >= |
459 | CodeSynthesisContextLookupModules.size() && |
460 | "forgot to remove a lookup module for a template instantiation"); |
461 | if (CodeSynthesisContexts.size() == |
462 | CodeSynthesisContextLookupModules.size()) { |
463 | if (Module *M = CodeSynthesisContextLookupModules.back()) |
464 | LookupModulesCache.erase(M); |
465 | CodeSynthesisContextLookupModules.pop_back(); |
466 | } |
467 | |
468 | |
469 | |
470 | if (CodeSynthesisContexts.size() == |
471 | LastEmittedCodeSynthesisContextDepth) |
472 | LastEmittedCodeSynthesisContextDepth = 0; |
473 | |
474 | CodeSynthesisContexts.pop_back(); |
475 | } |
476 | |
477 | void Sema::InstantiatingTemplate::Clear() { |
478 | if (!Invalid) { |
479 | if (!AlreadyInstantiating) { |
480 | auto &Active = SemaRef.CodeSynthesisContexts.back(); |
481 | if (Active.Entity) |
482 | SemaRef.InstantiatingSpecializations.erase( |
483 | {Active.Entity->getCanonicalDecl(), Active.Kind}); |
484 | } |
485 | |
486 | atTemplateEnd(SemaRef.TemplateInstCallbacks, SemaRef, |
487 | SemaRef.CodeSynthesisContexts.back()); |
488 | |
489 | SemaRef.popCodeSynthesisContext(); |
490 | Invalid = true; |
491 | } |
492 | } |
493 | |
494 | bool Sema::InstantiatingTemplate::CheckInstantiationDepth( |
495 | SourceLocation PointOfInstantiation, |
496 | SourceRange InstantiationRange) { |
497 | assert(SemaRef.NonInstantiationEntries <= |
498 | SemaRef.CodeSynthesisContexts.size()); |
499 | if ((SemaRef.CodeSynthesisContexts.size() - |
| 20 | | Assuming the condition is true | |
|
| |
500 | SemaRef.NonInstantiationEntries) |
501 | <= SemaRef.getLangOpts().InstantiationDepth) |
502 | return false; |
| 22 | | Returning zero, which participates in a condition later | |
|
503 | |
504 | SemaRef.Diag(PointOfInstantiation, |
505 | diag::err_template_recursion_depth_exceeded) |
506 | << SemaRef.getLangOpts().InstantiationDepth |
507 | << InstantiationRange; |
508 | SemaRef.Diag(PointOfInstantiation, diag::note_template_recursion_depth) |
509 | << SemaRef.getLangOpts().InstantiationDepth; |
510 | return true; |
511 | } |
512 | |
513 | |
514 | |
515 | void Sema::PrintInstantiationStack() { |
516 | |
517 | unsigned SkipStart = CodeSynthesisContexts.size(), SkipEnd = SkipStart; |
518 | unsigned Limit = Diags.getTemplateBacktraceLimit(); |
519 | if (Limit && Limit < CodeSynthesisContexts.size()) { |
520 | SkipStart = Limit / 2 + Limit % 2; |
521 | SkipEnd = CodeSynthesisContexts.size() - Limit / 2; |
522 | } |
523 | |
524 | |
525 | unsigned InstantiationIdx = 0; |
526 | for (SmallVectorImpl<CodeSynthesisContext>::reverse_iterator |
527 | Active = CodeSynthesisContexts.rbegin(), |
528 | ActiveEnd = CodeSynthesisContexts.rend(); |
529 | Active != ActiveEnd; |
530 | ++Active, ++InstantiationIdx) { |
531 | |
532 | if (InstantiationIdx >= SkipStart && InstantiationIdx < SkipEnd) { |
533 | if (InstantiationIdx == SkipStart) { |
534 | |
535 | Diags.Report(Active->PointOfInstantiation, |
536 | diag::note_instantiation_contexts_suppressed) |
537 | << unsigned(CodeSynthesisContexts.size() - Limit); |
538 | } |
539 | continue; |
540 | } |
541 | |
542 | switch (Active->Kind) { |
543 | case CodeSynthesisContext::TemplateInstantiation: { |
544 | Decl *D = Active->Entity; |
545 | if (CXXRecordDecl *Record = dyn_cast<CXXRecordDecl>(D)) { |
546 | unsigned DiagID = diag::note_template_member_class_here; |
547 | if (isa<ClassTemplateSpecializationDecl>(Record)) |
548 | DiagID = diag::note_template_class_instantiation_here; |
549 | Diags.Report(Active->PointOfInstantiation, DiagID) |
550 | << Record << Active->InstantiationRange; |
551 | } else if (FunctionDecl *Function = dyn_cast<FunctionDecl>(D)) { |
552 | unsigned DiagID; |
553 | if (Function->getPrimaryTemplate()) |
554 | DiagID = diag::note_function_template_spec_here; |
555 | else |
556 | DiagID = diag::note_template_member_function_here; |
557 | Diags.Report(Active->PointOfInstantiation, DiagID) |
558 | << Function |
559 | << Active->InstantiationRange; |
560 | } else if (VarDecl *VD = dyn_cast<VarDecl>(D)) { |
561 | Diags.Report(Active->PointOfInstantiation, |
562 | VD->isStaticDataMember()? |
563 | diag::note_template_static_data_member_def_here |
564 | : diag::note_template_variable_def_here) |
565 | << VD |
566 | << Active->InstantiationRange; |
567 | } else if (EnumDecl *ED = dyn_cast<EnumDecl>(D)) { |
568 | Diags.Report(Active->PointOfInstantiation, |
569 | diag::note_template_enum_def_here) |
570 | << ED |
571 | << Active->InstantiationRange; |
572 | } else if (FieldDecl *FD = dyn_cast<FieldDecl>(D)) { |
573 | Diags.Report(Active->PointOfInstantiation, |
574 | diag::note_template_nsdmi_here) |
575 | << FD << Active->InstantiationRange; |
576 | } else { |
577 | Diags.Report(Active->PointOfInstantiation, |
578 | diag::note_template_type_alias_instantiation_here) |
579 | << cast<TypeAliasTemplateDecl>(D) |
580 | << Active->InstantiationRange; |
581 | } |
582 | break; |
583 | } |
584 | |
585 | case CodeSynthesisContext::DefaultTemplateArgumentInstantiation: { |
586 | TemplateDecl *Template = cast<TemplateDecl>(Active->Template); |
587 | SmallString<128> TemplateArgsStr; |
588 | llvm::raw_svector_ostream OS(TemplateArgsStr); |
589 | Template->printName(OS); |
590 | printTemplateArgumentList(OS, Active->template_arguments(), |
591 | getPrintingPolicy()); |
592 | Diags.Report(Active->PointOfInstantiation, |
593 | diag::note_default_arg_instantiation_here) |
594 | << OS.str() |
595 | << Active->InstantiationRange; |
596 | break; |
597 | } |
598 | |
599 | case CodeSynthesisContext::ExplicitTemplateArgumentSubstitution: { |
600 | FunctionTemplateDecl *FnTmpl = cast<FunctionTemplateDecl>(Active->Entity); |
601 | Diags.Report(Active->PointOfInstantiation, |
602 | diag::note_explicit_template_arg_substitution_here) |
603 | << FnTmpl |
604 | << getTemplateArgumentBindingsText(FnTmpl->getTemplateParameters(), |
605 | Active->TemplateArgs, |
606 | Active->NumTemplateArgs) |
607 | << Active->InstantiationRange; |
608 | break; |
609 | } |
610 | |
611 | case CodeSynthesisContext::DeducedTemplateArgumentSubstitution: { |
612 | if (FunctionTemplateDecl *FnTmpl = |
613 | dyn_cast<FunctionTemplateDecl>(Active->Entity)) { |
614 | Diags.Report(Active->PointOfInstantiation, |
615 | diag::note_function_template_deduction_instantiation_here) |
616 | << FnTmpl |
617 | << getTemplateArgumentBindingsText(FnTmpl->getTemplateParameters(), |
618 | Active->TemplateArgs, |
619 | Active->NumTemplateArgs) |
620 | << Active->InstantiationRange; |
621 | } else { |
622 | bool IsVar = isa<VarTemplateDecl>(Active->Entity) || |
623 | isa<VarTemplateSpecializationDecl>(Active->Entity); |
624 | bool IsTemplate = false; |
625 | TemplateParameterList *Params; |
626 | if (auto *D = dyn_cast<TemplateDecl>(Active->Entity)) { |
627 | IsTemplate = true; |
628 | Params = D->getTemplateParameters(); |
629 | } else if (auto *D = dyn_cast<ClassTemplatePartialSpecializationDecl>( |
630 | Active->Entity)) { |
631 | Params = D->getTemplateParameters(); |
632 | } else if (auto *D = dyn_cast<VarTemplatePartialSpecializationDecl>( |
633 | Active->Entity)) { |
634 | Params = D->getTemplateParameters(); |
635 | } else { |
636 | llvm_unreachable("unexpected template kind"); |
637 | } |
638 | |
639 | Diags.Report(Active->PointOfInstantiation, |
640 | diag::note_deduced_template_arg_substitution_here) |
641 | << IsVar << IsTemplate << cast<NamedDecl>(Active->Entity) |
642 | << getTemplateArgumentBindingsText(Params, Active->TemplateArgs, |
643 | Active->NumTemplateArgs) |
644 | << Active->InstantiationRange; |
645 | } |
646 | break; |
647 | } |
648 | |
649 | case CodeSynthesisContext::DefaultFunctionArgumentInstantiation: { |
650 | ParmVarDecl *Param = cast<ParmVarDecl>(Active->Entity); |
651 | FunctionDecl *FD = cast<FunctionDecl>(Param->getDeclContext()); |
652 | |
653 | SmallString<128> TemplateArgsStr; |
654 | llvm::raw_svector_ostream OS(TemplateArgsStr); |
655 | FD->printName(OS); |
656 | printTemplateArgumentList(OS, Active->template_arguments(), |
657 | getPrintingPolicy()); |
658 | Diags.Report(Active->PointOfInstantiation, |
659 | diag::note_default_function_arg_instantiation_here) |
660 | << OS.str() |
661 | << Active->InstantiationRange; |
662 | break; |
663 | } |
664 | |
665 | case CodeSynthesisContext::PriorTemplateArgumentSubstitution: { |
666 | NamedDecl *Parm = cast<NamedDecl>(Active->Entity); |
667 | std::string Name; |
668 | if (!Parm->getName().empty()) |
669 | Name = std::string(" '") + Parm->getName().str() + "'"; |
670 | |
671 | TemplateParameterList *TemplateParams = nullptr; |
672 | if (TemplateDecl *Template = dyn_cast<TemplateDecl>(Active->Template)) |
673 | TemplateParams = Template->getTemplateParameters(); |
674 | else |
675 | TemplateParams = |
676 | cast<ClassTemplatePartialSpecializationDecl>(Active->Template) |
677 | ->getTemplateParameters(); |
678 | Diags.Report(Active->PointOfInstantiation, |
679 | diag::note_prior_template_arg_substitution) |
680 | << isa<TemplateTemplateParmDecl>(Parm) |
681 | << Name |
682 | << getTemplateArgumentBindingsText(TemplateParams, |
683 | Active->TemplateArgs, |
684 | Active->NumTemplateArgs) |
685 | << Active->InstantiationRange; |
686 | break; |
687 | } |
688 | |
689 | case CodeSynthesisContext::DefaultTemplateArgumentChecking: { |
690 | TemplateParameterList *TemplateParams = nullptr; |
691 | if (TemplateDecl *Template = dyn_cast<TemplateDecl>(Active->Template)) |
692 | TemplateParams = Template->getTemplateParameters(); |
693 | else |
694 | TemplateParams = |
695 | cast<ClassTemplatePartialSpecializationDecl>(Active->Template) |
696 | ->getTemplateParameters(); |
697 | |
698 | Diags.Report(Active->PointOfInstantiation, |
699 | diag::note_template_default_arg_checking) |
700 | << getTemplateArgumentBindingsText(TemplateParams, |
701 | Active->TemplateArgs, |
702 | Active->NumTemplateArgs) |
703 | << Active->InstantiationRange; |
704 | break; |
705 | } |
706 | |
707 | case CodeSynthesisContext::ExceptionSpecEvaluation: |
708 | Diags.Report(Active->PointOfInstantiation, |
709 | diag::note_evaluating_exception_spec_here) |
710 | << cast<FunctionDecl>(Active->Entity); |
711 | break; |
712 | |
713 | case CodeSynthesisContext::ExceptionSpecInstantiation: |
714 | Diags.Report(Active->PointOfInstantiation, |
715 | diag::note_template_exception_spec_instantiation_here) |
716 | << cast<FunctionDecl>(Active->Entity) |
717 | << Active->InstantiationRange; |
718 | break; |
719 | |
720 | case CodeSynthesisContext::RequirementInstantiation: |
721 | Diags.Report(Active->PointOfInstantiation, |
722 | diag::note_template_requirement_instantiation_here) |
723 | << Active->InstantiationRange; |
724 | break; |
725 | |
726 | case CodeSynthesisContext::NestedRequirementConstraintsCheck: |
727 | Diags.Report(Active->PointOfInstantiation, |
728 | diag::note_nested_requirement_here) |
729 | << Active->InstantiationRange; |
730 | break; |
731 | |
732 | case CodeSynthesisContext::DeclaringSpecialMember: |
733 | Diags.Report(Active->PointOfInstantiation, |
734 | diag::note_in_declaration_of_implicit_special_member) |
735 | << cast<CXXRecordDecl>(Active->Entity) << Active->SpecialMember; |
736 | break; |
737 | |
738 | case CodeSynthesisContext::DeclaringImplicitEqualityComparison: |
739 | Diags.Report(Active->Entity->getLocation(), |
740 | diag::note_in_declaration_of_implicit_equality_comparison); |
741 | break; |
742 | |
743 | case CodeSynthesisContext::DefiningSynthesizedFunction: { |
744 | |
745 | |
746 | auto *FD = dyn_cast<FunctionDecl>(Active->Entity); |
747 | DefaultedFunctionKind DFK = |
748 | FD ? getDefaultedFunctionKind(FD) : DefaultedFunctionKind(); |
749 | if (DFK.isSpecialMember()) { |
750 | auto *MD = cast<CXXMethodDecl>(FD); |
751 | Diags.Report(Active->PointOfInstantiation, |
752 | diag::note_member_synthesized_at) |
753 | << MD->isExplicitlyDefaulted() << DFK.asSpecialMember() |
754 | << Context.getTagDeclType(MD->getParent()); |
755 | } else if (DFK.isComparison()) { |
756 | Diags.Report(Active->PointOfInstantiation, |
757 | diag::note_comparison_synthesized_at) |
758 | << (int)DFK.asComparison() |
759 | << Context.getTagDeclType( |
760 | cast<CXXRecordDecl>(FD->getLexicalDeclContext())); |
761 | } |
762 | break; |
763 | } |
764 | |
765 | case CodeSynthesisContext::RewritingOperatorAsSpaceship: |
766 | Diags.Report(Active->Entity->getLocation(), |
767 | diag::note_rewriting_operator_as_spaceship); |
768 | break; |
769 | |
770 | case CodeSynthesisContext::InitializingStructuredBinding: |
771 | Diags.Report(Active->PointOfInstantiation, |
772 | diag::note_in_binding_decl_init) |
773 | << cast<BindingDecl>(Active->Entity); |
774 | break; |
775 | |
776 | case CodeSynthesisContext::MarkingClassDllexported: |
777 | Diags.Report(Active->PointOfInstantiation, |
778 | diag::note_due_to_dllexported_class) |
779 | << cast<CXXRecordDecl>(Active->Entity) << !getLangOpts().CPlusPlus11; |
780 | break; |
781 | |
782 | case CodeSynthesisContext::Memoization: |
783 | break; |
784 | |
785 | case CodeSynthesisContext::ConstraintsCheck: { |
786 | unsigned DiagID = 0; |
787 | if (!Active->Entity) { |
788 | Diags.Report(Active->PointOfInstantiation, |
789 | diag::note_nested_requirement_here) |
790 | << Active->InstantiationRange; |
791 | break; |
792 | } |
793 | if (isa<ConceptDecl>(Active->Entity)) |
794 | DiagID = diag::note_concept_specialization_here; |
795 | else if (isa<TemplateDecl>(Active->Entity)) |
796 | DiagID = diag::note_checking_constraints_for_template_id_here; |
797 | else if (isa<VarTemplatePartialSpecializationDecl>(Active->Entity)) |
798 | DiagID = diag::note_checking_constraints_for_var_spec_id_here; |
799 | else if (isa<ClassTemplatePartialSpecializationDecl>(Active->Entity)) |
800 | DiagID = diag::note_checking_constraints_for_class_spec_id_here; |
801 | else { |
802 | assert(isa<FunctionDecl>(Active->Entity)); |
803 | DiagID = diag::note_checking_constraints_for_function_here; |
804 | } |
805 | SmallString<128> TemplateArgsStr; |
806 | llvm::raw_svector_ostream OS(TemplateArgsStr); |
807 | cast<NamedDecl>(Active->Entity)->printName(OS); |
808 | if (!isa<FunctionDecl>(Active->Entity)) { |
809 | printTemplateArgumentList(OS, Active->template_arguments(), |
810 | getPrintingPolicy()); |
811 | } |
812 | Diags.Report(Active->PointOfInstantiation, DiagID) << OS.str() |
813 | << Active->InstantiationRange; |
814 | break; |
815 | } |
816 | case CodeSynthesisContext::ConstraintSubstitution: |
817 | Diags.Report(Active->PointOfInstantiation, |
818 | diag::note_constraint_substitution_here) |
819 | << Active->InstantiationRange; |
820 | break; |
821 | case CodeSynthesisContext::ConstraintNormalization: |
822 | Diags.Report(Active->PointOfInstantiation, |
823 | diag::note_constraint_normalization_here) |
824 | << cast<NamedDecl>(Active->Entity)->getName() |
825 | << Active->InstantiationRange; |
826 | break; |
827 | case CodeSynthesisContext::ParameterMappingSubstitution: |
828 | Diags.Report(Active->PointOfInstantiation, |
829 | diag::note_parameter_mapping_substitution_here) |
830 | << Active->InstantiationRange; |
831 | break; |
832 | } |
833 | } |
834 | } |
835 | |
836 | Optional<TemplateDeductionInfo *> Sema::isSFINAEContext() const { |
837 | if (InNonInstantiationSFINAEContext) |
838 | return Optional<TemplateDeductionInfo *>(nullptr); |
839 | |
840 | for (SmallVectorImpl<CodeSynthesisContext>::const_reverse_iterator |
841 | Active = CodeSynthesisContexts.rbegin(), |
842 | ActiveEnd = CodeSynthesisContexts.rend(); |
843 | Active != ActiveEnd; |
844 | ++Active) |
845 | { |
846 | switch (Active->Kind) { |
847 | case CodeSynthesisContext::TemplateInstantiation: |
848 | |
849 | |
850 | if (isa<TypeAliasTemplateDecl>(Active->Entity)) |
851 | break; |
852 | LLVM_FALLTHROUGH; |
853 | case CodeSynthesisContext::DefaultFunctionArgumentInstantiation: |
854 | case CodeSynthesisContext::ExceptionSpecInstantiation: |
855 | case CodeSynthesisContext::ConstraintsCheck: |
856 | case CodeSynthesisContext::ParameterMappingSubstitution: |
857 | case CodeSynthesisContext::ConstraintNormalization: |
858 | case CodeSynthesisContext::NestedRequirementConstraintsCheck: |
859 | |
860 | return None; |
861 | |
862 | case CodeSynthesisContext::DefaultTemplateArgumentInstantiation: |
863 | case CodeSynthesisContext::PriorTemplateArgumentSubstitution: |
864 | case CodeSynthesisContext::DefaultTemplateArgumentChecking: |
865 | case CodeSynthesisContext::RewritingOperatorAsSpaceship: |
866 | |
867 | |
868 | |
869 | break; |
870 | |
871 | case CodeSynthesisContext::ExplicitTemplateArgumentSubstitution: |
872 | case CodeSynthesisContext::DeducedTemplateArgumentSubstitution: |
873 | case CodeSynthesisContext::ConstraintSubstitution: |
874 | case CodeSynthesisContext::RequirementInstantiation: |
875 | |
876 | |
877 | |
878 | assert(Active->DeductionInfo && "Missing deduction info pointer"); |
879 | return Active->DeductionInfo; |
880 | |
881 | case CodeSynthesisContext::DeclaringSpecialMember: |
882 | case CodeSynthesisContext::DeclaringImplicitEqualityComparison: |
883 | case CodeSynthesisContext::DefiningSynthesizedFunction: |
884 | case CodeSynthesisContext::InitializingStructuredBinding: |
885 | case CodeSynthesisContext::MarkingClassDllexported: |
886 | |
887 | |
888 | return None; |
889 | |
890 | case CodeSynthesisContext::ExceptionSpecEvaluation: |
891 | |
892 | |
893 | |
894 | break; |
895 | |
896 | case CodeSynthesisContext::Memoization: |
897 | break; |
898 | } |
899 | |
900 | |
901 | |
902 | if (Active->SavedInNonInstantiationSFINAEContext) |
903 | return Optional<TemplateDeductionInfo *>(nullptr); |
904 | } |
905 | |
906 | return None; |
907 | } |
908 | |
909 | |
910 | |
911 | |
912 | namespace { |
913 | class TemplateInstantiator : public TreeTransform<TemplateInstantiator> { |
914 | const MultiLevelTemplateArgumentList &TemplateArgs; |
915 | SourceLocation Loc; |
916 | DeclarationName Entity; |
917 | |
918 | public: |
919 | typedef TreeTransform<TemplateInstantiator> inherited; |
920 | |
921 | TemplateInstantiator(Sema &SemaRef, |
922 | const MultiLevelTemplateArgumentList &TemplateArgs, |
923 | SourceLocation Loc, |
924 | DeclarationName Entity) |
925 | : inherited(SemaRef), TemplateArgs(TemplateArgs), Loc(Loc), |
926 | Entity(Entity) { } |
927 | |
928 | |
929 | |
930 | |
931 | |
932 | |
933 | bool AlreadyTransformed(QualType T); |
934 | |
935 | |
936 | SourceLocation getBaseLocation() { return Loc; } |
937 | |
938 | |
939 | DeclarationName getBaseEntity() { return Entity; } |
940 | |
941 | |
942 | |
943 | void setBase(SourceLocation Loc, DeclarationName Entity) { |
944 | this->Loc = Loc; |
945 | this->Entity = Entity; |
946 | } |
947 | |
948 | unsigned TransformTemplateDepth(unsigned Depth) { |
949 | return TemplateArgs.getNewDepth(Depth); |
950 | } |
951 | |
952 | bool TryExpandParameterPacks(SourceLocation EllipsisLoc, |
953 | SourceRange PatternRange, |
954 | ArrayRef<UnexpandedParameterPack> Unexpanded, |
955 | bool &ShouldExpand, bool &RetainExpansion, |
956 | Optional<unsigned> &NumExpansions) { |
957 | return getSema().CheckParameterPacksForExpansion(EllipsisLoc, |
958 | PatternRange, Unexpanded, |
959 | TemplateArgs, |
960 | ShouldExpand, |
961 | RetainExpansion, |
962 | NumExpansions); |
963 | } |
964 | |
965 | void ExpandingFunctionParameterPack(ParmVarDecl *Pack) { |
966 | SemaRef.CurrentInstantiationScope->MakeInstantiatedLocalArgPack(Pack); |
967 | } |
968 | |
969 | TemplateArgument ForgetPartiallySubstitutedPack() { |
970 | TemplateArgument Result; |
971 | if (NamedDecl *PartialPack |
972 | = SemaRef.CurrentInstantiationScope->getPartiallySubstitutedPack()){ |
973 | MultiLevelTemplateArgumentList &TemplateArgs |
974 | = const_cast<MultiLevelTemplateArgumentList &>(this->TemplateArgs); |
975 | unsigned Depth, Index; |
976 | std::tie(Depth, Index) = getDepthAndIndex(PartialPack); |
977 | if (TemplateArgs.hasTemplateArgument(Depth, Index)) { |
978 | Result = TemplateArgs(Depth, Index); |
979 | TemplateArgs.setArgument(Depth, Index, TemplateArgument()); |
980 | } |
981 | } |
982 | |
983 | return Result; |
984 | } |
985 | |
986 | void RememberPartiallySubstitutedPack(TemplateArgument Arg) { |
987 | if (Arg.isNull()) |
988 | return; |
989 | |
990 | if (NamedDecl *PartialPack |
991 | = SemaRef.CurrentInstantiationScope->getPartiallySubstitutedPack()){ |
992 | MultiLevelTemplateArgumentList &TemplateArgs |
993 | = const_cast<MultiLevelTemplateArgumentList &>(this->TemplateArgs); |
994 | unsigned Depth, Index; |
995 | std::tie(Depth, Index) = getDepthAndIndex(PartialPack); |
996 | TemplateArgs.setArgument(Depth, Index, Arg); |
997 | } |
998 | } |
999 | |
1000 | |
1001 | |
1002 | Decl *TransformDecl(SourceLocation Loc, Decl *D); |
1003 | |
1004 | void transformAttrs(Decl *Old, Decl *New) { |
1005 | SemaRef.InstantiateAttrs(TemplateArgs, Old, New); |
1006 | } |
1007 | |
1008 | void transformedLocalDecl(Decl *Old, ArrayRef<Decl *> NewDecls) { |
1009 | if (Old->isParameterPack()) { |
1010 | SemaRef.CurrentInstantiationScope->MakeInstantiatedLocalArgPack(Old); |
1011 | for (auto *New : NewDecls) |
1012 | SemaRef.CurrentInstantiationScope->InstantiatedLocalPackArg( |
1013 | Old, cast<VarDecl>(New)); |
1014 | return; |
1015 | } |
1016 | |
1017 | assert(NewDecls.size() == 1 && |
1018 | "should only have multiple expansions for a pack"); |
1019 | Decl *New = NewDecls.front(); |
1020 | |
1021 | |
1022 | |
1023 | |
1024 | auto *NewMD = dyn_cast<CXXMethodDecl>(New); |
1025 | if (NewMD && isLambdaCallOperator(NewMD)) { |
1026 | auto *OldMD = dyn_cast<CXXMethodDecl>(Old); |
1027 | if (auto *NewTD = NewMD->getDescribedFunctionTemplate()) |
1028 | NewTD->setInstantiatedFromMemberTemplate( |
1029 | OldMD->getDescribedFunctionTemplate()); |
1030 | else |
1031 | NewMD->setInstantiationOfMemberFunction(OldMD, |
1032 | TSK_ImplicitInstantiation); |
1033 | } |
1034 | |
1035 | SemaRef.CurrentInstantiationScope->InstantiatedLocal(Old, New); |
1036 | |
1037 | |
1038 | |
1039 | if (auto *DC = dyn_cast<DeclContext>(Old)) |
1040 | SemaRef.PerformDependentDiagnostics(DC, TemplateArgs); |
1041 | } |
1042 | |
1043 | |
1044 | |
1045 | Decl *TransformDefinition(SourceLocation Loc, Decl *D); |
1046 | |
1047 | |
1048 | |
1049 | NamedDecl *TransformFirstQualifierInScope(NamedDecl *D, SourceLocation Loc); |
1050 | |
1051 | |
1052 | |
1053 | VarDecl *RebuildExceptionDecl(VarDecl *ExceptionDecl, |
1054 | TypeSourceInfo *Declarator, |
1055 | SourceLocation StartLoc, |
1056 | SourceLocation NameLoc, |
1057 | IdentifierInfo *Name); |
1058 | |
1059 | |
1060 | |
1061 | VarDecl *RebuildObjCExceptionDecl(VarDecl *ExceptionDecl, |
1062 | TypeSourceInfo *TSInfo, QualType T); |
1063 | |
1064 | |
1065 | |
1066 | QualType RebuildElaboratedType(SourceLocation KeywordLoc, |
1067 | ElaboratedTypeKeyword Keyword, |
1068 | NestedNameSpecifierLoc QualifierLoc, |
1069 | QualType T); |
1070 | |
1071 | TemplateName |
1072 | TransformTemplateName(CXXScopeSpec &SS, TemplateName Name, |
1073 | SourceLocation NameLoc, |
1074 | QualType ObjectType = QualType(), |
1075 | NamedDecl *FirstQualifierInScope = nullptr, |
1076 | bool AllowInjectedClassName = false); |
1077 | |
1078 | const LoopHintAttr *TransformLoopHintAttr(const LoopHintAttr *LH); |
1079 | |
1080 | ExprResult TransformPredefinedExpr(PredefinedExpr *E); |
1081 | ExprResult TransformDeclRefExpr(DeclRefExpr *E); |
1082 | ExprResult TransformCXXDefaultArgExpr(CXXDefaultArgExpr *E); |
1083 | |
1084 | ExprResult TransformTemplateParmRefExpr(DeclRefExpr *E, |
1085 | NonTypeTemplateParmDecl *D); |
1086 | ExprResult TransformSubstNonTypeTemplateParmPackExpr( |
1087 | SubstNonTypeTemplateParmPackExpr *E); |
1088 | ExprResult TransformSubstNonTypeTemplateParmExpr( |
1089 | SubstNonTypeTemplateParmExpr *E); |
1090 | |
1091 | |
1092 | ExprResult RebuildVarDeclRefExpr(VarDecl *PD, SourceLocation Loc); |
1093 | |
1094 | |
1095 | ExprResult TransformFunctionParmPackRefExpr(DeclRefExpr *E, VarDecl *PD); |
1096 | |
1097 | |
1098 | |
1099 | |
1100 | ExprResult TransformFunctionParmPackExpr(FunctionParmPackExpr *E); |
1101 | |
1102 | QualType TransformFunctionProtoType(TypeLocBuilder &TLB, |
1103 | FunctionProtoTypeLoc TL) { |
1104 | |
1105 | return inherited::TransformFunctionProtoType(TLB, TL); |
1106 | } |
1107 | |
1108 | template<typename Fn> |
1109 | QualType TransformFunctionProtoType(TypeLocBuilder &TLB, |
1110 | FunctionProtoTypeLoc TL, |
1111 | CXXRecordDecl *ThisContext, |
1112 | Qualifiers ThisTypeQuals, |
1113 | Fn TransformExceptionSpec); |
1114 | |
1115 | ParmVarDecl *TransformFunctionTypeParam(ParmVarDecl *OldParm, |
1116 | int indexAdjustment, |
1117 | Optional<unsigned> NumExpansions, |
1118 | bool ExpectParameterPack); |
1119 | |
1120 | |
1121 | |
1122 | QualType TransformTemplateTypeParmType(TypeLocBuilder &TLB, |
1123 | TemplateTypeParmTypeLoc TL); |
1124 | |
1125 | |
1126 | |
1127 | |
1128 | QualType TransformSubstTemplateTypeParmPackType(TypeLocBuilder &TLB, |
1129 | SubstTemplateTypeParmPackTypeLoc TL); |
1130 | |
1131 | ExprResult TransformLambdaExpr(LambdaExpr *E) { |
1132 | LocalInstantiationScope Scope(SemaRef, true); |
1133 | return TreeTransform<TemplateInstantiator>::TransformLambdaExpr(E); |
1134 | } |
1135 | |
1136 | ExprResult TransformRequiresExpr(RequiresExpr *E) { |
1137 | LocalInstantiationScope Scope(SemaRef, true); |
1138 | return TreeTransform<TemplateInstantiator>::TransformRequiresExpr(E); |
1139 | } |
1140 | |
1141 | bool TransformRequiresExprRequirements( |
1142 | ArrayRef<concepts::Requirement *> Reqs, |
1143 | SmallVectorImpl<concepts::Requirement *> &Transformed) { |
1144 | bool SatisfactionDetermined = false; |
1145 | for (concepts::Requirement *Req : Reqs) { |
1146 | concepts::Requirement *TransReq = nullptr; |
1147 | if (!SatisfactionDetermined) { |
1148 | if (auto *TypeReq = dyn_cast<concepts::TypeRequirement>(Req)) |
1149 | TransReq = TransformTypeRequirement(TypeReq); |
1150 | else if (auto *ExprReq = dyn_cast<concepts::ExprRequirement>(Req)) |
1151 | TransReq = TransformExprRequirement(ExprReq); |
1152 | else |
1153 | TransReq = TransformNestedRequirement( |
1154 | cast<concepts::NestedRequirement>(Req)); |
1155 | if (!TransReq) |
1156 | return true; |
1157 | if (!TransReq->isDependent() && !TransReq->isSatisfied()) |
1158 | |
1159 | |
1160 | |
1161 | |
1162 | |
1163 | SatisfactionDetermined = true; |
1164 | } else |
1165 | TransReq = Req; |
1166 | Transformed.push_back(TransReq); |
1167 | } |
1168 | return false; |
1169 | } |
1170 | |
1171 | TemplateParameterList *TransformTemplateParameterList( |
1172 | TemplateParameterList *OrigTPL) { |
1173 | if (!OrigTPL || !OrigTPL->size()) return OrigTPL; |
1174 | |
1175 | DeclContext *Owner = OrigTPL->getParam(0)->getDeclContext(); |
1176 | TemplateDeclInstantiator DeclInstantiator(getSema(), |
1177 | Owner, TemplateArgs); |
1178 | return DeclInstantiator.SubstTemplateParams(OrigTPL); |
1179 | } |
1180 | |
1181 | concepts::TypeRequirement * |
1182 | TransformTypeRequirement(concepts::TypeRequirement *Req); |
1183 | concepts::ExprRequirement * |
1184 | TransformExprRequirement(concepts::ExprRequirement *Req); |
1185 | concepts::NestedRequirement * |
1186 | TransformNestedRequirement(concepts::NestedRequirement *Req); |
1187 | |
1188 | private: |
1189 | ExprResult transformNonTypeTemplateParmRef(NonTypeTemplateParmDecl *parm, |
1190 | SourceLocation loc, |
1191 | TemplateArgument arg); |
1192 | }; |
1193 | } |
1194 | |
1195 | bool TemplateInstantiator::AlreadyTransformed(QualType T) { |
1196 | if (T.isNull()) |
1197 | return true; |
1198 | |
1199 | if (T->isInstantiationDependentType() || T->isVariablyModifiedType()) |
1200 | return false; |
1201 | |
1202 | getSema().MarkDeclarationsReferencedInType(Loc, T); |
1203 | return true; |
1204 | } |
1205 | |
1206 | static TemplateArgument |
1207 | getPackSubstitutedTemplateArgument(Sema &S, TemplateArgument Arg) { |
1208 | assert(S.ArgumentPackSubstitutionIndex >= 0); |
1209 | assert(S.ArgumentPackSubstitutionIndex < (int)Arg.pack_size()); |
1210 | Arg = Arg.pack_begin()[S.ArgumentPackSubstitutionIndex]; |
1211 | if (Arg.isPackExpansion()) |
1212 | Arg = Arg.getPackExpansionPattern(); |
1213 | return Arg; |
1214 | } |
1215 | |
1216 | Decl *TemplateInstantiator::TransformDecl(SourceLocation Loc, Decl *D) { |
1217 | if (!D) |
1218 | return nullptr; |
1219 | |
1220 | if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(D)) { |
1221 | if (TTP->getDepth() < TemplateArgs.getNumLevels()) { |
1222 | |
1223 | |
1224 | |
1225 | |
1226 | if (!TemplateArgs.hasTemplateArgument(TTP->getDepth(), |
1227 | TTP->getPosition())) |
1228 | return D; |
1229 | |
1230 | TemplateArgument Arg = TemplateArgs(TTP->getDepth(), TTP->getPosition()); |
1231 | |
1232 | if (TTP->isParameterPack()) { |
1233 | assert(Arg.getKind() == TemplateArgument::Pack && |
1234 | "Missing argument pack"); |
1235 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1236 | } |
1237 | |
1238 | TemplateName Template = Arg.getAsTemplate().getNameToSubstitute(); |
1239 | assert(!Template.isNull() && Template.getAsTemplateDecl() && |
1240 | "Wrong kind of template template argument"); |
1241 | return Template.getAsTemplateDecl(); |
1242 | } |
1243 | |
1244 | |
1245 | |
1246 | } |
1247 | |
1248 | return SemaRef.FindInstantiatedDecl(Loc, cast<NamedDecl>(D), TemplateArgs); |
1249 | } |
1250 | |
1251 | Decl *TemplateInstantiator::TransformDefinition(SourceLocation Loc, Decl *D) { |
1252 | Decl *Inst = getSema().SubstDecl(D, getSema().CurContext, TemplateArgs); |
1253 | if (!Inst) |
1254 | return nullptr; |
1255 | |
1256 | getSema().CurrentInstantiationScope->InstantiatedLocal(D, Inst); |
1257 | return Inst; |
1258 | } |
1259 | |
1260 | NamedDecl * |
1261 | TemplateInstantiator::TransformFirstQualifierInScope(NamedDecl *D, |
1262 | SourceLocation Loc) { |
1263 | |
1264 | |
1265 | if (TemplateTypeParmDecl *TTPD = dyn_cast_or_null<TemplateTypeParmDecl>(D)) { |
1266 | const TemplateTypeParmType *TTP |
1267 | = cast<TemplateTypeParmType>(getSema().Context.getTypeDeclType(TTPD)); |
1268 | |
1269 | if (TTP->getDepth() < TemplateArgs.getNumLevels()) { |
1270 | |
1271 | TemplateArgument Arg = TemplateArgs(TTP->getDepth(), TTP->getIndex()); |
1272 | |
1273 | if (TTP->isParameterPack()) { |
1274 | assert(Arg.getKind() == TemplateArgument::Pack && |
1275 | "Missing argument pack"); |
1276 | |
1277 | if (getSema().ArgumentPackSubstitutionIndex == -1) |
1278 | return nullptr; |
1279 | |
1280 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1281 | } |
1282 | |
1283 | QualType T = Arg.getAsType(); |
1284 | if (T.isNull()) |
1285 | return cast_or_null<NamedDecl>(TransformDecl(Loc, D)); |
1286 | |
1287 | if (const TagType *Tag = T->getAs<TagType>()) |
1288 | return Tag->getDecl(); |
1289 | |
1290 | |
1291 | getSema().Diag(Loc, diag::err_nested_name_spec_non_tag) << T; |
1292 | return nullptr; |
1293 | } |
1294 | } |
1295 | |
1296 | return cast_or_null<NamedDecl>(TransformDecl(Loc, D)); |
1297 | } |
1298 | |
1299 | VarDecl * |
1300 | TemplateInstantiator::RebuildExceptionDecl(VarDecl *ExceptionDecl, |
1301 | TypeSourceInfo *Declarator, |
1302 | SourceLocation StartLoc, |
1303 | SourceLocation NameLoc, |
1304 | IdentifierInfo *Name) { |
1305 | VarDecl *Var = inherited::RebuildExceptionDecl(ExceptionDecl, Declarator, |
1306 | StartLoc, NameLoc, Name); |
1307 | if (Var) |
1308 | getSema().CurrentInstantiationScope->InstantiatedLocal(ExceptionDecl, Var); |
1309 | return Var; |
1310 | } |
1311 | |
1312 | VarDecl *TemplateInstantiator::RebuildObjCExceptionDecl(VarDecl *ExceptionDecl, |
1313 | TypeSourceInfo *TSInfo, |
1314 | QualType T) { |
1315 | VarDecl *Var = inherited::RebuildObjCExceptionDecl(ExceptionDecl, TSInfo, T); |
1316 | if (Var) |
1317 | getSema().CurrentInstantiationScope->InstantiatedLocal(ExceptionDecl, Var); |
1318 | return Var; |
1319 | } |
1320 | |
1321 | QualType |
1322 | TemplateInstantiator::RebuildElaboratedType(SourceLocation KeywordLoc, |
1323 | ElaboratedTypeKeyword Keyword, |
1324 | NestedNameSpecifierLoc QualifierLoc, |
1325 | QualType T) { |
1326 | if (const TagType *TT = T->getAs<TagType>()) { |
1327 | TagDecl* TD = TT->getDecl(); |
1328 | |
1329 | SourceLocation TagLocation = KeywordLoc; |
1330 | |
1331 | IdentifierInfo *Id = TD->getIdentifier(); |
1332 | |
1333 | |
1334 | |
1335 | if (Id && Keyword != ETK_None && Keyword != ETK_Typename) { |
1336 | TagTypeKind Kind = TypeWithKeyword::getTagTypeKindForKeyword(Keyword); |
1337 | if (!SemaRef.isAcceptableTagRedeclaration(TD, Kind, false, |
1338 | TagLocation, Id)) { |
1339 | SemaRef.Diag(TagLocation, diag::err_use_with_wrong_tag) |
1340 | << Id |
1341 | << FixItHint::CreateReplacement(SourceRange(TagLocation), |
1342 | TD->getKindName()); |
1343 | SemaRef.Diag(TD->getLocation(), diag::note_previous_use); |
1344 | } |
1345 | } |
1346 | } |
1347 | |
1348 | return TreeTransform<TemplateInstantiator>::RebuildElaboratedType(KeywordLoc, |
1349 | Keyword, |
1350 | QualifierLoc, |
1351 | T); |
1352 | } |
1353 | |
1354 | TemplateName TemplateInstantiator::TransformTemplateName( |
1355 | CXXScopeSpec &SS, TemplateName Name, SourceLocation NameLoc, |
1356 | QualType ObjectType, NamedDecl *FirstQualifierInScope, |
1357 | bool AllowInjectedClassName) { |
1358 | if (TemplateTemplateParmDecl *TTP |
1359 | = dyn_cast_or_null<TemplateTemplateParmDecl>(Name.getAsTemplateDecl())) { |
1360 | if (TTP->getDepth() < TemplateArgs.getNumLevels()) { |
1361 | |
1362 | |
1363 | |
1364 | |
1365 | if (!TemplateArgs.hasTemplateArgument(TTP->getDepth(), |
1366 | TTP->getPosition())) |
1367 | return Name; |
1368 | |
1369 | TemplateArgument Arg = TemplateArgs(TTP->getDepth(), TTP->getPosition()); |
1370 | |
1371 | if (TemplateArgs.isRewrite()) { |
1372 | |
1373 | |
1374 | if (Arg.getKind() == TemplateArgument::Pack) { |
1375 | assert(Arg.pack_size() == 1 && Arg.pack_begin()->isPackExpansion() && |
1376 | "unexpected pack arguments in template rewrite"); |
1377 | Arg = Arg.pack_begin()->getPackExpansionPattern(); |
1378 | } |
1379 | assert(Arg.getKind() == TemplateArgument::Template && |
1380 | "unexpected nontype template argument kind in template rewrite"); |
1381 | return Arg.getAsTemplate(); |
1382 | } |
1383 | |
1384 | if (TTP->isParameterPack()) { |
1385 | assert(Arg.getKind() == TemplateArgument::Pack && |
1386 | "Missing argument pack"); |
1387 | |
1388 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1389 | |
1390 | |
1391 | |
1392 | return getSema().Context.getSubstTemplateTemplateParmPack(TTP, Arg); |
1393 | } |
1394 | |
1395 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1396 | } |
1397 | |
1398 | TemplateName Template = Arg.getAsTemplate().getNameToSubstitute(); |
1399 | assert(!Template.isNull() && "Null template template argument"); |
1400 | assert(!Template.getAsQualifiedTemplateName() && |
1401 | "template decl to substitute is qualified?"); |
1402 | |
1403 | Template = getSema().Context.getSubstTemplateTemplateParm(TTP, Template); |
1404 | return Template; |
1405 | } |
1406 | } |
1407 | |
1408 | if (SubstTemplateTemplateParmPackStorage *SubstPack |
1409 | = Name.getAsSubstTemplateTemplateParmPack()) { |
1410 | if (getSema().ArgumentPackSubstitutionIndex == -1) |
1411 | return Name; |
1412 | |
1413 | TemplateArgument Arg = SubstPack->getArgumentPack(); |
1414 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1415 | return Arg.getAsTemplate().getNameToSubstitute(); |
1416 | } |
1417 | |
1418 | return inherited::TransformTemplateName(SS, Name, NameLoc, ObjectType, |
1419 | FirstQualifierInScope, |
1420 | AllowInjectedClassName); |
1421 | } |
1422 | |
1423 | ExprResult |
1424 | TemplateInstantiator::TransformPredefinedExpr(PredefinedExpr *E) { |
1425 | if (!E->isTypeDependent()) |
1426 | return E; |
1427 | |
1428 | return getSema().BuildPredefinedExpr(E->getLocation(), E->getIdentKind()); |
1429 | } |
1430 | |
1431 | ExprResult |
1432 | TemplateInstantiator::TransformTemplateParmRefExpr(DeclRefExpr *E, |
1433 | NonTypeTemplateParmDecl *NTTP) { |
1434 | |
1435 | |
1436 | |
1437 | |
1438 | if (!TemplateArgs.hasTemplateArgument(NTTP->getDepth(), |
1439 | NTTP->getPosition())) |
1440 | return E; |
1441 | |
1442 | TemplateArgument Arg = TemplateArgs(NTTP->getDepth(), NTTP->getPosition()); |
1443 | |
1444 | if (TemplateArgs.isRewrite()) { |
1445 | |
1446 | |
1447 | if (Arg.getKind() == TemplateArgument::Pack) { |
1448 | assert(Arg.pack_size() == 1 && Arg.pack_begin()->isPackExpansion() && |
1449 | "unexpected pack arguments in template rewrite"); |
1450 | Arg = Arg.pack_begin()->getPackExpansionPattern(); |
1451 | } |
1452 | assert(Arg.getKind() == TemplateArgument::Expression && |
1453 | "unexpected nontype template argument kind in template rewrite"); |
1454 | |
1455 | |
1456 | return Arg.getAsExpr(); |
1457 | } |
1458 | |
1459 | if (NTTP->isParameterPack()) { |
1460 | assert(Arg.getKind() == TemplateArgument::Pack && |
1461 | "Missing argument pack"); |
1462 | |
1463 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1464 | |
1465 | |
1466 | |
1467 | QualType TargetType = SemaRef.SubstType(NTTP->getType(), TemplateArgs, |
1468 | E->getLocation(), |
1469 | NTTP->getDeclName()); |
1470 | if (TargetType.isNull()) |
1471 | return ExprError(); |
1472 | |
1473 | QualType ExprType = TargetType.getNonLValueExprType(SemaRef.Context); |
1474 | if (TargetType->isRecordType()) |
1475 | ExprType.addConst(); |
1476 | |
1477 | return new (SemaRef.Context) SubstNonTypeTemplateParmPackExpr( |
1478 | ExprType, TargetType->isReferenceType() ? VK_LValue : VK_PRValue, |
1479 | NTTP, E->getLocation(), Arg); |
1480 | } |
1481 | |
1482 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1483 | } |
1484 | |
1485 | return transformNonTypeTemplateParmRef(NTTP, E->getLocation(), Arg); |
1486 | } |
1487 | |
1488 | const LoopHintAttr * |
1489 | TemplateInstantiator::TransformLoopHintAttr(const LoopHintAttr *LH) { |
1490 | Expr *TransformedExpr = getDerived().TransformExpr(LH->getValue()).get(); |
1491 | |
1492 | if (TransformedExpr == LH->getValue()) |
1493 | return LH; |
1494 | |
1495 | |
1496 | if (getSema().CheckLoopHintExpr(TransformedExpr, LH->getLocation())) |
1497 | return LH; |
1498 | |
1499 | |
1500 | |
1501 | return LoopHintAttr::CreateImplicit(getSema().Context, LH->getOption(), |
1502 | LH->getState(), TransformedExpr, *LH); |
1503 | } |
1504 | |
1505 | ExprResult TemplateInstantiator::transformNonTypeTemplateParmRef( |
1506 | NonTypeTemplateParmDecl *parm, |
1507 | SourceLocation loc, |
1508 | TemplateArgument arg) { |
1509 | ExprResult result; |
1510 | |
1511 | |
1512 | |
1513 | auto SubstParamType = [&] { |
1514 | QualType T; |
1515 | if (parm->isExpandedParameterPack()) |
1516 | T = parm->getExpansionType(SemaRef.ArgumentPackSubstitutionIndex); |
1517 | else |
1518 | T = parm->getType(); |
1519 | if (parm->isParameterPack() && isa<PackExpansionType>(T)) |
1520 | T = cast<PackExpansionType>(T)->getPattern(); |
1521 | return SemaRef.SubstType(T, TemplateArgs, loc, parm->getDeclName()); |
1522 | }; |
1523 | |
1524 | bool refParam = false; |
1525 | |
1526 | |
1527 | |
1528 | |
1529 | if (arg.getKind() == TemplateArgument::Expression) { |
1530 | Expr *argExpr = arg.getAsExpr(); |
1531 | result = argExpr; |
1532 | if (argExpr->isLValue()) { |
1533 | if (argExpr->getType()->isRecordType()) { |
1534 | |
1535 | QualType paramType = SubstParamType(); |
1536 | if (paramType.isNull()) |
1537 | return ExprError(); |
1538 | refParam = paramType->isReferenceType(); |
1539 | } else { |
1540 | refParam = true; |
1541 | } |
1542 | } |
1543 | } else if (arg.getKind() == TemplateArgument::Declaration || |
1544 | arg.getKind() == TemplateArgument::NullPtr) { |
1545 | ValueDecl *VD; |
1546 | if (arg.getKind() == TemplateArgument::Declaration) { |
1547 | VD = arg.getAsDecl(); |
1548 | |
1549 | |
1550 | |
1551 | VD = cast_or_null<ValueDecl>( |
1552 | getSema().FindInstantiatedDecl(loc, VD, TemplateArgs)); |
1553 | if (!VD) |
1554 | return ExprError(); |
1555 | } else { |
1556 | |
1557 | VD = nullptr; |
1558 | } |
1559 | |
1560 | QualType paramType = VD ? arg.getParamTypeForDecl() : arg.getNullPtrType(); |
1561 | assert(!paramType.isNull() && "type substitution failed for param type"); |
1562 | assert(!paramType->isDependentType() && "param type still dependent"); |
1563 | result = SemaRef.BuildExpressionFromDeclTemplateArgument(arg, paramType, loc); |
1564 | refParam = paramType->isReferenceType(); |
1565 | } else { |
1566 | result = SemaRef.BuildExpressionFromIntegralTemplateArgument(arg, loc); |
1567 | assert(result.isInvalid() || |
1568 | SemaRef.Context.hasSameType(result.get()->getType(), |
1569 | arg.getIntegralType())); |
1570 | } |
1571 | |
1572 | if (result.isInvalid()) |
1573 | return ExprError(); |
1574 | |
1575 | Expr *resultExpr = result.get(); |
1576 | return new (SemaRef.Context) SubstNonTypeTemplateParmExpr( |
1577 | resultExpr->getType(), resultExpr->getValueKind(), loc, parm, refParam, |
1578 | resultExpr); |
1579 | } |
1580 | |
1581 | ExprResult |
1582 | TemplateInstantiator::TransformSubstNonTypeTemplateParmPackExpr( |
1583 | SubstNonTypeTemplateParmPackExpr *E) { |
1584 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1585 | |
1586 | return E; |
1587 | } |
1588 | |
1589 | TemplateArgument Arg = E->getArgumentPack(); |
1590 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1591 | return transformNonTypeTemplateParmRef(E->getParameterPack(), |
1592 | E->getParameterPackLocation(), |
1593 | Arg); |
1594 | } |
1595 | |
1596 | ExprResult |
1597 | TemplateInstantiator::TransformSubstNonTypeTemplateParmExpr( |
1598 | SubstNonTypeTemplateParmExpr *E) { |
1599 | ExprResult SubstReplacement = E->getReplacement(); |
1600 | if (!isa<ConstantExpr>(SubstReplacement.get())) |
1601 | SubstReplacement = TransformExpr(E->getReplacement()); |
1602 | if (SubstReplacement.isInvalid()) |
1603 | return true; |
1604 | QualType SubstType = TransformType(E->getParameterType(getSema().Context)); |
1605 | if (SubstType.isNull()) |
1606 | return true; |
1607 | |
1608 | |
1609 | |
1610 | |
1611 | |
1612 | |
1613 | |
1614 | |
1615 | |
1616 | |
1617 | |
1618 | |
1619 | |
1620 | |
1621 | |
1622 | |
1623 | |
1624 | |
1625 | |
1626 | |
1627 | TemplateArgument Converted; |
1628 | if (SemaRef.CheckTemplateArgument(E->getParameter(), SubstType, |
1629 | SubstReplacement.get(), |
1630 | Converted).isInvalid()) |
1631 | return true; |
1632 | return transformNonTypeTemplateParmRef(E->getParameter(), |
1633 | E->getExprLoc(), Converted); |
1634 | } |
1635 | |
1636 | ExprResult TemplateInstantiator::RebuildVarDeclRefExpr(VarDecl *PD, |
1637 | SourceLocation Loc) { |
1638 | DeclarationNameInfo NameInfo(PD->getDeclName(), Loc); |
1639 | return getSema().BuildDeclarationNameExpr(CXXScopeSpec(), NameInfo, PD); |
1640 | } |
1641 | |
1642 | ExprResult |
1643 | TemplateInstantiator::TransformFunctionParmPackExpr(FunctionParmPackExpr *E) { |
1644 | if (getSema().ArgumentPackSubstitutionIndex != -1) { |
1645 | |
1646 | VarDecl *D = E->getExpansion(getSema().ArgumentPackSubstitutionIndex); |
1647 | VarDecl *VD = cast_or_null<VarDecl>(TransformDecl(E->getExprLoc(), D)); |
1648 | if (!VD) |
1649 | return ExprError(); |
1650 | return RebuildVarDeclRefExpr(VD, E->getExprLoc()); |
1651 | } |
1652 | |
1653 | QualType T = TransformType(E->getType()); |
1654 | if (T.isNull()) |
1655 | return ExprError(); |
1656 | |
1657 | |
1658 | |
1659 | SmallVector<VarDecl *, 8> Vars; |
1660 | Vars.reserve(E->getNumExpansions()); |
1661 | for (FunctionParmPackExpr::iterator I = E->begin(), End = E->end(); |
1662 | I != End; ++I) { |
1663 | VarDecl *D = cast_or_null<VarDecl>(TransformDecl(E->getExprLoc(), *I)); |
1664 | if (!D) |
1665 | return ExprError(); |
1666 | Vars.push_back(D); |
1667 | } |
1668 | |
1669 | auto *PackExpr = |
1670 | FunctionParmPackExpr::Create(getSema().Context, T, E->getParameterPack(), |
1671 | E->getParameterPackLocation(), Vars); |
1672 | getSema().MarkFunctionParmPackReferenced(PackExpr); |
1673 | return PackExpr; |
1674 | } |
1675 | |
1676 | ExprResult |
1677 | TemplateInstantiator::TransformFunctionParmPackRefExpr(DeclRefExpr *E, |
1678 | VarDecl *PD) { |
1679 | typedef LocalInstantiationScope::DeclArgumentPack DeclArgumentPack; |
1680 | llvm::PointerUnion<Decl *, DeclArgumentPack *> *Found |
1681 | = getSema().CurrentInstantiationScope->findInstantiationOf(PD); |
1682 | assert(Found && "no instantiation for parameter pack"); |
1683 | |
1684 | Decl *TransformedDecl; |
1685 | if (DeclArgumentPack *Pack = Found->dyn_cast<DeclArgumentPack *>()) { |
1686 | |
1687 | |
1688 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1689 | QualType T = TransformType(E->getType()); |
1690 | if (T.isNull()) |
1691 | return ExprError(); |
1692 | auto *PackExpr = FunctionParmPackExpr::Create(getSema().Context, T, PD, |
1693 | E->getExprLoc(), *Pack); |
1694 | getSema().MarkFunctionParmPackReferenced(PackExpr); |
1695 | return PackExpr; |
1696 | } |
1697 | |
1698 | TransformedDecl = (*Pack)[getSema().ArgumentPackSubstitutionIndex]; |
1699 | } else { |
1700 | TransformedDecl = Found->get<Decl*>(); |
1701 | } |
1702 | |
1703 | |
1704 | return RebuildVarDeclRefExpr(cast<VarDecl>(TransformedDecl), E->getExprLoc()); |
1705 | } |
1706 | |
1707 | ExprResult |
1708 | TemplateInstantiator::TransformDeclRefExpr(DeclRefExpr *E) { |
1709 | NamedDecl *D = E->getDecl(); |
1710 | |
1711 | |
1712 | |
1713 | if (NonTypeTemplateParmDecl *NTTP = dyn_cast<NonTypeTemplateParmDecl>(D)) { |
1714 | if (NTTP->getDepth() < TemplateArgs.getNumLevels()) |
1715 | return TransformTemplateParmRefExpr(E, NTTP); |
1716 | |
1717 | |
1718 | |
1719 | } |
1720 | |
1721 | |
1722 | if (VarDecl *PD = dyn_cast<VarDecl>(D)) |
1723 | if (PD->isParameterPack()) |
1724 | return TransformFunctionParmPackRefExpr(E, PD); |
1725 | |
1726 | return TreeTransform<TemplateInstantiator>::TransformDeclRefExpr(E); |
1727 | } |
1728 | |
1729 | ExprResult TemplateInstantiator::TransformCXXDefaultArgExpr( |
1730 | CXXDefaultArgExpr *E) { |
1731 | assert(!cast<FunctionDecl>(E->getParam()->getDeclContext())-> |
1732 | getDescribedFunctionTemplate() && |
1733 | "Default arg expressions are never formed in dependent cases."); |
1734 | return SemaRef.BuildCXXDefaultArgExpr(E->getUsedLocation(), |
1735 | cast<FunctionDecl>(E->getParam()->getDeclContext()), |
1736 | E->getParam()); |
1737 | } |
1738 | |
1739 | template<typename Fn> |
1740 | QualType TemplateInstantiator::TransformFunctionProtoType(TypeLocBuilder &TLB, |
1741 | FunctionProtoTypeLoc TL, |
1742 | CXXRecordDecl *ThisContext, |
1743 | Qualifiers ThisTypeQuals, |
1744 | Fn TransformExceptionSpec) { |
1745 | |
1746 | LocalInstantiationScope Scope(SemaRef, true); |
1747 | return inherited::TransformFunctionProtoType( |
1748 | TLB, TL, ThisContext, ThisTypeQuals, TransformExceptionSpec); |
1749 | } |
1750 | |
1751 | ParmVarDecl * |
1752 | TemplateInstantiator::TransformFunctionTypeParam(ParmVarDecl *OldParm, |
1753 | int indexAdjustment, |
1754 | Optional<unsigned> NumExpansions, |
1755 | bool ExpectParameterPack) { |
1756 | auto NewParm = |
1757 | SemaRef.SubstParmVarDecl(OldParm, TemplateArgs, indexAdjustment, |
1758 | NumExpansions, ExpectParameterPack); |
1759 | if (NewParm && SemaRef.getLangOpts().OpenCL) |
1760 | SemaRef.deduceOpenCLAddressSpace(NewParm); |
1761 | return NewParm; |
1762 | } |
1763 | |
1764 | QualType |
1765 | TemplateInstantiator::TransformTemplateTypeParmType(TypeLocBuilder &TLB, |
1766 | TemplateTypeParmTypeLoc TL) { |
1767 | const TemplateTypeParmType *T = TL.getTypePtr(); |
1768 | if (T->getDepth() < TemplateArgs.getNumLevels()) { |
1769 | |
1770 | |
1771 | |
1772 | |
1773 | |
1774 | |
1775 | |
1776 | if (!TemplateArgs.hasTemplateArgument(T->getDepth(), T->getIndex())) { |
1777 | TemplateTypeParmTypeLoc NewTL |
1778 | = TLB.push<TemplateTypeParmTypeLoc>(TL.getType()); |
1779 | NewTL.setNameLoc(TL.getNameLoc()); |
1780 | return TL.getType(); |
1781 | } |
1782 | |
1783 | TemplateArgument Arg = TemplateArgs(T->getDepth(), T->getIndex()); |
1784 | |
1785 | if (TemplateArgs.isRewrite()) { |
1786 | |
1787 | |
1788 | if (Arg.getKind() == TemplateArgument::Pack) { |
1789 | assert(Arg.pack_size() == 1 && Arg.pack_begin()->isPackExpansion() && |
1790 | "unexpected pack arguments in template rewrite"); |
1791 | Arg = Arg.pack_begin()->getPackExpansionPattern(); |
1792 | } |
1793 | assert(Arg.getKind() == TemplateArgument::Type && |
1794 | "unexpected nontype template argument kind in template rewrite"); |
1795 | QualType NewT = Arg.getAsType(); |
1796 | assert(isa<TemplateTypeParmType>(NewT) && |
1797 | "type parm not rewritten to type parm"); |
1798 | auto NewTL = TLB.push<TemplateTypeParmTypeLoc>(NewT); |
1799 | NewTL.setNameLoc(TL.getNameLoc()); |
1800 | return NewT; |
1801 | } |
1802 | |
1803 | if (T->isParameterPack()) { |
1804 | assert(Arg.getKind() == TemplateArgument::Pack && |
1805 | "Missing argument pack"); |
1806 | |
1807 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1808 | |
1809 | |
1810 | |
1811 | QualType Result |
1812 | = getSema().Context.getSubstTemplateTypeParmPackType(T, Arg); |
1813 | SubstTemplateTypeParmPackTypeLoc NewTL |
1814 | = TLB.push<SubstTemplateTypeParmPackTypeLoc>(Result); |
1815 | NewTL.setNameLoc(TL.getNameLoc()); |
1816 | return Result; |
1817 | } |
1818 | |
1819 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1820 | } |
1821 | |
1822 | assert(Arg.getKind() == TemplateArgument::Type && |
1823 | "Template argument kind mismatch"); |
1824 | |
1825 | QualType Replacement = Arg.getAsType(); |
1826 | |
1827 | |
1828 | QualType Result |
1829 | = getSema().Context.getSubstTemplateTypeParmType(T, Replacement); |
1830 | SubstTemplateTypeParmTypeLoc NewTL |
1831 | = TLB.push<SubstTemplateTypeParmTypeLoc>(Result); |
1832 | NewTL.setNameLoc(TL.getNameLoc()); |
1833 | return Result; |
1834 | } |
1835 | |
1836 | |
1837 | |
1838 | |
1839 | |
1840 | TemplateTypeParmDecl *NewTTPDecl = nullptr; |
1841 | if (TemplateTypeParmDecl *OldTTPDecl = T->getDecl()) |
1842 | NewTTPDecl = cast_or_null<TemplateTypeParmDecl>( |
1843 | TransformDecl(TL.getNameLoc(), OldTTPDecl)); |
1844 | |
1845 | QualType Result = getSema().Context.getTemplateTypeParmType( |
1846 | T->getDepth() - TemplateArgs.getNumSubstitutedLevels(), T->getIndex(), |
1847 | T->isParameterPack(), NewTTPDecl); |
1848 | TemplateTypeParmTypeLoc NewTL = TLB.push<TemplateTypeParmTypeLoc>(Result); |
1849 | NewTL.setNameLoc(TL.getNameLoc()); |
1850 | return Result; |
1851 | } |
1852 | |
1853 | QualType |
1854 | TemplateInstantiator::TransformSubstTemplateTypeParmPackType( |
1855 | TypeLocBuilder &TLB, |
1856 | SubstTemplateTypeParmPackTypeLoc TL) { |
1857 | if (getSema().ArgumentPackSubstitutionIndex == -1) { |
1858 | |
1859 | SubstTemplateTypeParmPackTypeLoc NewTL |
1860 | = TLB.push<SubstTemplateTypeParmPackTypeLoc>(TL.getType()); |
1861 | NewTL.setNameLoc(TL.getNameLoc()); |
1862 | return TL.getType(); |
1863 | } |
1864 | |
1865 | TemplateArgument Arg = TL.getTypePtr()->getArgumentPack(); |
1866 | Arg = getPackSubstitutedTemplateArgument(getSema(), Arg); |
1867 | QualType Result = Arg.getAsType(); |
1868 | |
1869 | Result = getSema().Context.getSubstTemplateTypeParmType( |
1870 | TL.getTypePtr()->getReplacedParameter(), |
1871 | Result); |
1872 | SubstTemplateTypeParmTypeLoc NewTL |
1873 | = TLB.push<SubstTemplateTypeParmTypeLoc>(Result); |
1874 | NewTL.setNameLoc(TL.getNameLoc()); |
1875 | return Result; |
1876 | } |
1877 | |
1878 | template<typename EntityPrinter> |
1879 | static concepts::Requirement::SubstitutionDiagnostic * |
1880 | createSubstDiag(Sema &S, TemplateDeductionInfo &Info, EntityPrinter Printer) { |
1881 | SmallString<128> Message; |
1882 | SourceLocation ErrorLoc; |
1883 | if (Info.hasSFINAEDiagnostic()) { |
1884 | PartialDiagnosticAt PDA(SourceLocation(), |
1885 | PartialDiagnostic::NullDiagnostic{}); |
1886 | Info.takeSFINAEDiagnostic(PDA); |
1887 | PDA.second.EmitToString(S.getDiagnostics(), Message); |
1888 | ErrorLoc = PDA.first; |
1889 | } else { |
1890 | ErrorLoc = Info.getLocation(); |
1891 | } |
1892 | char *MessageBuf = new (S.Context) char[Message.size()]; |
1893 | std::copy(Message.begin(), Message.end(), MessageBuf); |
1894 | SmallString<128> Entity; |
1895 | llvm::raw_svector_ostream OS(Entity); |
1896 | Printer(OS); |
1897 | char *EntityBuf = new (S.Context) char[Entity.size()]; |
1898 | std::copy(Entity.begin(), Entity.end(), EntityBuf); |
1899 | return new (S.Context) concepts::Requirement::SubstitutionDiagnostic{ |
1900 | StringRef(EntityBuf, Entity.size()), ErrorLoc, |
1901 | StringRef(MessageBuf, Message.size())}; |
1902 | } |
1903 | |
1904 | concepts::TypeRequirement * |
1905 | TemplateInstantiator::TransformTypeRequirement(concepts::TypeRequirement *Req) { |
1906 | if (!Req->isDependent() && !AlwaysRebuild()) |
1907 | return Req; |
1908 | if (Req->isSubstitutionFailure()) { |
1909 | if (AlwaysRebuild()) |
1910 | return RebuildTypeRequirement( |
1911 | Req->getSubstitutionDiagnostic()); |
1912 | return Req; |
1913 | } |
1914 | |
1915 | Sema::SFINAETrap Trap(SemaRef); |
1916 | TemplateDeductionInfo Info(Req->getType()->getTypeLoc().getBeginLoc()); |
1917 | Sema::InstantiatingTemplate TypeInst(SemaRef, |
1918 | Req->getType()->getTypeLoc().getBeginLoc(), Req, Info, |
1919 | Req->getType()->getTypeLoc().getSourceRange()); |
1920 | if (TypeInst.isInvalid()) |
1921 | return nullptr; |
1922 | TypeSourceInfo *TransType = TransformType(Req->getType()); |
1923 | if (!TransType || Trap.hasErrorOccurred()) |
1924 | return RebuildTypeRequirement(createSubstDiag(SemaRef, Info, |
1925 | [&] (llvm::raw_ostream& OS) { |
1926 | Req->getType()->getType().print(OS, SemaRef.getPrintingPolicy()); |
1927 | })); |
1928 | return RebuildTypeRequirement(TransType); |
1929 | } |
1930 | |
1931 | concepts::ExprRequirement * |
1932 | TemplateInstantiator::TransformExprRequirement(concepts::ExprRequirement *Req) { |
1933 | if (!Req->isDependent() && !AlwaysRebuild()) |
1934 | return Req; |
1935 | |
1936 | Sema::SFINAETrap Trap(SemaRef); |
1937 | |
1938 | llvm::PointerUnion<Expr *, concepts::Requirement::SubstitutionDiagnostic *> |
1939 | TransExpr; |
1940 | if (Req->isExprSubstitutionFailure()) |
1941 | TransExpr = Req->getExprSubstitutionDiagnostic(); |
1942 | else { |
1943 | Expr *E = Req->getExpr(); |
1944 | TemplateDeductionInfo Info(E->getBeginLoc()); |
1945 | Sema::InstantiatingTemplate ExprInst(SemaRef, E->getBeginLoc(), Req, Info, |
1946 | E->getSourceRange()); |
1947 | if (ExprInst.isInvalid()) |
1948 | return nullptr; |
1949 | ExprResult TransExprRes = TransformExpr(E); |
1950 | if (TransExprRes.isInvalid() || Trap.hasErrorOccurred()) |
1951 | TransExpr = createSubstDiag(SemaRef, Info, [&](llvm::raw_ostream &OS) { |
1952 | E->printPretty(OS, nullptr, SemaRef.getPrintingPolicy()); |
1953 | }); |
1954 | else |
1955 | TransExpr = TransExprRes.get(); |
1956 | } |
1957 | |
1958 | llvm::Optional<concepts::ExprRequirement::ReturnTypeRequirement> TransRetReq; |
1959 | const auto &RetReq = Req->getReturnTypeRequirement(); |
1960 | if (RetReq.isEmpty()) |
1961 | TransRetReq.emplace(); |
1962 | else if (RetReq.isSubstitutionFailure()) |
1963 | TransRetReq.emplace(RetReq.getSubstitutionDiagnostic()); |
1964 | else if (RetReq.isTypeConstraint()) { |
1965 | TemplateParameterList *OrigTPL = |
1966 | RetReq.getTypeConstraintTemplateParameterList(); |
1967 | TemplateDeductionInfo Info(OrigTPL->getTemplateLoc()); |
1968 | Sema::InstantiatingTemplate TPLInst(SemaRef, OrigTPL->getTemplateLoc(), |
1969 | Req, Info, OrigTPL->getSourceRange()); |
1970 | if (TPLInst.isInvalid()) |
1971 | return nullptr; |
1972 | TemplateParameterList *TPL = |
1973 | TransformTemplateParameterList(OrigTPL); |
1974 | if (!TPL) |
1975 | TransRetReq.emplace(createSubstDiag(SemaRef, Info, |
1976 | [&] (llvm::raw_ostream& OS) { |
1977 | RetReq.getTypeConstraint()->getImmediatelyDeclaredConstraint() |
1978 | ->printPretty(OS, nullptr, SemaRef.getPrintingPolicy()); |
1979 | })); |
1980 | else { |
1981 | TPLInst.Clear(); |
1982 | TransRetReq.emplace(TPL); |
1983 | } |
1984 | } |
1985 | assert(TransRetReq.hasValue() && |
1986 | "All code paths leading here must set TransRetReq"); |
1987 | if (Expr *E = TransExpr.dyn_cast<Expr *>()) |
1988 | return RebuildExprRequirement(E, Req->isSimple(), Req->getNoexceptLoc(), |
1989 | std::move(*TransRetReq)); |
1990 | return RebuildExprRequirement( |
1991 | TransExpr.get<concepts::Requirement::SubstitutionDiagnostic *>(), |
1992 | Req->isSimple(), Req->getNoexceptLoc(), std::move(*TransRetReq)); |
1993 | } |
1994 | |
1995 | concepts::NestedRequirement * |
1996 | TemplateInstantiator::TransformNestedRequirement( |
1997 | concepts::NestedRequirement *Req) { |
1998 | if (!Req->isDependent() && !AlwaysRebuild()) |
1999 | return Req; |
2000 | if (Req->isSubstitutionFailure()) { |
2001 | if (AlwaysRebuild()) |
2002 | return RebuildNestedRequirement( |
2003 | Req->getSubstitutionDiagnostic()); |
2004 | return Req; |
2005 | } |
2006 | Sema::InstantiatingTemplate ReqInst(SemaRef, |
2007 | Req->getConstraintExpr()->getBeginLoc(), Req, |
2008 | Sema::InstantiatingTemplate::ConstraintsCheck{}, |
2009 | Req->getConstraintExpr()->getSourceRange()); |
2010 | |
2011 | ExprResult TransConstraint; |
2012 | TemplateDeductionInfo Info(Req->getConstraintExpr()->getBeginLoc()); |
2013 | { |
2014 | EnterExpressionEvaluationContext ContextRAII( |
2015 | SemaRef, Sema::ExpressionEvaluationContext::ConstantEvaluated); |
2016 | Sema::SFINAETrap Trap(SemaRef); |
2017 | Sema::InstantiatingTemplate ConstrInst(SemaRef, |
2018 | Req->getConstraintExpr()->getBeginLoc(), Req, Info, |
2019 | Req->getConstraintExpr()->getSourceRange()); |
2020 | if (ConstrInst.isInvalid()) |
2021 | return nullptr; |
2022 | TransConstraint = TransformExpr(Req->getConstraintExpr()); |
2023 | if (TransConstraint.isInvalid() || Trap.hasErrorOccurred()) |
2024 | return RebuildNestedRequirement(createSubstDiag(SemaRef, Info, |
2025 | [&] (llvm::raw_ostream& OS) { |
2026 | Req->getConstraintExpr()->printPretty(OS, nullptr, |
2027 | SemaRef.getPrintingPolicy()); |
2028 | })); |
2029 | } |
2030 | return RebuildNestedRequirement(TransConstraint.get()); |
2031 | } |
2032 | |
2033 | |
2034 | |
2035 | |
2036 | |
2037 | |
2038 | |
2039 | |
2040 | |
2041 | |
2042 | |
2043 | |
2044 | |
2045 | |
2046 | |
2047 | |
2048 | |
2049 | |
2050 | |
2051 | |
2052 | |
2053 | |
2054 | |
2055 | |
2056 | |
2057 | |
2058 | |
2059 | |
2060 | |
2061 | |
2062 | |
2063 | |
2064 | TypeSourceInfo *Sema::SubstType(TypeSourceInfo *T, |
2065 | const MultiLevelTemplateArgumentList &Args, |
2066 | SourceLocation Loc, |
2067 | DeclarationName Entity, |
2068 | bool AllowDeducedTST) { |
2069 | assert(!CodeSynthesisContexts.empty() && |
2070 | "Cannot perform an instantiation without some context on the " |
2071 | "instantiation stack"); |
2072 | |
2073 | if (!T->getType()->isInstantiationDependentType() && |
2074 | !T->getType()->isVariablyModifiedType()) |
2075 | return T; |
2076 | |
2077 | TemplateInstantiator Instantiator(*this, Args, Loc, Entity); |
2078 | return AllowDeducedTST ? Instantiator.TransformTypeWithDeducedTST(T) |
2079 | : Instantiator.TransformType(T); |
2080 | } |
2081 | |
2082 | TypeSourceInfo *Sema::SubstType(TypeLoc TL, |
2083 | const MultiLevelTemplateArgumentList &Args, |
2084 | SourceLocation Loc, |
2085 | DeclarationName Entity) { |
2086 | assert(!CodeSynthesisContexts.empty() && |
2087 | "Cannot perform an instantiation without some context on the " |
2088 | "instantiation stack"); |
2089 | |
2090 | if (TL.getType().isNull()) |
2091 | return nullptr; |
2092 | |
2093 | if (!TL.getType()->isInstantiationDependentType() && |
2094 | !TL.getType()->isVariablyModifiedType()) { |
2095 | |
2096 | |
2097 | TypeLocBuilder TLB; |
2098 | TLB.pushFullCopy(TL); |
2099 | return TLB.getTypeSourceInfo(Context, TL.getType()); |
2100 | } |
2101 | |
2102 | TemplateInstantiator Instantiator(*this, Args, Loc, Entity); |
2103 | TypeLocBuilder TLB; |
2104 | TLB.reserve(TL.getFullDataSize()); |
2105 | QualType Result = Instantiator.TransformType(TLB, TL); |
2106 | if (Result.isNull()) |
2107 | return nullptr; |
2108 | |
2109 | return TLB.getTypeSourceInfo(Context, Result); |
2110 | } |
2111 | |
2112 | |
2113 | QualType Sema::SubstType(QualType T, |
2114 | const MultiLevelTemplateArgumentList &TemplateArgs, |
2115 | SourceLocation Loc, DeclarationName Entity) { |
2116 | assert(!CodeSynthesisContexts.empty() && |
2117 | "Cannot perform an instantiation without some context on the " |
2118 | "instantiation stack"); |
2119 | |
2120 | |
2121 | |
2122 | if (!T->isInstantiationDependentType() && !T->isVariablyModifiedType()) |
2123 | return T; |
2124 | |
2125 | TemplateInstantiator Instantiator(*this, TemplateArgs, Loc, Entity); |
2126 | return Instantiator.TransformType(T); |
2127 | } |
2128 | |
2129 | static bool NeedsInstantiationAsFunctionType(TypeSourceInfo *T) { |
2130 | if (T->getType()->isInstantiationDependentType() || |
2131 | T->getType()->isVariablyModifiedType()) |
2132 | return true; |
2133 | |
2134 | TypeLoc TL = T->getTypeLoc().IgnoreParens(); |
2135 | if (!TL.getAs<FunctionProtoTypeLoc>()) |
2136 | return false; |
2137 | |
2138 | FunctionProtoTypeLoc FP = TL.castAs<FunctionProtoTypeLoc>(); |
2139 | for (ParmVarDecl *P : FP.getParams()) { |
2140 | |
2141 | if (!P) continue; |
2142 | |
2143 | |
2144 | |
2145 | return true; |
2146 | } |
2147 | |
2148 | return false; |
2149 | } |
2150 | |
2151 | |
2152 | |
2153 | |
2154 | |
2155 | TypeSourceInfo *Sema::SubstFunctionDeclType(TypeSourceInfo *T, |
2156 | const MultiLevelTemplateArgumentList &Args, |
2157 | SourceLocation Loc, |
2158 | DeclarationName Entity, |
2159 | CXXRecordDecl *ThisContext, |
2160 | Qualifiers ThisTypeQuals) { |
2161 | assert(!CodeSynthesisContexts.empty() && |
2162 | "Cannot perform an instantiation without some context on the " |
2163 | "instantiation stack"); |
2164 | |
2165 | if (!NeedsInstantiationAsFunctionType(T)) |
2166 | return T; |
2167 | |
2168 | TemplateInstantiator Instantiator(*this, Args, Loc, Entity); |
2169 | |
2170 | TypeLocBuilder TLB; |
2171 | |
2172 | TypeLoc TL = T->getTypeLoc(); |
2173 | TLB.reserve(TL.getFullDataSize()); |
2174 | |
2175 | QualType Result; |
2176 | |
2177 | if (FunctionProtoTypeLoc Proto = |
2178 | TL.IgnoreParens().getAs<FunctionProtoTypeLoc>()) { |
2179 | |
2180 | |
2181 | |
2182 | |
2183 | |
2184 | Result = Instantiator.TransformFunctionProtoType( |
2185 | TLB, Proto, ThisContext, ThisTypeQuals, |
2186 | [](FunctionProtoType::ExceptionSpecInfo &ESI, |
2187 | bool &Changed) { return false; }); |
2188 | } else { |
2189 | Result = Instantiator.TransformType(TLB, TL); |
2190 | } |
2191 | if (Result.isNull()) |
2192 | return nullptr; |
2193 | |
2194 | return TLB.getTypeSourceInfo(Context, Result); |
2195 | } |
2196 | |
2197 | bool Sema::SubstExceptionSpec(SourceLocation Loc, |
2198 | FunctionProtoType::ExceptionSpecInfo &ESI, |
2199 | SmallVectorImpl<QualType> &ExceptionStorage, |
2200 | const MultiLevelTemplateArgumentList &Args) { |
2201 | assert(ESI.Type != EST_Uninstantiated); |
2202 | |
2203 | bool Changed = false; |
2204 | TemplateInstantiator Instantiator(*this, Args, Loc, DeclarationName()); |
2205 | return Instantiator.TransformExceptionSpec(Loc, ESI, ExceptionStorage, |
2206 | Changed); |
2207 | } |
2208 | |
2209 | void Sema::SubstExceptionSpec(FunctionDecl *New, const FunctionProtoType *Proto, |
2210 | const MultiLevelTemplateArgumentList &Args) { |
2211 | FunctionProtoType::ExceptionSpecInfo ESI = |
2212 | Proto->getExtProtoInfo().ExceptionSpec; |
2213 | |
2214 | SmallVector<QualType, 4> ExceptionStorage; |
2215 | if (SubstExceptionSpec(New->getTypeSourceInfo()->getTypeLoc().getEndLoc(), |
2216 | ESI, ExceptionStorage, Args)) |
2217 | |
2218 | ESI.Type = EST_None; |
2219 | |
2220 | UpdateExceptionSpec(New, ESI); |
2221 | } |
2222 | |
2223 | namespace { |
2224 | |
2225 | struct GetContainedInventedTypeParmVisitor : |
2226 | public TypeVisitor<GetContainedInventedTypeParmVisitor, |
2227 | TemplateTypeParmDecl *> { |
2228 | using TypeVisitor<GetContainedInventedTypeParmVisitor, |
2229 | TemplateTypeParmDecl *>::Visit; |
2230 | |
2231 | TemplateTypeParmDecl *Visit(QualType T) { |
2232 | if (T.isNull()) |
2233 | return nullptr; |
2234 | return Visit(T.getTypePtr()); |
2235 | } |
2236 | |
2237 | TemplateTypeParmDecl *VisitTemplateTypeParmType( |
2238 | const TemplateTypeParmType *T) { |
2239 | if (!T->getDecl() || !T->getDecl()->isImplicit()) |
2240 | return nullptr; |
2241 | return T->getDecl(); |
2242 | } |
2243 | |
2244 | |
2245 | |
2246 | |
2247 | TemplateTypeParmDecl *VisitElaboratedType(const ElaboratedType *T) { |
2248 | return Visit(T->getNamedType()); |
2249 | } |
2250 | |
2251 | TemplateTypeParmDecl *VisitPointerType(const PointerType *T) { |
2252 | return Visit(T->getPointeeType()); |
2253 | } |
2254 | |
2255 | TemplateTypeParmDecl *VisitBlockPointerType(const BlockPointerType *T) { |
2256 | return Visit(T->getPointeeType()); |
2257 | } |
2258 | |
2259 | TemplateTypeParmDecl *VisitReferenceType(const ReferenceType *T) { |
2260 | return Visit(T->getPointeeTypeAsWritten()); |
2261 | } |
2262 | |
2263 | TemplateTypeParmDecl *VisitMemberPointerType(const MemberPointerType *T) { |
2264 | return Visit(T->getPointeeType()); |
2265 | } |
2266 | |
2267 | TemplateTypeParmDecl *VisitArrayType(const ArrayType *T) { |
2268 | return Visit(T->getElementType()); |
2269 | } |
2270 | |
2271 | TemplateTypeParmDecl *VisitDependentSizedExtVectorType( |
2272 | const DependentSizedExtVectorType *T) { |
2273 | return Visit(T->getElementType()); |
2274 | } |
2275 | |
2276 | TemplateTypeParmDecl *VisitVectorType(const VectorType *T) { |
2277 | return Visit(T->getElementType()); |
2278 | } |
2279 | |
2280 | TemplateTypeParmDecl *VisitFunctionProtoType(const FunctionProtoType *T) { |
2281 | return VisitFunctionType(T); |
2282 | } |
2283 | |
2284 | TemplateTypeParmDecl *VisitFunctionType(const FunctionType *T) { |
2285 | return Visit(T->getReturnType()); |
2286 | } |
2287 | |
2288 | TemplateTypeParmDecl *VisitParenType(const ParenType *T) { |
2289 | return Visit(T->getInnerType()); |
2290 | } |
2291 | |
2292 | TemplateTypeParmDecl *VisitAttributedType(const AttributedType *T) { |
2293 | return Visit(T->getModifiedType()); |
2294 | } |
2295 | |
2296 | TemplateTypeParmDecl *VisitMacroQualifiedType(const MacroQualifiedType *T) { |
2297 | return Visit(T->getUnderlyingType()); |
2298 | } |
2299 | |
2300 | TemplateTypeParmDecl *VisitAdjustedType(const AdjustedType *T) { |
2301 | return Visit(T->getOriginalType()); |
2302 | } |
2303 | |
2304 | TemplateTypeParmDecl *VisitPackExpansionType(const PackExpansionType *T) { |
2305 | return Visit(T->getPattern()); |
2306 | } |
2307 | }; |
2308 | |
2309 | } |
2310 | |
2311 | ParmVarDecl *Sema::SubstParmVarDecl(ParmVarDecl *OldParm, |
2312 | const MultiLevelTemplateArgumentList &TemplateArgs, |
2313 | int indexAdjustment, |
2314 | Optional<unsigned> NumExpansions, |
2315 | bool ExpectParameterPack) { |
2316 | TypeSourceInfo *OldDI = OldParm->getTypeSourceInfo(); |
2317 | TypeSourceInfo *NewDI = nullptr; |
2318 | |
2319 | TypeLoc OldTL = OldDI->getTypeLoc(); |
2320 | if (PackExpansionTypeLoc ExpansionTL = OldTL.getAs<PackExpansionTypeLoc>()) { |
2321 | |
2322 | |
2323 | |
2324 | NewDI = SubstType(ExpansionTL.getPatternLoc(), TemplateArgs, |
2325 | OldParm->getLocation(), OldParm->getDeclName()); |
2326 | if (!NewDI) |
2327 | return nullptr; |
2328 | |
2329 | if (NewDI->getType()->containsUnexpandedParameterPack()) { |
2330 | |
2331 | |
2332 | |
2333 | NewDI = CheckPackExpansion(NewDI, ExpansionTL.getEllipsisLoc(), |
2334 | NumExpansions); |
2335 | } else if (ExpectParameterPack) { |
2336 | |
2337 | |
2338 | |
2339 | |
2340 | Diag(OldParm->getLocation(), |
2341 | diag::err_function_parameter_pack_without_parameter_packs) |
2342 | << NewDI->getType(); |
2343 | return nullptr; |
2344 | } |
2345 | } else { |
2346 | NewDI = SubstType(OldDI, TemplateArgs, OldParm->getLocation(), |
2347 | OldParm->getDeclName()); |
2348 | } |
2349 | |
2350 | if (!NewDI) |
2351 | return nullptr; |
2352 | |
2353 | if (NewDI->getType()->isVoidType()) { |
2354 | Diag(OldParm->getLocation(), diag::err_param_with_void_type); |
2355 | return nullptr; |
2356 | } |
2357 | |
2358 | |
2359 | |
2360 | |
2361 | |
2362 | |
2363 | |
2364 | if (TemplateTypeParmDecl *TTP = |
2365 | GetContainedInventedTypeParmVisitor().Visit(OldDI->getType())) { |
2366 | if (const TypeConstraint *TC = TTP->getTypeConstraint()) { |
2367 | auto *Inst = cast_or_null<TemplateTypeParmDecl>( |
2368 | FindInstantiatedDecl(TTP->getLocation(), TTP, TemplateArgs)); |
2369 | |
2370 | |
2371 | |
2372 | if (Inst && !Inst->getTypeConstraint()) { |
2373 | |
2374 | |
2375 | const ASTTemplateArgumentListInfo *TemplArgInfo |
2376 | = TC->getTemplateArgsAsWritten(); |
2377 | TemplateArgumentListInfo InstArgs; |
2378 | |
2379 | if (TemplArgInfo) { |
2380 | InstArgs.setLAngleLoc(TemplArgInfo->LAngleLoc); |
2381 | InstArgs.setRAngleLoc(TemplArgInfo->RAngleLoc); |
2382 | if (Subst(TemplArgInfo->getTemplateArgs(), |
2383 | TemplArgInfo->NumTemplateArgs, InstArgs, TemplateArgs)) |
2384 | return nullptr; |
2385 | } |
2386 | if (AttachTypeConstraint( |
2387 | TC->getNestedNameSpecifierLoc(), TC->getConceptNameInfo(), |
2388 | TC->getNamedConcept(), TemplArgInfo ? &InstArgs : nullptr, Inst, |
2389 | TTP->isParameterPack() |
2390 | ? cast<CXXFoldExpr>(TC->getImmediatelyDeclaredConstraint()) |
2391 | ->getEllipsisLoc() |
2392 | : SourceLocation())) |
2393 | return nullptr; |
2394 | } |
2395 | } |
2396 | } |
2397 | |
2398 | ParmVarDecl *NewParm = CheckParameter(Context.getTranslationUnitDecl(), |
2399 | OldParm->getInnerLocStart(), |
2400 | OldParm->getLocation(), |
2401 | OldParm->getIdentifier(), |
2402 | NewDI->getType(), NewDI, |
2403 | OldParm->getStorageClass()); |
2404 | if (!NewParm) |
2405 | return nullptr; |
2406 | |
2407 | |
2408 | if (OldParm->hasUninstantiatedDefaultArg()) { |
2409 | Expr *Arg = OldParm->getUninstantiatedDefaultArg(); |
2410 | NewParm->setUninstantiatedDefaultArg(Arg); |
2411 | } else if (OldParm->hasUnparsedDefaultArg()) { |
2412 | NewParm->setUnparsedDefaultArg(); |
2413 | UnparsedDefaultArgInstantiations[OldParm].push_back(NewParm); |
2414 | } else if (Expr *Arg = OldParm->getDefaultArg()) { |
2415 | FunctionDecl *OwningFunc = cast<FunctionDecl>(OldParm->getDeclContext()); |
2416 | if (OwningFunc->isInLocalScopeForInstantiation()) { |
2417 | |
2418 | |
2419 | Sema::ContextRAII SavedContext(*this, OwningFunc); |
2420 | LocalInstantiationScope Local(*this, true); |
2421 | ExprResult NewArg = SubstExpr(Arg, TemplateArgs); |
2422 | if (NewArg.isUsable()) { |
2423 | |
2424 | SourceLocation EqualLoc = NewArg.get()->getBeginLoc(); |
2425 | ExprResult Result = |
2426 | ConvertParamDefaultArgument(NewParm, NewArg.get(), EqualLoc); |
2427 | if (Result.isInvalid()) |
2428 | return nullptr; |
2429 | |
2430 | SetParamDefaultArgument(NewParm, Result.getAs<Expr>(), EqualLoc); |
2431 | } |
2432 | } else { |
2433 | |
2434 | |
2435 | |
2436 | NewParm->setUninstantiatedDefaultArg(Arg); |
2437 | } |
2438 | } |
2439 | |
2440 | NewParm->setHasInheritedDefaultArg(OldParm->hasInheritedDefaultArg()); |
2441 | |
2442 | if (OldParm->isParameterPack() && !NewParm->isParameterPack()) { |
2443 | |
2444 | CurrentInstantiationScope->InstantiatedLocalPackArg(OldParm, NewParm); |
2445 | } else { |
2446 | |
2447 | CurrentInstantiationScope->InstantiatedLocal(OldParm, NewParm); |
2448 | } |
2449 | |
2450 | |
2451 | |
2452 | NewParm->setDeclContext(CurContext); |
2453 | |
2454 | NewParm->setScopeInfo(OldParm->getFunctionScopeDepth(), |
2455 | OldParm->getFunctionScopeIndex() + indexAdjustment); |
2456 | |
2457 | InstantiateAttrs(TemplateArgs, OldParm, NewParm); |
2458 | |
2459 | return NewParm; |
2460 | } |
2461 | |
2462 | |
2463 | |
2464 | |
2465 | bool Sema::SubstParmTypes( |
2466 | SourceLocation Loc, ArrayRef<ParmVarDecl *> Params, |
2467 | const FunctionProtoType::ExtParameterInfo *ExtParamInfos, |
2468 | const MultiLevelTemplateArgumentList &TemplateArgs, |
2469 | SmallVectorImpl<QualType> &ParamTypes, |
2470 | SmallVectorImpl<ParmVarDecl *> *OutParams, |
2471 | ExtParameterInfoBuilder &ParamInfos) { |
2472 | assert(!CodeSynthesisContexts.empty() && |
2473 | "Cannot perform an instantiation without some context on the " |
2474 | "instantiation stack"); |
2475 | |
2476 | TemplateInstantiator Instantiator(*this, TemplateArgs, Loc, |
2477 | DeclarationName()); |
2478 | return Instantiator.TransformFunctionTypeParams( |
2479 | Loc, Params, nullptr, ExtParamInfos, ParamTypes, OutParams, ParamInfos); |
2480 | } |
2481 | |
2482 | |
2483 | |
2484 | |
2485 | |
2486 | |
2487 | |
2488 | bool |
2489 | Sema::SubstBaseSpecifiers(CXXRecordDecl *Instantiation, |
2490 | CXXRecordDecl *Pattern, |
2491 | const MultiLevelTemplateArgumentList &TemplateArgs) { |
2492 | bool Invalid = false; |
2493 | SmallVector<CXXBaseSpecifier*, 4> InstantiatedBases; |
2494 | for (const auto &Base : Pattern->bases()) { |
2495 | if (!Base.getType()->isDependentType()) { |
2496 | if (const CXXRecordDecl *RD = Base.getType()->getAsCXXRecordDecl()) { |
2497 | if (RD->isInvalidDecl()) |
2498 | Instantiation->setInvalidDecl(); |
2499 | } |
2500 | InstantiatedBases.push_back(new (Context) CXXBaseSpecifier(Base)); |
2501 | continue; |
2502 | } |
2503 | |
2504 | SourceLocation EllipsisLoc; |
2505 | TypeSourceInfo *BaseTypeLoc; |
2506 | if (Base.isPackExpansion()) { |
2507 | |
2508 | |
2509 | SmallVector<UnexpandedParameterPack, 2> Unexpanded; |
2510 | collectUnexpandedParameterPacks(Base.getTypeSourceInfo()->getTypeLoc(), |
2511 | Unexpanded); |
2512 | bool ShouldExpand = false; |
2513 | bool RetainExpansion = false; |
2514 | Optional<unsigned> NumExpansions; |
2515 | if (CheckParameterPacksForExpansion(Base.getEllipsisLoc(), |
2516 | Base.getSourceRange(), |
2517 | Unexpanded, |
2518 | TemplateArgs, ShouldExpand, |
2519 | RetainExpansion, |
2520 | NumExpansions)) { |
2521 | Invalid = true; |
2522 | continue; |
2523 | } |
2524 | |
2525 | |
2526 | if (ShouldExpand) { |
2527 | for (unsigned I = 0; I != *NumExpansions; ++I) { |
2528 | Sema::ArgumentPackSubstitutionIndexRAII SubstIndex(*this, I); |
2529 | |
2530 | TypeSourceInfo *BaseTypeLoc = SubstType(Base.getTypeSourceInfo(), |
2531 | TemplateArgs, |
2532 | Base.getSourceRange().getBegin(), |
2533 | DeclarationName()); |
2534 | if (!BaseTypeLoc) { |
2535 | Invalid = true; |
2536 | continue; |
2537 | } |
2538 | |
2539 | if (CXXBaseSpecifier *InstantiatedBase |
2540 | = CheckBaseSpecifier(Instantiation, |
2541 | Base.getSourceRange(), |
2542 | Base.isVirtual(), |
2543 | Base.getAccessSpecifierAsWritten(), |
2544 | BaseTypeLoc, |
2545 | SourceLocation())) |
2546 | InstantiatedBases.push_back(InstantiatedBase); |
2547 | else |
2548 | Invalid = true; |
2549 | } |
2550 | |
2551 | continue; |
2552 | } |
2553 | |
2554 | |
2555 | EllipsisLoc = Base.getEllipsisLoc(); |
2556 | Sema::ArgumentPackSubstitutionIndexRAII SubstIndex(*this, -1); |
2557 | BaseTypeLoc = SubstType(Base.getTypeSourceInfo(), |
2558 | TemplateArgs, |
2559 | Base.getSourceRange().getBegin(), |
2560 | DeclarationName()); |
2561 | } else { |
2562 | BaseTypeLoc = SubstType(Base.getTypeSourceInfo(), |
2563 | TemplateArgs, |
2564 | Base.getSourceRange().getBegin(), |
2565 | DeclarationName()); |
2566 | } |
2567 | |
2568 | if (!BaseTypeLoc) { |
2569 | Invalid = true; |
2570 | continue; |
2571 | } |
2572 | |
2573 | if (CXXBaseSpecifier *InstantiatedBase |
2574 | = CheckBaseSpecifier(Instantiation, |
2575 | Base.getSourceRange(), |
2576 | Base.isVirtual(), |
2577 | Base.getAccessSpecifierAsWritten(), |
2578 | BaseTypeLoc, |
2579 | EllipsisLoc)) |
2580 | InstantiatedBases.push_back(InstantiatedBase); |
2581 | else |
2582 | Invalid = true; |
2583 | } |
2584 | |
2585 | if (!Invalid && AttachBaseSpecifiers(Instantiation, InstantiatedBases)) |
2586 | Invalid = true; |
2587 | |
2588 | return Invalid; |
2589 | } |
2590 | |
2591 | |
2592 | namespace clang { |
2593 | namespace sema { |
2594 | Attr *instantiateTemplateAttribute(const Attr *At, ASTContext &C, Sema &S, |
2595 | const MultiLevelTemplateArgumentList &TemplateArgs); |
2596 | Attr *instantiateTemplateAttributeForDecl( |
2597 | const Attr *At, ASTContext &C, Sema &S, |
2598 | const MultiLevelTemplateArgumentList &TemplateArgs); |
2599 | } |
2600 | } |
2601 | |
2602 | |
2603 | |
2604 | |
2605 | |
2606 | |
2607 | |
2608 | |
2609 | |
2610 | |
2611 | |
2612 | |
2613 | |
2614 | |
2615 | |
2616 | |
2617 | |
2618 | |
2619 | |
2620 | |
2621 | |
2622 | |
2623 | |
2624 | bool |
2625 | Sema::InstantiateClass(SourceLocation PointOfInstantiation, |
2626 | CXXRecordDecl *Instantiation, CXXRecordDecl *Pattern, |
2627 | const MultiLevelTemplateArgumentList &TemplateArgs, |
2628 | TemplateSpecializationKind TSK, |
2629 | bool Complain) { |
2630 | CXXRecordDecl *PatternDef |
| 8 | | 'PatternDef' initialized to a null pointer value | |
|
2631 | = cast_or_null<CXXRecordDecl>(Pattern->getDefinition()); |
| 7 | | Assuming null pointer is passed into cast | |
|
2632 | if (DiagnoseUninstantiableTemplate(PointOfInstantiation, Instantiation, |
| 9 | | Assuming the condition is false | |
|
| |
2633 | Instantiation->getInstantiatedFromMemberClass(), |
2634 | Pattern, PatternDef, TSK, Complain)) |
2635 | return true; |
2636 | |
2637 | llvm::TimeTraceScope TimeScope("InstantiateClass", [&]() { |
2638 | std::string Name; |
2639 | llvm::raw_string_ostream OS(Name); |
2640 | Instantiation->getNameForDiagnostic(OS, getPrintingPolicy(), |
2641 | true); |
2642 | return Name; |
2643 | }); |
2644 | |
2645 | Pattern = PatternDef; |
| 11 | | Null pointer value stored to 'Pattern' | |
|
2646 | |
2647 | |
2648 | if (MemberSpecializationInfo *MSInfo |
| 12 | | Assuming 'MSInfo' is null | |
|
| |
2649 | = Instantiation->getMemberSpecializationInfo()) { |
2650 | MSInfo->setTemplateSpecializationKind(TSK); |
2651 | MSInfo->setPointOfInstantiation(PointOfInstantiation); |
2652 | } else if (ClassTemplateSpecializationDecl *Spec |
| |
2653 | = dyn_cast<ClassTemplateSpecializationDecl>(Instantiation)) { |
| 14 | | Assuming 'Instantiation' is not a 'ClassTemplateSpecializationDecl' | |
|
2654 | Spec->setTemplateSpecializationKind(TSK); |
2655 | Spec->setPointOfInstantiation(PointOfInstantiation); |
2656 | } |
2657 | |
2658 | InstantiatingTemplate Inst(*this, PointOfInstantiation, Instantiation); |
| 16 | | Calling constructor for 'InstantiatingTemplate' | |
|
| 28 | | Returning from constructor for 'InstantiatingTemplate' | |
|
2659 | if (Inst.isInvalid()) |
| 29 | | Calling 'InstantiatingTemplate::isInvalid' | |
|
| 31 | | Returning from 'InstantiatingTemplate::isInvalid' | |
|
| |
2660 | return true; |
2661 | assert(!Inst.isAlreadyInstantiating() && "should have been caught by caller"); |
2662 | PrettyDeclStackTraceEntry CrashInfo(Context, Instantiation, SourceLocation(), |
2663 | "instantiating class definition"); |
2664 | |
2665 | |
2666 | |
2667 | ContextRAII SavedContext(*this, Instantiation); |
2668 | EnterExpressionEvaluationContext EvalContext( |
2669 | *this, Sema::ExpressionEvaluationContext::PotentiallyEvaluated); |
2670 | |
2671 | |
2672 | |
2673 | |
2674 | bool MergeWithParentScope = !Instantiation->isDefinedOutsideFunctionOrMethod(); |
2675 | LocalInstantiationScope Scope(*this, MergeWithParentScope); |
2676 | |
2677 | |
2678 | |
2679 | |
2680 | |
2681 | SavePendingParsedClassStateRAII SavedPendingParsedClassState(*this); |
2682 | |
2683 | |
2684 | InstantiateAttrs(TemplateArgs, Pattern, Instantiation); |
2685 | |
2686 | |
2687 | Instantiation->startDefinition(); |
2688 | |
2689 | |
2690 | |
2691 | Instantiation->setVisibleDespiteOwningModule(); |
2692 | |
2693 | |
2694 | Instantiation->setTagKind(Pattern->getTagKind()); |
| 33 | | Called C++ object pointer is null |
|
2695 | |
2696 | |
2697 | if (SubstBaseSpecifiers(Instantiation, Pattern, TemplateArgs)) |
2698 | Instantiation->setInvalidDecl(); |
2699 | |
2700 | TemplateDeclInstantiator Instantiator(*this, Instantiation, TemplateArgs); |
2701 | SmallVector<Decl*, 4> Fields; |
2702 | |
2703 | LateInstantiatedAttrVec LateAttrs; |
2704 | Instantiator.enableLateAttributeInstantiation(&LateAttrs); |
2705 | |
2706 | bool MightHaveConstexprVirtualFunctions = false; |
2707 | for (auto *Member : Pattern->decls()) { |
2708 | |
2709 | |
2710 | |
2711 | |
2712 | |
2713 | |
2714 | |
2715 | |
2716 | |
2717 | if (Member->getDeclContext() != Pattern) |
2718 | continue; |
2719 | |
2720 | |
2721 | |
2722 | |
2723 | |
2724 | if (isa<BlockDecl>(Member) || |
2725 | (isa<CXXRecordDecl>(Member) && cast<CXXRecordDecl>(Member)->isLambda())) |
2726 | continue; |
2727 | |
2728 | if (Member->isInvalidDecl()) { |
2729 | Instantiation->setInvalidDecl(); |
2730 | continue; |
2731 | } |
2732 | |
2733 | Decl *NewMember = Instantiator.Visit(Member); |
2734 | if (NewMember) { |
2735 | if (FieldDecl *Field = dyn_cast<FieldDecl>(NewMember)) { |
2736 | Fields.push_back(Field); |
2737 | } else if (EnumDecl *Enum = dyn_cast<EnumDecl>(NewMember)) { |
2738 | |
2739 | |
2740 | |
2741 | |
2742 | if (TSK == TSK_ImplicitInstantiation && !Enum->isScoped() && |
2743 | Enum->isCompleteDefinition()) { |
2744 | MemberSpecializationInfo *MSInfo =Enum->getMemberSpecializationInfo(); |
2745 | assert(MSInfo && "no spec info for member enum specialization"); |
2746 | MSInfo->setTemplateSpecializationKind(TSK_ImplicitInstantiation); |
2747 | MSInfo->setPointOfInstantiation(PointOfInstantiation); |
2748 | } |
2749 | } else if (StaticAssertDecl *SA = dyn_cast<StaticAssertDecl>(NewMember)) { |
2750 | if (SA->isFailed()) { |
2751 | |
2752 | |
2753 | Instantiation->setInvalidDecl(); |
2754 | break; |
2755 | } |
2756 | } else if (CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(NewMember)) { |
2757 | if (MD->isConstexpr() && !MD->getFriendObjectKind() && |
2758 | (MD->isVirtualAsWritten() || Instantiation->getNumBases())) |
2759 | MightHaveConstexprVirtualFunctions = true; |
2760 | } |
2761 | |
2762 | if (NewMember->isInvalidDecl()) |
2763 | Instantiation->setInvalidDecl(); |
2764 | } else { |
2765 | |
2766 | |
2767 | |
2768 | |
2769 | } |
2770 | } |
2771 | |
2772 | |
2773 | ActOnFields(nullptr, Instantiation->getLocation(), Instantiation, Fields, |
2774 | SourceLocation(), SourceLocation(), ParsedAttributesView()); |
2775 | CheckCompletedCXXClass(nullptr, Instantiation); |
2776 | |
2777 | |
2778 | |
2779 | |
2780 | if (ParsingClassDepth == 0) |
2781 | ActOnFinishCXXNonNestedClass(); |
2782 | |
2783 | |
2784 | |
2785 | for (LateInstantiatedAttrVec::iterator I = LateAttrs.begin(), |
2786 | E = LateAttrs.end(); I != E; ++I) { |
2787 | assert(CurrentInstantiationScope == Instantiator.getStartingScope()); |
2788 | CurrentInstantiationScope = I->Scope; |
2789 | |
2790 | |
2791 | NamedDecl *ND = dyn_cast<NamedDecl>(I->NewDecl); |
2792 | CXXRecordDecl *ThisContext = |
2793 | dyn_cast_or_null<CXXRecordDecl>(ND->getDeclContext()); |
2794 | CXXThisScopeRAII ThisScope(*this, ThisContext, Qualifiers(), |
2795 | ND && ND->isCXXInstanceMember()); |
2796 | |
2797 | Attr *NewAttr = |
2798 | instantiateTemplateAttribute(I->TmplAttr, Context, *this, TemplateArgs); |
2799 | if (NewAttr) |
2800 | I->NewDecl->addAttr(NewAttr); |
2801 | LocalInstantiationScope::deleteScopes(I->Scope, |
2802 | Instantiator.getStartingScope()); |
2803 | } |
2804 | Instantiator.disableLateAttributeInstantiation(); |
2805 | LateAttrs.clear(); |
2806 | |
2807 | ActOnFinishDelayedMemberInitializers(Instantiation); |
2808 | |
2809 | |
2810 | |
2811 | if (TSK == TSK_ImplicitInstantiation) { |
2812 | Instantiation->setLocation(Pattern->getLocation()); |
2813 | Instantiation->setLocStart(Pattern->getInnerLocStart()); |
2814 | Instantiation->setBraceRange(Pattern->getBraceRange()); |
2815 | } |
2816 | |
2817 | if (!Instantiation->isInvalidDecl()) { |
2818 | |
2819 | if (Pattern->isDependentContext()) |
2820 | PerformDependentDiagnostics(Pattern, TemplateArgs); |
2821 | |
2822 | |
2823 | |
2824 | for (TemplateDeclInstantiator::delayed_partial_spec_iterator |
2825 | P = Instantiator.delayed_partial_spec_begin(), |
2826 | PEnd = Instantiator.delayed_partial_spec_end(); |
2827 | P != PEnd; ++P) { |
2828 | if (!Instantiator.InstantiateClassTemplatePartialSpecialization( |
2829 | P->first, P->second)) { |
2830 | Instantiation->setInvalidDecl(); |
2831 | break; |
2832 | } |
2833 | } |
2834 | |
2835 | |
2836 | |
2837 | for (TemplateDeclInstantiator::delayed_var_partial_spec_iterator |
2838 | P = Instantiator.delayed_var_partial_spec_begin(), |
2839 | PEnd = Instantiator.delayed_var_partial_spec_end(); |
2840 | P != PEnd; ++P) { |
2841 | if (!Instantiator.InstantiateVarTemplatePartialSpecialization( |
2842 | P->first, P->second)) { |
2843 | Instantiation->setInvalidDecl(); |
2844 | break; |
2845 | } |
2846 | } |
2847 | } |
2848 | |
2849 | |
2850 | SavedContext.pop(); |
2851 | |
2852 | if (!Instantiation->isInvalidDecl()) { |
2853 | |
2854 | |
2855 | |
2856 | |
2857 | if (TSK == TSK_ExplicitInstantiationDefinition) |
2858 | MarkVTableUsed(PointOfInstantiation, Instantiation, true); |
2859 | else if (MightHaveConstexprVirtualFunctions) |
2860 | MarkVirtualMembersReferenced(PointOfInstantiation, Instantiation, |
2861 | true); |
2862 | } |
2863 | |
2864 | Consumer.HandleTagDeclDefinition(Instantiation); |
2865 | |
2866 | return Instantiation->isInvalidDecl(); |
2867 | } |
2868 | |
2869 | |
2870 | |
2871 | |
2872 | |
2873 | |
2874 | |
2875 | |
2876 | |
2877 | |
2878 | |
2879 | |
2880 | |
2881 | |
2882 | |
2883 | |
2884 | bool Sema::InstantiateEnum(SourceLocation PointOfInstantiation, |
2885 | EnumDecl *Instantiation, EnumDecl *Pattern, |
2886 | const MultiLevelTemplateArgumentList &TemplateArgs, |
2887 | TemplateSpecializationKind TSK) { |
2888 | EnumDecl *PatternDef = Pattern->getDefinition(); |
2889 | if (DiagnoseUninstantiableTemplate(PointOfInstantiation, Instantiation, |
2890 | Instantiation->getInstantiatedFromMemberEnum(), |
2891 | Pattern, PatternDef, TSK,true)) |
2892 | return true; |
2893 | Pattern = PatternDef; |
2894 | |
2895 | |
2896 | if (MemberSpecializationInfo *MSInfo |
2897 | = Instantiation->getMemberSpecializationInfo()) { |
2898 | MSInfo->setTemplateSpecializationKind(TSK); |
2899 | MSInfo->setPointOfInstantiation(PointOfInstantiation); |
2900 | } |
2901 | |
2902 | InstantiatingTemplate Inst(*this, PointOfInstantiation, Instantiation); |
2903 | if (Inst.isInvalid()) |
2904 | return true; |
2905 | if (Inst.isAlreadyInstantiating()) |
2906 | return false; |
2907 | PrettyDeclStackTraceEntry CrashInfo(Context, Instantiation, SourceLocation(), |
2908 | "instantiating enum definition"); |
2909 | |
2910 | |
2911 | |
2912 | Instantiation->setVisibleDespiteOwningModule(); |
2913 | |
2914 | |
2915 | |
2916 | ContextRAII SavedContext(*this, Instantiation); |
2917 | EnterExpressionEvaluationContext EvalContext( |
2918 | *this, Sema::ExpressionEvaluationContext::PotentiallyEvaluated); |
2919 | |
2920 | LocalInstantiationScope Scope(*this, true); |
2921 | |
2922 | |
2923 | InstantiateAttrs(TemplateArgs, Pattern, Instantiation); |
2924 | |
2925 | TemplateDeclInstantiator Instantiator(*this, Instantiation, TemplateArgs); |
2926 | Instantiator.InstantiateEnumDefinition(Instantiation, Pattern); |
2927 | |
2928 | |
2929 | SavedContext.pop(); |
2930 | |
2931 | return Instantiation->isInvalidDecl(); |
2932 | } |
2933 | |
2934 | |
2935 | |
2936 | |
2937 | |
2938 | |
2939 | |
2940 | |
2941 | |
2942 | |
2943 | |
2944 | |
2945 | |
2946 | |
2947 | |
2948 | |
2949 | bool Sema::InstantiateInClassInitializer( |
2950 | SourceLocation PointOfInstantiation, FieldDecl *Instantiation, |
2951 | FieldDecl *Pattern, const MultiLevelTemplateArgumentList &TemplateArgs) { |
2952 | |
2953 | if (!Pattern->hasInClassInitializer()) |
2954 | return false; |
2955 | |
2956 | assert(Instantiation->getInClassInitStyle() == |
2957 | Pattern->getInClassInitStyle() && |
2958 | "pattern and instantiation disagree about init style"); |
2959 | |
2960 | |
2961 | |
2962 | Expr *OldInit = Pattern->getInClassInitializer(); |
2963 | if (!OldInit) { |
2964 | RecordDecl *PatternRD = Pattern->getParent(); |
2965 | RecordDecl *OutermostClass = PatternRD->getOuterLexicalRecordContext(); |
2966 | Diag(PointOfInstantiation, |
2967 | diag::err_default_member_initializer_not_yet_parsed) |
2968 | << OutermostClass << Pattern; |
2969 | Diag(Pattern->getEndLoc(), |
2970 | diag::note_default_member_initializer_not_yet_parsed); |
2971 | Instantiation->setInvalidDecl(); |
2972 | return true; |
2973 | } |
2974 | |
2975 | InstantiatingTemplate Inst(*this, PointOfInstantiation, Instantiation); |
2976 | if (Inst.isInvalid()) |
2977 | return true; |
2978 | if (Inst.isAlreadyInstantiating()) { |
2979 | |
2980 | Diag(PointOfInstantiation, diag::err_default_member_initializer_cycle) |
2981 | << Instantiation; |
2982 | return true; |
2983 | } |
2984 | PrettyDeclStackTraceEntry CrashInfo(Context, Instantiation, SourceLocation(), |
2985 | "instantiating default member init"); |
2986 | |
2987 | |
2988 | |
2989 | ContextRAII SavedContext(*this, Instantiation->getParent()); |
2990 | EnterExpressionEvaluationContext EvalContext( |
2991 | *this, Sema::ExpressionEvaluationContext::PotentiallyEvaluated); |
2992 | |
2993 | LocalInstantiationScope Scope(*this, true); |
2994 | |
2995 | |
2996 | ActOnStartCXXInClassMemberInitializer(); |
2997 | CXXThisScopeRAII ThisScope(*this, Instantiation->getParent(), Qualifiers()); |
2998 | |
2999 | ExprResult NewInit = SubstInitializer(OldInit, TemplateArgs, |
3000 | false); |
3001 | Expr *Init = NewInit.get(); |
3002 | assert((!Init || !isa<ParenListExpr>(Init)) && "call-style init in class"); |
3003 | ActOnFinishCXXInClassMemberInitializer( |
3004 | Instantiation, Init ? Init->getBeginLoc() : SourceLocation(), Init); |
3005 | |
3006 | if (auto *L = getASTMutationListener()) |
3007 | L->DefaultMemberInitializerInstantiated(Instantiation); |
3008 | |
3009 | |
3010 | return !Instantiation->getInClassInitializer(); |
3011 | } |
3012 | |
3013 | namespace { |
3014 | |
3015 | |
3016 | struct PartialSpecMatchResult { |
3017 | ClassTemplatePartialSpecializationDecl *Partial; |
3018 | TemplateArgumentList *Args; |
3019 | }; |
3020 | } |
3021 | |
3022 | bool Sema::usesPartialOrExplicitSpecialization( |
3023 | SourceLocation Loc, ClassTemplateSpecializationDecl *ClassTemplateSpec) { |
3024 | if (ClassTemplateSpec->getTemplateSpecializationKind() == |
3025 | TSK_ExplicitSpecialization) |
3026 | return true; |
3027 | |
3028 | SmallVector<ClassTemplatePartialSpecializationDecl *, 4> PartialSpecs; |
3029 | ClassTemplateSpec->getSpecializedTemplate() |
3030 | ->getPartialSpecializations(PartialSpecs); |
3031 | for (unsigned I = 0, N = PartialSpecs.size(); I != N; ++I) { |
3032 | TemplateDeductionInfo Info(Loc); |
3033 | if (!DeduceTemplateArguments(PartialSpecs[I], |
3034 | ClassTemplateSpec->getTemplateArgs(), Info)) |
3035 | return true; |
3036 | } |
3037 | |
3038 | return false; |
3039 | } |
3040 | |
3041 | |
3042 | |
3043 | |
3044 | static ActionResult<CXXRecordDecl *> |
3045 | getPatternForClassTemplateSpecialization( |
3046 | Sema &S, SourceLocation PointOfInstantiation, |
3047 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
3048 | TemplateSpecializationKind TSK) { |
3049 | Sema::InstantiatingTemplate Inst(S, PointOfInstantiation, ClassTemplateSpec); |
3050 | if (Inst.isInvalid()) |
3051 | return {true}; |
3052 | if (Inst.isAlreadyInstantiating()) |
3053 | return {false}; |
3054 | |
3055 | llvm::PointerUnion<ClassTemplateDecl *, |
3056 | ClassTemplatePartialSpecializationDecl *> |
3057 | Specialized = ClassTemplateSpec->getSpecializedTemplateOrPartial(); |
3058 | if (!Specialized.is<ClassTemplatePartialSpecializationDecl *>()) { |
3059 | |
3060 | ClassTemplateDecl *Template = ClassTemplateSpec->getSpecializedTemplate(); |
3061 | |
3062 | |
3063 | |
3064 | |
3065 | |
3066 | |
3067 | |
3068 | |
3069 | |
3070 | typedef PartialSpecMatchResult MatchResult; |
3071 | SmallVector<MatchResult, 4> Matched; |
3072 | SmallVector<ClassTemplatePartialSpecializationDecl *, 4> PartialSpecs; |
3073 | Template->getPartialSpecializations(PartialSpecs); |
3074 | TemplateSpecCandidateSet FailedCandidates(PointOfInstantiation); |
3075 | for (unsigned I = 0, N = PartialSpecs.size(); I != N; ++I) { |
3076 | ClassTemplatePartialSpecializationDecl *Partial = PartialSpecs[I]; |
3077 | TemplateDeductionInfo Info(FailedCandidates.getLocation()); |
3078 | if (Sema::TemplateDeductionResult Result = S.DeduceTemplateArguments( |
3079 | Partial, ClassTemplateSpec->getTemplateArgs(), Info)) { |
3080 | |
3081 | |
3082 | FailedCandidates.addCandidate().set( |
3083 | DeclAccessPair::make(Template, AS_public), Partial, |
3084 | MakeDeductionFailureInfo(S.Context, Result, Info)); |
3085 | (void)Result; |
3086 | } else { |
3087 | Matched.push_back(PartialSpecMatchResult()); |
3088 | Matched.back().Partial = Partial; |
3089 | Matched.back().Args = Info.take(); |
3090 | } |
3091 | } |
3092 | |
3093 | |
3094 | |
3095 | |
3096 | |
3097 | if (Matched.size() >= 1) { |
3098 | SmallVectorImpl<MatchResult>::iterator Best = Matched.begin(); |
3099 | if (Matched.size() == 1) { |
3100 | |
3101 | |
3102 | |
3103 | } else { |
3104 | |
3105 | |
3106 | |
3107 | |
3108 | |
3109 | |
3110 | |
3111 | for (SmallVectorImpl<MatchResult>::iterator P = Best + 1, |
3112 | PEnd = Matched.end(); |
3113 | P != PEnd; ++P) { |
3114 | if (S.getMoreSpecializedPartialSpecialization( |
3115 | P->Partial, Best->Partial, PointOfInstantiation) == |
3116 | P->Partial) |
3117 | Best = P; |
3118 | } |
3119 | |
3120 | |
3121 | |
3122 | bool Ambiguous = false; |
3123 | for (SmallVectorImpl<MatchResult>::iterator P = Matched.begin(), |
3124 | PEnd = Matched.end(); |
3125 | P != PEnd; ++P) { |
3126 | if (P != Best && S.getMoreSpecializedPartialSpecialization( |
3127 | P->Partial, Best->Partial, |
3128 | PointOfInstantiation) != Best->Partial) { |
3129 | Ambiguous = true; |
3130 | break; |
3131 | } |
3132 | } |
3133 | |
3134 | if (Ambiguous) { |
3135 | |
3136 | Inst.Clear(); |
3137 | ClassTemplateSpec->setInvalidDecl(); |
3138 | S.Diag(PointOfInstantiation, |
3139 | diag::err_partial_spec_ordering_ambiguous) |
3140 | << ClassTemplateSpec; |
3141 | |
3142 | |
3143 | for (SmallVectorImpl<MatchResult>::iterator P = Matched.begin(), |
3144 | PEnd = Matched.end(); |
3145 | P != PEnd; ++P) |
3146 | S.Diag(P->Partial->getLocation(), diag::note_partial_spec_match) |
3147 | << S.getTemplateArgumentBindingsText( |
3148 | P->Partial->getTemplateParameters(), *P->Args); |
3149 | |
3150 | return {true}; |
3151 | } |
3152 | } |
3153 | |
3154 | ClassTemplateSpec->setInstantiationOf(Best->Partial, Best->Args); |
3155 | } else { |
3156 | |
3157 | |
3158 | } |
3159 | } |
3160 | |
3161 | CXXRecordDecl *Pattern = nullptr; |
3162 | Specialized = ClassTemplateSpec->getSpecializedTemplateOrPartial(); |
3163 | if (auto *PartialSpec = |
3164 | Specialized.dyn_cast<ClassTemplatePartialSpecializationDecl *>()) { |
3165 | |
3166 | while (PartialSpec->getInstantiatedFromMember()) { |
3167 | |
3168 | |
3169 | if (PartialSpec->isMemberSpecialization()) |
3170 | break; |
3171 | |
3172 | PartialSpec = PartialSpec->getInstantiatedFromMember(); |
3173 | } |
3174 | Pattern = PartialSpec; |
3175 | } else { |
3176 | ClassTemplateDecl *Template = ClassTemplateSpec->getSpecializedTemplate(); |
3177 | while (Template->getInstantiatedFromMemberTemplate()) { |
3178 | |
3179 | |
3180 | if (Template->isMemberSpecialization()) |
3181 | break; |
3182 | |
3183 | Template = Template->getInstantiatedFromMemberTemplate(); |
3184 | } |
3185 | Pattern = Template->getTemplatedDecl(); |
3186 | } |
3187 | |
3188 | return Pattern; |
3189 | } |
3190 | |
3191 | bool Sema::InstantiateClassTemplateSpecialization( |
3192 | SourceLocation PointOfInstantiation, |
3193 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
3194 | TemplateSpecializationKind TSK, bool Complain) { |
3195 | |
3196 | ClassTemplateSpec = cast<ClassTemplateSpecializationDecl>( |
| 1 | The object is a 'ClassTemplateSpecializationDecl' | |
|
3197 | ClassTemplateSpec->getCanonicalDecl()); |
3198 | if (ClassTemplateSpec->isInvalidDecl()) |
| 2 | | Assuming the condition is false | |
|
| |
3199 | return true; |
3200 | |
3201 | ActionResult<CXXRecordDecl *> Pattern = |
3202 | getPatternForClassTemplateSpecialization(*this, PointOfInstantiation, |
3203 | ClassTemplateSpec, TSK); |
3204 | if (!Pattern.isUsable()) |
| 4 | | Assuming the condition is false | |
|
| |
3205 | return Pattern.isInvalid(); |
3206 | |
3207 | return InstantiateClass( |
| 6 | | Calling 'Sema::InstantiateClass' | |
|
3208 | PointOfInstantiation, ClassTemplateSpec, Pattern.get(), |
3209 | getTemplateInstantiationArgs(ClassTemplateSpec), TSK, Complain); |
3210 | } |
3211 | |
3212 | |
3213 | |
3214 | |
3215 | void |
3216 | Sema::InstantiateClassMembers(SourceLocation PointOfInstantiation, |
3217 | CXXRecordDecl *Instantiation, |
3218 | const MultiLevelTemplateArgumentList &TemplateArgs, |
3219 | TemplateSpecializationKind TSK) { |
3220 | |
3221 | |
3222 | |
3223 | assert( |
3224 | (TSK == TSK_ExplicitInstantiationDefinition || |
3225 | TSK == TSK_ExplicitInstantiationDeclaration || |
3226 | (TSK == TSK_ImplicitInstantiation && Instantiation->isLocalClass())) && |
3227 | "Unexpected template specialization kind!"); |
3228 | for (auto *D : Instantiation->decls()) { |
3229 | bool SuppressNew = false; |
3230 | if (auto *Function = dyn_cast<FunctionDecl>(D)) { |
3231 | if (FunctionDecl *Pattern = |
3232 | Function->getInstantiatedFromMemberFunction()) { |
3233 | |
3234 | if (Function->hasAttr<ExcludeFromExplicitInstantiationAttr>()) |
3235 | continue; |
3236 | |
3237 | MemberSpecializationInfo *MSInfo = |
3238 | Function->getMemberSpecializationInfo(); |
3239 | assert(MSInfo && "No member specialization information?"); |
3240 | if (MSInfo->getTemplateSpecializationKind() |
3241 | == TSK_ExplicitSpecialization) |
3242 | continue; |
3243 | |
3244 | if (CheckSpecializationInstantiationRedecl(PointOfInstantiation, TSK, |
3245 | Function, |
3246 | MSInfo->getTemplateSpecializationKind(), |
3247 | MSInfo->getPointOfInstantiation(), |
3248 | SuppressNew) || |
3249 | SuppressNew) |
3250 | continue; |
3251 | |
3252 | |
3253 | |
3254 | |
3255 | |
3256 | |
3257 | |
3258 | if (TSK == TSK_ExplicitInstantiationDefinition && !Pattern->isDefined()) |
3259 | continue; |
3260 | |
3261 | Function->setTemplateSpecializationKind(TSK, PointOfInstantiation); |
3262 | |
3263 | if (Function->isDefined()) { |
3264 | |
3265 | |
3266 | Consumer.HandleTopLevelDecl(DeclGroupRef(Function)); |
3267 | } else if (TSK == TSK_ExplicitInstantiationDefinition) { |
3268 | InstantiateFunctionDefinition(PointOfInstantiation, Function); |
3269 | } else if (TSK == TSK_ImplicitInstantiation) { |
3270 | PendingLocalImplicitInstantiations.push_back( |
3271 | std::make_pair(Function, PointOfInstantiation)); |
3272 | } |
3273 | } |
3274 | } else if (auto *Var = dyn_cast<VarDecl>(D)) { |
3275 | if (isa<VarTemplateSpecializationDecl>(Var)) |
3276 | continue; |
3277 | |
3278 | if (Var->isStaticDataMember()) { |
3279 | if (Var->hasAttr<ExcludeFromExplicitInstantiationAttr>()) |
3280 | continue; |
3281 | |
3282 | MemberSpecializationInfo *MSInfo = Var->getMemberSpecializationInfo(); |
3283 | assert(MSInfo && "No member specialization information?"); |
3284 | if (MSInfo->getTemplateSpecializationKind() |
3285 | == TSK_ExplicitSpecialization) |
3286 | continue; |
3287 | |
3288 | if (CheckSpecializationInstantiationRedecl(PointOfInstantiation, TSK, |
3289 | Var, |
3290 | MSInfo->getTemplateSpecializationKind(), |
3291 | MSInfo->getPointOfInstantiation(), |
3292 | SuppressNew) || |
3293 | SuppressNew) |
3294 | continue; |
3295 | |
3296 | if (TSK == TSK_ExplicitInstantiationDefinition) { |
3297 | |
3298 | |
3299 | |
3300 | |
3301 | |
3302 | |
3303 | if (!Var->getInstantiatedFromStaticDataMember()->getDefinition()) |
3304 | continue; |
3305 | |
3306 | Var->setTemplateSpecializationKind(TSK, PointOfInstantiation); |
3307 | InstantiateVariableDefinition(PointOfInstantiation, Var); |
3308 | } else { |
3309 | Var->setTemplateSpecializationKind(TSK, PointOfInstantiation); |
3310 | } |
3311 | } |
3312 | } else if (auto *Record = dyn_cast<CXXRecordDecl>(D)) { |
3313 | if (Record->hasAttr<ExcludeFromExplicitInstantiationAttr>()) |
3314 | continue; |
3315 | |
3316 | |
3317 | |
3318 | |
3319 | |
3320 | |
3321 | if (Record->isInjectedClassName() || Record->getPreviousDecl() || |
3322 | Record->isLambda()) |
3323 | continue; |
3324 | |
3325 | MemberSpecializationInfo *MSInfo = Record->getMemberSpecializationInfo(); |
3326 | assert(MSInfo && "No member specialization information?"); |
3327 | |
3328 | if (MSInfo->getTemplateSpecializationKind() |
3329 | == TSK_ExplicitSpecialization) |
3330 | continue; |
3331 | |
3332 | if (Context.getTargetInfo().getTriple().isOSWindows() && |
3333 | TSK == TSK_ExplicitInstantiationDeclaration) { |
3334 | |
3335 | |
3336 | |
3337 | |
3338 | |
3339 | |
3340 | continue; |
3341 | } |
3342 | |
3343 | if (CheckSpecializationInstantiationRedecl(PointOfInstantiation, TSK, |
3344 | Record, |
3345 | MSInfo->getTemplateSpecializationKind(), |
3346 | MSInfo->getPointOfInstantiation(), |
3347 | SuppressNew) || |
3348 | SuppressNew) |
3349 | continue; |
3350 | |
3351 | CXXRecordDecl *Pattern = Record->getInstantiatedFromMemberClass(); |
3352 | assert(Pattern && "Missing instantiated-from-template information"); |
3353 | |
3354 | if (!Record->getDefinition()) { |
3355 | if (!Pattern->getDefinition()) { |
3356 | |
3357 | |
3358 | |
3359 | |
3360 | |
3361 | |
3362 | if (TSK == TSK_ExplicitInstantiationDeclaration) { |
3363 | MSInfo->setTemplateSpecializationKind(TSK); |
3364 | MSInfo->setPointOfInstantiation(PointOfInstantiation); |
3365 | } |
3366 | |
3367 | continue; |
3368 | } |
3369 | |
3370 | InstantiateClass(PointOfInstantiation, Record, Pattern, |
3371 | TemplateArgs, |
3372 | TSK); |
3373 | } else { |
3374 | if (TSK == TSK_ExplicitInstantiationDefinition && |
3375 | Record->getTemplateSpecializationKind() == |
3376 | TSK_ExplicitInstantiationDeclaration) { |
3377 | Record->setTemplateSpecializationKind(TSK); |
3378 | MarkVTableUsed(PointOfInstantiation, Record, true); |
3379 | } |
3380 | } |
3381 | |
3382 | Pattern = cast_or_null<CXXRecordDecl>(Record->getDefinition()); |
3383 | if (Pattern) |
3384 | InstantiateClassMembers(PointOfInstantiation, Pattern, TemplateArgs, |
3385 | TSK); |
3386 | } else if (auto *Enum = dyn_cast<EnumDecl>(D)) { |
3387 | MemberSpecializationInfo *MSInfo = Enum->getMemberSpecializationInfo(); |
3388 | assert(MSInfo && "No member specialization information?"); |
3389 | |
3390 | if (MSInfo->getTemplateSpecializationKind() |
3391 | == TSK_ExplicitSpecialization) |
3392 | continue; |
3393 | |
3394 | if (CheckSpecializationInstantiationRedecl( |
3395 | PointOfInstantiation, TSK, Enum, |
3396 | MSInfo->getTemplateSpecializationKind(), |
3397 | MSInfo->getPointOfInstantiation(), SuppressNew) || |
3398 | SuppressNew) |
3399 | continue; |
3400 | |
3401 | if (Enum->getDefinition()) |
3402 | continue; |
3403 | |
3404 | EnumDecl *Pattern = Enum->getTemplateInstantiationPattern(); |
3405 | assert(Pattern && "Missing instantiated-from-template information"); |
3406 | |
3407 | if (TSK == TSK_ExplicitInstantiationDefinition) { |
3408 | if (!Pattern->getDefinition()) |
3409 | continue; |
3410 | |
3411 | InstantiateEnum(PointOfInstantiation, Enum, Pattern, TemplateArgs, TSK); |
3412 | } else { |
3413 | MSInfo->setTemplateSpecializationKind(TSK); |
3414 | MSInfo->setPointOfInstantiation(PointOfInstantiation); |
3415 | } |
3416 | } else if (auto *Field = dyn_cast<FieldDecl>(D)) { |
3417 | |
3418 | |
3419 | if (Field->hasInClassInitializer() && TSK == TSK_ImplicitInstantiation) { |
3420 | CXXRecordDecl *ClassPattern = |
3421 | Instantiation->getTemplateInstantiationPattern(); |
3422 | DeclContext::lookup_result Lookup = |
3423 | ClassPattern->lookup(Field->getDeclName()); |
3424 | FieldDecl *Pattern = Lookup.find_first<FieldDecl>(); |
3425 | assert(Pattern); |
3426 | InstantiateInClassInitializer(PointOfInstantiation, Field, Pattern, |
3427 | TemplateArgs); |
3428 | } |
3429 | } |
3430 | } |
3431 | } |
3432 | |
3433 | |
3434 | |
3435 | |
3436 | void |
3437 | Sema::InstantiateClassTemplateSpecializationMembers( |
3438 | SourceLocation PointOfInstantiation, |
3439 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
3440 | TemplateSpecializationKind TSK) { |
3441 | |
3442 | |
3443 | |
3444 | |
3445 | |
3446 | |
3447 | |
3448 | |
3449 | InstantiateClassMembers(PointOfInstantiation, ClassTemplateSpec, |
3450 | getTemplateInstantiationArgs(ClassTemplateSpec), |
3451 | TSK); |
3452 | } |
3453 | |
3454 | StmtResult |
3455 | Sema::SubstStmt(Stmt *S, const MultiLevelTemplateArgumentList &TemplateArgs) { |
3456 | if (!S) |
3457 | return S; |
3458 | |
3459 | TemplateInstantiator Instantiator(*this, TemplateArgs, |
3460 | SourceLocation(), |
3461 | DeclarationName()); |
3462 | return Instantiator.TransformStmt(S); |
3463 | } |
3464 | |
3465 | bool Sema::SubstTemplateArguments( |
3466 | ArrayRef<TemplateArgumentLoc> Args, |
3467 | const MultiLevelTemplateArgumentList &TemplateArgs, |
3468 | TemplateArgumentListInfo &Out) { |
3469 | TemplateInstantiator Instantiator(*this, TemplateArgs, |
3470 | SourceLocation(), |
3471 | DeclarationName()); |
3472 | return Instantiator.TransformTemplateArguments(Args.begin(), Args.end(), |
3473 | Out); |
3474 | } |
3475 | |
3476 | ExprResult |
3477 | Sema::SubstExpr(Expr *E, const MultiLevelTemplateArgumentList &TemplateArgs) { |
3478 | if (!E) |
3479 | return E; |
3480 | |
3481 | TemplateInstantiator Instantiator(*this, TemplateArgs, |
3482 | SourceLocation(), |
3483 | DeclarationName()); |
3484 | return Instantiator.TransformExpr(E); |
3485 | } |
3486 | |
3487 | ExprResult Sema::SubstInitializer(Expr *Init, |
3488 | const MultiLevelTemplateArgumentList &TemplateArgs, |
3489 | bool CXXDirectInit) { |
3490 | TemplateInstantiator Instantiator(*this, TemplateArgs, |
3491 | SourceLocation(), |
3492 | DeclarationName()); |
3493 | return Instantiator.TransformInitializer(Init, CXXDirectInit); |
3494 | } |
3495 | |
3496 | bool Sema::SubstExprs(ArrayRef<Expr *> Exprs, bool IsCall, |
3497 | const MultiLevelTemplateArgumentList &TemplateArgs, |
3498 | SmallVectorImpl<Expr *> &Outputs) { |
3499 | if (Exprs.empty()) |
3500 | return false; |
3501 | |
3502 | TemplateInstantiator Instantiator(*this, TemplateArgs, |
3503 | SourceLocation(), |
3504 | DeclarationName()); |
3505 | return Instantiator.TransformExprs(Exprs.data(), Exprs.size(), |
3506 | IsCall, Outputs); |
3507 | } |
3508 | |
3509 | NestedNameSpecifierLoc |
3510 | Sema::SubstNestedNameSpecifierLoc(NestedNameSpecifierLoc NNS, |
3511 | const MultiLevelTemplateArgumentList &TemplateArgs) { |
3512 | if (!NNS) |
3513 | return NestedNameSpecifierLoc(); |
3514 | |
3515 | TemplateInstantiator Instantiator(*this, TemplateArgs, NNS.getBeginLoc(), |
3516 | DeclarationName()); |
3517 | return Instantiator.TransformNestedNameSpecifierLoc(NNS); |
3518 | } |
3519 | |
3520 | |
3521 | DeclarationNameInfo |
3522 | Sema::SubstDeclarationNameInfo(const DeclarationNameInfo &NameInfo, |
3523 | const MultiLevelTemplateArgumentList &TemplateArgs) { |
3524 | TemplateInstantiator Instantiator(*this, TemplateArgs, NameInfo.getLoc(), |
3525 | NameInfo.getName()); |
3526 | return Instantiator.TransformDeclarationNameInfo(NameInfo); |
3527 | } |
3528 | |
3529 | TemplateName |
3530 | Sema::SubstTemplateName(NestedNameSpecifierLoc QualifierLoc, |
3531 | TemplateName Name, SourceLocation Loc, |
3532 | const MultiLevelTemplateArgumentList &TemplateArgs) { |
3533 | TemplateInstantiator Instantiator(*this, TemplateArgs, Loc, |
3534 | DeclarationName()); |
3535 | CXXScopeSpec SS; |
3536 | SS.Adopt(QualifierLoc); |
3537 | return Instantiator.TransformTemplateName(SS, Name, Loc); |
3538 | } |
3539 | |
3540 | bool Sema::Subst(const TemplateArgumentLoc *Args, unsigned NumArgs, |
3541 | TemplateArgumentListInfo &Result, |
3542 | const MultiLevelTemplateArgumentList &TemplateArgs) { |
3543 | TemplateInstantiator Instantiator(*this, TemplateArgs, SourceLocation(), |
3544 | DeclarationName()); |
3545 | |
3546 | return Instantiator.TransformTemplateArguments(Args, NumArgs, Result); |
3547 | } |
3548 | |
3549 | static const Decl *getCanonicalParmVarDecl(const Decl *D) { |
3550 | |
3551 | |
3552 | |
3553 | |
3554 | if (const ParmVarDecl *PV = dyn_cast<ParmVarDecl>(D)) { |
3555 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(PV->getDeclContext())) { |
3556 | unsigned i = PV->getFunctionScopeIndex(); |
3557 | |
3558 | |
3559 | if (i < FD->getNumParams() && FD->getParamDecl(i) == PV) |
3560 | return FD->getCanonicalDecl()->getParamDecl(i); |
3561 | } |
3562 | } |
3563 | return D; |
3564 | } |
3565 | |
3566 | |
3567 | llvm::PointerUnion<Decl *, LocalInstantiationScope::DeclArgumentPack *> * |
3568 | LocalInstantiationScope::findInstantiationOf(const Decl *D) { |
3569 | D = getCanonicalParmVarDecl(D); |
3570 | for (LocalInstantiationScope *Current = this; Current; |
3571 | Current = Current->Outer) { |
3572 | |
3573 | |
3574 | const Decl *CheckD = D; |
3575 | do { |
3576 | LocalDeclsMap::iterator Found = Current->LocalDecls.find(CheckD); |
3577 | if (Found != Current->LocalDecls.end()) |
3578 | return &Found->second; |
3579 | |
3580 | |
3581 | |
3582 | if (const TagDecl *Tag = dyn_cast<TagDecl>(CheckD)) |
3583 | CheckD = Tag->getPreviousDecl(); |
3584 | else |
3585 | CheckD = nullptr; |
3586 | } while (CheckD); |
3587 | |
3588 | |
3589 | if (!Current->CombineWithOuterScope) |
3590 | break; |
3591 | } |
3592 | |
3593 | |
3594 | |
3595 | if (isa<NonTypeTemplateParmDecl>(D) || isa<TemplateTypeParmDecl>(D) || |
3596 | isa<TemplateTemplateParmDecl>(D)) |
3597 | return nullptr; |
3598 | |
3599 | |
3600 | if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(D)) |
3601 | if (RD->isLocalClass()) |
3602 | return nullptr; |
3603 | |
3604 | |
3605 | |
3606 | if (isa<EnumDecl>(D)) |
3607 | return nullptr; |
3608 | |
3609 | |
3610 | |
3611 | if (isa<TypedefNameDecl>(D) && |
3612 | isa<CXXDeductionGuideDecl>(D->getDeclContext())) |
3613 | return nullptr; |
3614 | |
3615 | |
3616 | |
3617 | |
3618 | assert(isa<LabelDecl>(D) && "declaration not instantiated in this scope"); |
3619 | return nullptr; |
3620 | } |
3621 | |
3622 | void LocalInstantiationScope::InstantiatedLocal(const Decl *D, Decl *Inst) { |
3623 | D = getCanonicalParmVarDecl(D); |
3624 | llvm::PointerUnion<Decl *, DeclArgumentPack *> &Stored = LocalDecls[D]; |
3625 | if (Stored.isNull()) { |
3626 | #ifndef NDEBUG |
3627 | |
3628 | LocalInstantiationScope *Current = this; |
3629 | while (Current->CombineWithOuterScope && Current->Outer) { |
3630 | Current = Current->Outer; |
3631 | assert(Current->LocalDecls.find(D) == Current->LocalDecls.end() && |
3632 | "Instantiated local in inner and outer scopes"); |
3633 | } |
3634 | #endif |
3635 | Stored = Inst; |
3636 | } else if (DeclArgumentPack *Pack = Stored.dyn_cast<DeclArgumentPack *>()) { |
3637 | Pack->push_back(cast<VarDecl>(Inst)); |
3638 | } else { |
3639 | assert(Stored.get<Decl *>() == Inst && "Already instantiated this local"); |
3640 | } |
3641 | } |
3642 | |
3643 | void LocalInstantiationScope::InstantiatedLocalPackArg(const Decl *D, |
3644 | VarDecl *Inst) { |
3645 | D = getCanonicalParmVarDecl(D); |
3646 | DeclArgumentPack *Pack = LocalDecls[D].get<DeclArgumentPack *>(); |
3647 | Pack->push_back(Inst); |
3648 | } |
3649 | |
3650 | void LocalInstantiationScope::MakeInstantiatedLocalArgPack(const Decl *D) { |
3651 | #ifndef NDEBUG |
3652 | |
3653 | for (LocalInstantiationScope *Current = this; |
3654 | Current && Current->CombineWithOuterScope; Current = Current->Outer) |
3655 | assert(Current->LocalDecls.find(D) == Current->LocalDecls.end() && |
3656 | "Creating local pack after instantiation of local"); |
3657 | #endif |
3658 | |
3659 | D = getCanonicalParmVarDecl(D); |
3660 | llvm::PointerUnion<Decl *, DeclArgumentPack *> &Stored = LocalDecls[D]; |
3661 | DeclArgumentPack *Pack = new DeclArgumentPack; |
3662 | Stored = Pack; |
3663 | ArgumentPacks.push_back(Pack); |
3664 | } |
3665 | |
3666 | bool LocalInstantiationScope::isLocalPackExpansion(const Decl *D) { |
3667 | for (DeclArgumentPack *Pack : ArgumentPacks) |
3668 | if (std::find(Pack->begin(), Pack->end(), D) != Pack->end()) |
3669 | return true; |
3670 | return false; |
3671 | } |
3672 | |
3673 | void LocalInstantiationScope::SetPartiallySubstitutedPack(NamedDecl *Pack, |
3674 | const TemplateArgument *ExplicitArgs, |
3675 | unsigned NumExplicitArgs) { |
3676 | assert((!PartiallySubstitutedPack || PartiallySubstitutedPack == Pack) && |
3677 | "Already have a partially-substituted pack"); |
3678 | assert((!PartiallySubstitutedPack |
3679 | || NumArgsInPartiallySubstitutedPack == NumExplicitArgs) && |
3680 | "Wrong number of arguments in partially-substituted pack"); |
3681 | PartiallySubstitutedPack = Pack; |
3682 | ArgsInPartiallySubstitutedPack = ExplicitArgs; |
3683 | NumArgsInPartiallySubstitutedPack = NumExplicitArgs; |
3684 | } |
3685 | |
3686 | NamedDecl *LocalInstantiationScope::getPartiallySubstitutedPack( |
3687 | const TemplateArgument **ExplicitArgs, |
3688 | unsigned *NumExplicitArgs) const { |
3689 | if (ExplicitArgs) |
3690 | *ExplicitArgs = nullptr; |
3691 | if (NumExplicitArgs) |
3692 | *NumExplicitArgs = 0; |
3693 | |
3694 | for (const LocalInstantiationScope *Current = this; Current; |
3695 | Current = Current->Outer) { |
3696 | if (Current->PartiallySubstitutedPack) { |
3697 | if (ExplicitArgs) |
3698 | *ExplicitArgs = Current->ArgsInPartiallySubstitutedPack; |
3699 | if (NumExplicitArgs) |
3700 | *NumExplicitArgs = Current->NumArgsInPartiallySubstitutedPack; |
3701 | |
3702 | return Current->PartiallySubstitutedPack; |
3703 | } |
3704 | |
3705 | if (!Current->CombineWithOuterScope) |
3706 | break; |
3707 | } |
3708 | |
3709 | return nullptr; |
3710 | } |
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | |
13 | |
14 | #ifndef LLVM_CLANG_SEMA_SEMA_H |
15 | #define LLVM_CLANG_SEMA_SEMA_H |
16 | |
17 | #include "clang/AST/ASTConcept.h" |
18 | #include "clang/AST/ASTFwd.h" |
19 | #include "clang/AST/Attr.h" |
20 | #include "clang/AST/Availability.h" |
21 | #include "clang/AST/ComparisonCategories.h" |
22 | #include "clang/AST/DeclTemplate.h" |
23 | #include "clang/AST/DeclarationName.h" |
24 | #include "clang/AST/Expr.h" |
25 | #include "clang/AST/ExprCXX.h" |
26 | #include "clang/AST/ExprConcepts.h" |
27 | #include "clang/AST/ExprObjC.h" |
28 | #include "clang/AST/ExprOpenMP.h" |
29 | #include "clang/AST/ExternalASTSource.h" |
30 | #include "clang/AST/LocInfoType.h" |
31 | #include "clang/AST/MangleNumberingContext.h" |
32 | #include "clang/AST/NSAPI.h" |
33 | #include "clang/AST/PrettyPrinter.h" |
34 | #include "clang/AST/StmtCXX.h" |
35 | #include "clang/AST/StmtOpenMP.h" |
36 | #include "clang/AST/TypeLoc.h" |
37 | #include "clang/AST/TypeOrdering.h" |
38 | #include "clang/Basic/BitmaskEnum.h" |
39 | #include "clang/Basic/Builtins.h" |
40 | #include "clang/Basic/DarwinSDKInfo.h" |
41 | #include "clang/Basic/ExpressionTraits.h" |
42 | #include "clang/Basic/Module.h" |
43 | #include "clang/Basic/OpenCLOptions.h" |
44 | #include "clang/Basic/OpenMPKinds.h" |
45 | #include "clang/Basic/PragmaKinds.h" |
46 | #include "clang/Basic/Specifiers.h" |
47 | #include "clang/Basic/TemplateKinds.h" |
48 | #include "clang/Basic/TypeTraits.h" |
49 | #include "clang/Sema/AnalysisBasedWarnings.h" |
50 | #include "clang/Sema/CleanupInfo.h" |
51 | #include "clang/Sema/DeclSpec.h" |
52 | #include "clang/Sema/ExternalSemaSource.h" |
53 | #include "clang/Sema/IdentifierResolver.h" |
54 | #include "clang/Sema/ObjCMethodList.h" |
55 | #include "clang/Sema/Ownership.h" |
56 | #include "clang/Sema/Scope.h" |
57 | #include "clang/Sema/SemaConcept.h" |
58 | #include "clang/Sema/TypoCorrection.h" |
59 | #include "clang/Sema/Weak.h" |
60 | #include "llvm/ADT/ArrayRef.h" |
61 | #include "llvm/ADT/Optional.h" |
62 | #include "llvm/ADT/SetVector.h" |
63 | #include "llvm/ADT/SmallBitVector.h" |
64 | #include "llvm/ADT/SmallPtrSet.h" |
65 | #include "llvm/ADT/SmallSet.h" |
66 | #include "llvm/ADT/SmallVector.h" |
67 | #include "llvm/ADT/TinyPtrVector.h" |
68 | #include "llvm/Frontend/OpenMP/OMPConstants.h" |
69 | #include <deque> |
70 | #include <memory> |
71 | #include <string> |
72 | #include <tuple> |
73 | #include <vector> |
74 | |
75 | namespace llvm { |
76 | class APSInt; |
77 | template <typename ValueT> struct DenseMapInfo; |
78 | template <typename ValueT, typename ValueInfoT> class DenseSet; |
79 | class SmallBitVector; |
80 | struct InlineAsmIdentifierInfo; |
81 | } |
82 | |
83 | namespace clang { |
84 | class ADLResult; |
85 | class ASTConsumer; |
86 | class ASTContext; |
87 | class ASTMutationListener; |
88 | class ASTReader; |
89 | class ASTWriter; |
90 | class ArrayType; |
91 | class ParsedAttr; |
92 | class BindingDecl; |
93 | class BlockDecl; |
94 | class CapturedDecl; |
95 | class CXXBasePath; |
96 | class CXXBasePaths; |
97 | class CXXBindTemporaryExpr; |
98 | typedef SmallVector<CXXBaseSpecifier*, 4> CXXCastPath; |
99 | class CXXConstructorDecl; |
100 | class CXXConversionDecl; |
101 | class CXXDeleteExpr; |
102 | class CXXDestructorDecl; |
103 | class CXXFieldCollector; |
104 | class CXXMemberCallExpr; |
105 | class CXXMethodDecl; |
106 | class CXXScopeSpec; |
107 | class CXXTemporary; |
108 | class CXXTryStmt; |
109 | class CallExpr; |
110 | class ClassTemplateDecl; |
111 | class ClassTemplatePartialSpecializationDecl; |
112 | class ClassTemplateSpecializationDecl; |
113 | class VarTemplatePartialSpecializationDecl; |
114 | class CodeCompleteConsumer; |
115 | class CodeCompletionAllocator; |
116 | class CodeCompletionTUInfo; |
117 | class CodeCompletionResult; |
118 | class CoroutineBodyStmt; |
119 | class Decl; |
120 | class DeclAccessPair; |
121 | class DeclContext; |
122 | class DeclRefExpr; |
123 | class DeclaratorDecl; |
124 | class DeducedTemplateArgument; |
125 | class DependentDiagnostic; |
126 | class DesignatedInitExpr; |
127 | class Designation; |
128 | class EnableIfAttr; |
129 | class EnumConstantDecl; |
130 | class Expr; |
131 | class ExtVectorType; |
132 | class FormatAttr; |
133 | class FriendDecl; |
134 | class FunctionDecl; |
135 | class FunctionProtoType; |
136 | class FunctionTemplateDecl; |
137 | class ImplicitConversionSequence; |
138 | typedef MutableArrayRef<ImplicitConversionSequence> ConversionSequenceList; |
139 | class InitListExpr; |
140 | class InitializationKind; |
141 | class InitializationSequence; |
142 | class InitializedEntity; |
143 | class IntegerLiteral; |
144 | class LabelStmt; |
145 | class LambdaExpr; |
146 | class LangOptions; |
147 | class LocalInstantiationScope; |
148 | class LookupResult; |
149 | class MacroInfo; |
150 | typedef ArrayRef<std::pair<IdentifierInfo *, SourceLocation>> ModuleIdPath; |
151 | class ModuleLoader; |
152 | class MultiLevelTemplateArgumentList; |
153 | class NamedDecl; |
154 | class ObjCCategoryDecl; |
155 | class ObjCCategoryImplDecl; |
156 | class ObjCCompatibleAliasDecl; |
157 | class ObjCContainerDecl; |
158 | class ObjCImplDecl; |
159 | class ObjCImplementationDecl; |
160 | class ObjCInterfaceDecl; |
161 | class ObjCIvarDecl; |
162 | template <class T> class ObjCList; |
163 | class ObjCMessageExpr; |
164 | class ObjCMethodDecl; |
165 | class ObjCPropertyDecl; |
166 | class ObjCProtocolDecl; |
167 | class OMPThreadPrivateDecl; |
168 | class OMPRequiresDecl; |
169 | class OMPDeclareReductionDecl; |
170 | class OMPDeclareSimdDecl; |
171 | class OMPClause; |
172 | struct OMPVarListLocTy; |
173 | struct OverloadCandidate; |
174 | enum class OverloadCandidateParamOrder : char; |
175 | enum OverloadCandidateRewriteKind : unsigned; |
176 | class OverloadCandidateSet; |
177 | class OverloadExpr; |
178 | class ParenListExpr; |
179 | class ParmVarDecl; |
180 | class Preprocessor; |
181 | class PseudoDestructorTypeStorage; |
182 | class PseudoObjectExpr; |
183 | class QualType; |
184 | class StandardConversionSequence; |
185 | class Stmt; |
186 | class StringLiteral; |
187 | class SwitchStmt; |
188 | class TemplateArgument; |
189 | class TemplateArgumentList; |
190 | class TemplateArgumentLoc; |
191 | class TemplateDecl; |
192 | class TemplateInstantiationCallback; |
193 | class TemplateParameterList; |
194 | class TemplatePartialOrderingContext; |
195 | class TemplateTemplateParmDecl; |
196 | class Token; |
197 | class TypeAliasDecl; |
198 | class TypedefDecl; |
199 | class TypedefNameDecl; |
200 | class TypeLoc; |
201 | class TypoCorrectionConsumer; |
202 | class UnqualifiedId; |
203 | class UnresolvedLookupExpr; |
204 | class UnresolvedMemberExpr; |
205 | class UnresolvedSetImpl; |
206 | class UnresolvedSetIterator; |
207 | class UsingDecl; |
208 | class UsingShadowDecl; |
209 | class ValueDecl; |
210 | class VarDecl; |
211 | class VarTemplateSpecializationDecl; |
212 | class VisibilityAttr; |
213 | class VisibleDeclConsumer; |
214 | class IndirectFieldDecl; |
215 | struct DeductionFailureInfo; |
216 | class TemplateSpecCandidateSet; |
217 | |
218 | namespace sema { |
219 | class AccessedEntity; |
220 | class BlockScopeInfo; |
221 | class Capture; |
222 | class CapturedRegionScopeInfo; |
223 | class CapturingScopeInfo; |
224 | class CompoundScopeInfo; |
225 | class DelayedDiagnostic; |
226 | class DelayedDiagnosticPool; |
227 | class FunctionScopeInfo; |
228 | class LambdaScopeInfo; |
229 | class PossiblyUnreachableDiag; |
230 | class SemaPPCallbacks; |
231 | class TemplateDeductionInfo; |
232 | } |
233 | |
234 | namespace threadSafety { |
235 | class BeforeSet; |
236 | void threadSafetyCleanup(BeforeSet* Cache); |
237 | } |
238 | |
239 | |
240 | |
241 | typedef std::pair<llvm::PointerUnion<const TemplateTypeParmType*, NamedDecl*>, |
242 | SourceLocation> UnexpandedParameterPack; |
243 | |
244 | |
245 | |
246 | struct FileNullability { |
247 | |
248 | |
249 | SourceLocation PointerLoc; |
250 | |
251 | |
252 | |
253 | SourceLocation PointerEndLoc; |
254 | |
255 | |
256 | uint8_t PointerKind; |
257 | |
258 | |
259 | bool SawTypeNullability = false; |
260 | }; |
261 | |
262 | |
263 | |
264 | class FileNullabilityMap { |
265 | |
266 | llvm::DenseMap<FileID, FileNullability> Map; |
267 | |
268 | |
269 | struct { |
270 | FileID File; |
271 | FileNullability Nullability; |
272 | } Cache; |
273 | |
274 | public: |
275 | FileNullability &operator[](FileID file) { |
276 | |
277 | if (file == Cache.File) |
278 | return Cache.Nullability; |
279 | |
280 | |
281 | if (!Cache.File.isInvalid()) { |
282 | Map[Cache.File] = Cache.Nullability; |
283 | } |
284 | |
285 | |
286 | Cache.File = file; |
287 | Cache.Nullability = Map[file]; |
288 | return Cache.Nullability; |
289 | } |
290 | }; |
291 | |
292 | |
293 | |
294 | |
295 | |
296 | class PreferredTypeBuilder { |
297 | public: |
298 | PreferredTypeBuilder(bool Enabled) : Enabled(Enabled) {} |
299 | |
300 | void enterCondition(Sema &S, SourceLocation Tok); |
301 | void enterReturn(Sema &S, SourceLocation Tok); |
302 | void enterVariableInit(SourceLocation Tok, Decl *D); |
303 | |
304 | void enterDesignatedInitializer(SourceLocation Tok, QualType BaseType, |
305 | const Designation &D); |
306 | |
307 | |
308 | |
309 | |
310 | |
311 | |
312 | |
313 | |
314 | |
315 | void enterFunctionArgument(SourceLocation Tok, |
316 | llvm::function_ref<QualType()> ComputeType); |
317 | |
318 | void enterParenExpr(SourceLocation Tok, SourceLocation LParLoc); |
319 | void enterUnary(Sema &S, SourceLocation Tok, tok::TokenKind OpKind, |
320 | SourceLocation OpLoc); |
321 | void enterBinary(Sema &S, SourceLocation Tok, Expr *LHS, tok::TokenKind Op); |
322 | void enterMemAccess(Sema &S, SourceLocation Tok, Expr *Base); |
323 | void enterSubscript(Sema &S, SourceLocation Tok, Expr *LHS); |
324 | |
325 | void enterTypeCast(SourceLocation Tok, QualType CastType); |
326 | |
327 | |
328 | |
329 | |
330 | |
331 | |
332 | |
333 | QualType get(SourceLocation Tok) const { |
334 | if (!Enabled || Tok != ExpectedLoc) |
335 | return QualType(); |
336 | if (!Type.isNull()) |
337 | return Type; |
338 | if (ComputeType) |
339 | return ComputeType(); |
340 | return QualType(); |
341 | } |
342 | |
343 | private: |
344 | bool Enabled; |
345 | |
346 | SourceLocation ExpectedLoc; |
347 | |
348 | QualType Type; |
349 | |
350 | |
351 | llvm::function_ref<QualType()> ComputeType; |
352 | }; |
353 | |
354 | |
355 | class Sema final { |
356 | Sema(const Sema &) = delete; |
357 | void operator=(const Sema &) = delete; |
358 | |
359 | |
360 | ExternalSemaSource *ExternalSource; |
361 | |
362 | |
363 | bool isMultiplexExternalSource; |
364 | |
365 | static bool mightHaveNonExternalLinkage(const DeclaratorDecl *FD); |
366 | |
367 | bool isVisibleSlow(const NamedDecl *D); |
368 | |
369 | |
370 | |
371 | |
372 | bool shouldLinkPossiblyHiddenDecl(const NamedDecl *Old, |
373 | const NamedDecl *New) { |
374 | if (isVisible(Old)) |
375 | return true; |
376 | |
377 | |
378 | if (New->isExternallyDeclarable()) { |
379 | assert(Old->isExternallyDeclarable() && |
380 | "should not have found a non-externally-declarable previous decl"); |
381 | return true; |
382 | } |
383 | return false; |
384 | } |
385 | bool shouldLinkPossiblyHiddenDecl(LookupResult &Old, const NamedDecl *New); |
386 | |
387 | void setupImplicitSpecialMemberType(CXXMethodDecl *SpecialMem, |
388 | QualType ResultTy, |
389 | ArrayRef<QualType> Args); |
390 | |
391 | public: |
392 | |
393 | |
394 | |
395 | |
396 | |
397 | |
398 | |
399 | static const unsigned MaxAlignmentExponent = 30; |
400 | static const unsigned MaximumAlignment = 1u << MaxAlignmentExponent; |
401 | |
402 | typedef OpaquePtr<DeclGroupRef> DeclGroupPtrTy; |
403 | typedef OpaquePtr<TemplateName> TemplateTy; |
404 | typedef OpaquePtr<QualType> TypeTy; |
405 | |
406 | OpenCLOptions OpenCLFeatures; |
407 | FPOptions CurFPFeatures; |
408 | |
409 | const LangOptions &LangOpts; |
410 | Preprocessor &PP; |
411 | ASTContext &Context; |
412 | ASTConsumer &Consumer; |
413 | DiagnosticsEngine &Diags; |
414 | SourceManager &SourceMgr; |
415 | |
416 | |
417 | bool CollectStats; |
418 | |
419 | |
420 | CodeCompleteConsumer *CodeCompleter; |
421 | |
422 | |
423 | DeclContext *CurContext; |
424 | |
425 | |
426 | |
427 | DeclContext *OriginalLexicalContext; |
428 | |
429 | |
430 | |
431 | DeclarationName VAListTagName; |
432 | |
433 | bool MSStructPragmaOn; |
434 | |
435 | |
436 | LangOptions::PragmaMSPointersToMembersKind |
437 | MSPointerToMemberRepresentationMethod; |
438 | |
439 | |
440 | SmallVector<Scope*, 2> CurrentSEHFinally; |
441 | |
442 | |
443 | SourceLocation ImplicitMSInheritanceAttrLoc; |
444 | |
445 | |
446 | |
447 | |
448 | |
449 | llvm::SmallVector<TypoExpr *, 2> TypoExprs; |
450 | |
451 | |
452 | enum PragmaClangSectionKind { |
453 | PCSK_Invalid = 0, |
454 | PCSK_BSS = 1, |
455 | PCSK_Data = 2, |
456 | PCSK_Rodata = 3, |
457 | PCSK_Text = 4, |
458 | PCSK_Relro = 5 |
459 | }; |
460 | |
461 | enum PragmaClangSectionAction { |
462 | PCSA_Set = 0, |
463 | PCSA_Clear = 1 |
464 | }; |
465 | |
466 | struct PragmaClangSection { |
467 | std::string SectionName; |
468 | bool Valid = false; |
469 | SourceLocation PragmaLocation; |
470 | }; |
471 | |
472 | PragmaClangSection PragmaClangBSSSection; |
473 | PragmaClangSection PragmaClangDataSection; |
474 | PragmaClangSection PragmaClangRodataSection; |
475 | PragmaClangSection PragmaClangRelroSection; |
476 | PragmaClangSection PragmaClangTextSection; |
477 | |
478 | enum PragmaMsStackAction { |
479 | PSK_Reset = 0x0, |
480 | PSK_Set = 0x1, |
481 | PSK_Push = 0x2, |
482 | PSK_Pop = 0x4, |
483 | PSK_Show = 0x8, |
484 | PSK_Push_Set = PSK_Push | PSK_Set, |
485 | PSK_Pop_Set = PSK_Pop | PSK_Set, |
486 | }; |
487 | |
488 | |
489 | class AlignPackInfo { |
490 | public: |
491 | |
492 | |
493 | enum Mode : unsigned char { Native, Natural, Packed, Mac68k }; |
494 | |
495 | |
496 | AlignPackInfo(AlignPackInfo::Mode M, unsigned Num, bool IsXL) |
497 | : PackAttr(true), AlignMode(M), PackNumber(Num), XLStack(IsXL) { |
498 | assert(Num == PackNumber && "The pack number has been truncated."); |
499 | } |
500 | |
501 | |
502 | AlignPackInfo(AlignPackInfo::Mode M, bool IsXL) |
503 | : PackAttr(false), AlignMode(M), |
504 | PackNumber(M == Packed ? 1 : UninitPackVal), XLStack(IsXL) {} |
505 | |
506 | explicit AlignPackInfo(bool IsXL) : AlignPackInfo(Native, IsXL) {} |
507 | |
508 | AlignPackInfo() : AlignPackInfo(Native, false) {} |
509 | |
510 | |
511 | |
512 | |
513 | static uint32_t getRawEncoding(const AlignPackInfo &Info) { |
514 | std::uint32_t Encoding{}; |
515 | if (Info.IsXLStack()) |
516 | Encoding |= IsXLMask; |
517 | |
518 | Encoding |= static_cast<uint32_t>(Info.getAlignMode()) << 1; |
519 | |
520 | if (Info.IsPackAttr()) |
521 | Encoding |= PackAttrMask; |
522 | |
523 | Encoding |= static_cast<uint32_t>(Info.getPackNumber()) << 4; |
524 | |
525 | return Encoding; |
526 | } |
527 | |
528 | static AlignPackInfo getFromRawEncoding(unsigned Encoding) { |
529 | bool IsXL = static_cast<bool>(Encoding & IsXLMask); |
530 | AlignPackInfo::Mode M = |
531 | static_cast<AlignPackInfo::Mode>((Encoding & AlignModeMask) >> 1); |
532 | int PackNumber = (Encoding & PackNumMask) >> 4; |
533 | |
534 | if (Encoding & PackAttrMask) |
535 | return AlignPackInfo(M, PackNumber, IsXL); |
536 | |
537 | return AlignPackInfo(M, IsXL); |
538 | } |
539 | |
540 | bool IsPackAttr() const { return PackAttr; } |
541 | |
542 | bool IsAlignAttr() const { return !PackAttr; } |
543 | |
544 | Mode getAlignMode() const { return AlignMode; } |
545 | |
546 | unsigned getPackNumber() const { return PackNumber; } |
547 | |
548 | bool IsPackSet() const { |
549 | |
550 | |
551 | return PackNumber != UninitPackVal && PackNumber != 0; |
552 | } |
553 | |
554 | bool IsXLStack() const { return XLStack; } |
555 | |
556 | bool operator==(const AlignPackInfo &Info) const { |
557 | return std::tie(AlignMode, PackNumber, PackAttr, XLStack) == |
558 | std::tie(Info.AlignMode, Info.PackNumber, Info.PackAttr, |
559 | Info.XLStack); |
560 | } |
561 | |
562 | bool operator!=(const AlignPackInfo &Info) const { |
563 | return !(*this == Info); |
564 | } |
565 | |
566 | private: |
567 | |
568 | |
569 | bool PackAttr; |
570 | |
571 | |
572 | Mode AlignMode; |
573 | |
574 | |
575 | unsigned char PackNumber; |
576 | |
577 | |
578 | bool XLStack; |
579 | |
580 | |
581 | static constexpr unsigned char UninitPackVal = -1; |
582 | |
583 | |
584 | static constexpr uint32_t IsXLMask{0x0000'0001}; |
585 | static constexpr uint32_t AlignModeMask{0x0000'0006}; |
586 | static constexpr uint32_t PackAttrMask{0x00000'0008}; |
587 | static constexpr uint32_t PackNumMask{0x0000'01F0}; |
588 | }; |
589 | |
590 | template<typename ValueType> |
591 | struct PragmaStack { |
592 | struct Slot { |
593 | llvm::StringRef StackSlotLabel; |
594 | ValueType Value; |
595 | SourceLocation PragmaLocation; |
596 | SourceLocation PragmaPushLocation; |
597 | Slot(llvm::StringRef StackSlotLabel, ValueType Value, |
598 | SourceLocation PragmaLocation, SourceLocation PragmaPushLocation) |
599 | : StackSlotLabel(StackSlotLabel), Value(Value), |
600 | PragmaLocation(PragmaLocation), |
601 | PragmaPushLocation(PragmaPushLocation) {} |
602 | }; |
603 | |
604 | void Act(SourceLocation PragmaLocation, PragmaMsStackAction Action, |
605 | llvm::StringRef StackSlotLabel, ValueType Value) { |
606 | if (Action == PSK_Reset) { |
607 | CurrentValue = DefaultValue; |
608 | CurrentPragmaLocation = PragmaLocation; |
609 | return; |
610 | } |
611 | if (Action & PSK_Push) |
612 | Stack.emplace_back(StackSlotLabel, CurrentValue, CurrentPragmaLocation, |
613 | PragmaLocation); |
614 | else if (Action & PSK_Pop) { |
615 | if (!StackSlotLabel.empty()) { |
616 | |
617 | auto I = llvm::find_if(llvm::reverse(Stack), [&](const Slot &x) { |
618 | return x.StackSlotLabel == StackSlotLabel; |
619 | }); |
620 | |
621 | if (I != Stack.rend()) { |
622 | CurrentValue = I->Value; |
623 | CurrentPragmaLocation = I->PragmaLocation; |
624 | Stack.erase(std::prev(I.base()), Stack.end()); |
625 | } |
626 | } else if (!Stack.empty()) { |
627 | |
628 | CurrentValue = Stack.back().Value; |
629 | CurrentPragmaLocation = Stack.back().PragmaLocation; |
630 | Stack.pop_back(); |
631 | } |
632 | } |
633 | if (Action & PSK_Set) { |
634 | CurrentValue = Value; |
635 | CurrentPragmaLocation = PragmaLocation; |
636 | } |
637 | } |
638 | |
639 | |
640 | |
641 | |
642 | |
643 | |
644 | |
645 | |
646 | |
647 | |
648 | |
649 | |
650 | |
651 | |
652 | |
653 | void SentinelAction(PragmaMsStackAction Action, StringRef Label) { |
654 | assert((Action == PSK_Push || Action == PSK_Pop) && |
655 | "Can only push / pop #pragma stack sentinels!"); |
656 | Act(CurrentPragmaLocation, Action, Label, CurrentValue); |
657 | } |
658 | |
659 | |
660 | explicit PragmaStack(const ValueType &Default) |
661 | : DefaultValue(Default), CurrentValue(Default) {} |
662 | |
663 | bool hasValue() const { return CurrentValue != DefaultValue; } |
664 | |
665 | SmallVector<Slot, 2> Stack; |
666 | ValueType DefaultValue; |
667 | ValueType CurrentValue; |
668 | SourceLocation CurrentPragmaLocation; |
669 | }; |
670 | |
671 | |
672 | |
673 | |
674 | |
675 | |
676 | |
677 | |
678 | |
679 | |
680 | |
681 | PragmaStack<MSVtorDispMode> VtorDispStack; |
682 | PragmaStack<AlignPackInfo> AlignPackStack; |
683 | |
684 | struct AlignPackIncludeState { |
685 | AlignPackInfo CurrentValue; |
686 | SourceLocation CurrentPragmaLocation; |
687 | bool HasNonDefaultValue, ShouldWarnOnInclude; |
688 | }; |
689 | SmallVector<AlignPackIncludeState, 8> AlignPackIncludeStack; |
690 | |
691 | PragmaStack<StringLiteral *> DataSegStack; |
692 | PragmaStack<StringLiteral *> BSSSegStack; |
693 | PragmaStack<StringLiteral *> ConstSegStack; |
694 | PragmaStack<StringLiteral *> CodeSegStack; |
695 | |
696 | |
697 | PragmaStack<FPOptionsOverride> FpPragmaStack; |
698 | FPOptionsOverride CurFPFeatureOverrides() { |
699 | FPOptionsOverride result; |
700 | if (!FpPragmaStack.hasValue()) { |
701 | result = FPOptionsOverride(); |
702 | } else { |
703 | result = FpPragmaStack.CurrentValue; |
704 | } |
705 | return result; |
706 | } |
707 | |
708 | |
709 | |
710 | class PragmaStackSentinelRAII { |
711 | public: |
712 | PragmaStackSentinelRAII(Sema &S, StringRef SlotLabel, bool ShouldAct); |
713 | ~PragmaStackSentinelRAII(); |
714 | |
715 | private: |
716 | Sema &S; |
717 | StringRef SlotLabel; |
718 | bool ShouldAct; |
719 | }; |
720 | |
721 | |
722 | FileNullabilityMap NullabilityMap; |
723 | |
724 | |
725 | StringLiteral *CurInitSeg; |
726 | SourceLocation CurInitSegLoc; |
727 | |
728 | |
729 | void *VisContext; |
730 | |
731 | |
732 | struct PragmaAttributeEntry { |
733 | SourceLocation Loc; |
734 | ParsedAttr *Attribute; |
735 | SmallVector<attr::SubjectMatchRule, 4> MatchRules; |
736 | bool IsUsed; |
737 | }; |
738 | |
739 | |
740 | struct PragmaAttributeGroup { |
741 | |
742 | SourceLocation Loc; |
743 | |
744 | const IdentifierInfo *Namespace; |
745 | SmallVector<PragmaAttributeEntry, 2> Entries; |
746 | }; |
747 | |
748 | SmallVector<PragmaAttributeGroup, 2> PragmaAttributeStack; |
749 | |
750 | |
751 | |
752 | const Decl *PragmaAttributeCurrentTargetDecl; |
753 | |
754 | |
755 | |
756 | |
757 | SourceLocation OptimizeOffPragmaLocation; |
758 | |
759 | |
760 | |
761 | |
762 | |
763 | bool IsBuildingRecoveryCallExpr; |
764 | |
765 | |
766 | CleanupInfo Cleanup; |
767 | |
768 | |
769 | |
770 | SmallVector<ExprWithCleanups::CleanupObject, 8> ExprCleanupObjects; |
771 | |
772 | |
773 | |
774 | |
775 | |
776 | |
777 | using MaybeODRUseExprSet = llvm::SetVector<Expr *, SmallVector<Expr *, 4>, |
778 | llvm::SmallPtrSet<Expr *, 4>>; |
779 | MaybeODRUseExprSet MaybeODRUseExprs; |
780 | |
781 | std::unique_ptr<sema::FunctionScopeInfo> CachedFunctionScope; |
782 | |
783 | |
784 | |
785 | SmallVector<sema::FunctionScopeInfo *, 4> FunctionScopes; |
786 | |
787 | |
788 | |
789 | unsigned FunctionScopesStart = 0; |
790 | |
791 | ArrayRef<sema::FunctionScopeInfo*> getFunctionScopes() const { |
792 | return llvm::makeArrayRef(FunctionScopes.begin() + FunctionScopesStart, |
793 | FunctionScopes.end()); |
794 | } |
795 | |
796 | |
797 | |
798 | |
799 | |
800 | |
801 | SmallVector<InventedTemplateParameterInfo, 4> InventedParameterInfos; |
802 | |
803 | |
804 | |
805 | unsigned InventedParameterInfosStart = 0; |
806 | |
807 | ArrayRef<InventedTemplateParameterInfo> getInventedParameterInfos() const { |
808 | return llvm::makeArrayRef(InventedParameterInfos.begin() + |
809 | InventedParameterInfosStart, |
810 | InventedParameterInfos.end()); |
811 | } |
812 | |
813 | typedef LazyVector<TypedefNameDecl *, ExternalSemaSource, |
814 | &ExternalSemaSource::ReadExtVectorDecls, 2, 2> |
815 | ExtVectorDeclsType; |
816 | |
817 | |
818 | |
819 | |
820 | ExtVectorDeclsType ExtVectorDecls; |
821 | |
822 | |
823 | std::unique_ptr<CXXFieldCollector> FieldCollector; |
824 | |
825 | typedef llvm::SmallSetVector<NamedDecl *, 16> NamedDeclSetType; |
826 | |
827 | |
828 | NamedDeclSetType UnusedPrivateFields; |
829 | |
830 | |
831 | llvm::SmallSetVector<const TypedefNameDecl *, 4> |
832 | UnusedLocalTypedefNameCandidates; |
833 | |
834 | |
835 | |
836 | |
837 | |
838 | |
839 | typedef std::pair<SourceLocation, bool> DeleteExprLoc; |
840 | typedef llvm::SmallVector<DeleteExprLoc, 4> DeleteLocs; |
841 | llvm::MapVector<FieldDecl *, DeleteLocs> DeleteExprs; |
842 | |
843 | typedef llvm::SmallPtrSet<const CXXRecordDecl*, 8> RecordDeclSetTy; |
844 | |
845 | |
846 | |
847 | |
848 | std::unique_ptr<RecordDeclSetTy> PureVirtualClassDiagSet; |
849 | |
850 | |
851 | |
852 | llvm::SmallPtrSet<const Decl*, 4> ParsingInitForAutoVars; |
853 | |
854 | |
855 | NamedDecl *findLocallyScopedExternCDecl(DeclarationName Name); |
856 | |
857 | typedef LazyVector<VarDecl *, ExternalSemaSource, |
858 | &ExternalSemaSource::ReadTentativeDefinitions, 2, 2> |
859 | TentativeDefinitionsType; |
860 | |
861 | |
862 | TentativeDefinitionsType TentativeDefinitions; |
863 | |
864 | |
865 | SmallVector<VarDecl *, 4> ExternalDeclarations; |
866 | |
867 | typedef LazyVector<const DeclaratorDecl *, ExternalSemaSource, |
868 | &ExternalSemaSource::ReadUnusedFileScopedDecls, 2, 2> |
869 | UnusedFileScopedDeclsType; |
870 | |
871 | |
872 | |
873 | UnusedFileScopedDeclsType UnusedFileScopedDecls; |
874 | |
875 | typedef LazyVector<CXXConstructorDecl *, ExternalSemaSource, |
876 | &ExternalSemaSource::ReadDelegatingConstructors, 2, 2> |
877 | DelegatingCtorDeclsType; |
878 | |
879 | |
880 | |
881 | DelegatingCtorDeclsType DelegatingCtorDecls; |
882 | |
883 | |
884 | |
885 | |
886 | SmallVector<std::pair<const CXXMethodDecl*, const CXXMethodDecl*>, 2> |
887 | DelayedOverridingExceptionSpecChecks; |
888 | |
889 | |
890 | |
891 | |
892 | |
893 | |
894 | SmallVector<std::pair<FunctionDecl*, FunctionDecl*>, 2> |
895 | DelayedEquivalentExceptionSpecChecks; |
896 | |
897 | typedef llvm::MapVector<const FunctionDecl *, |
898 | std::unique_ptr<LateParsedTemplate>> |
899 | LateParsedTemplateMapT; |
900 | LateParsedTemplateMapT LateParsedTemplateMap; |
901 | |
902 | |
903 | typedef void LateTemplateParserCB(void *P, LateParsedTemplate &LPT); |
904 | typedef void LateTemplateParserCleanupCB(void *P); |
905 | LateTemplateParserCB *LateTemplateParser; |
906 | LateTemplateParserCleanupCB *LateTemplateParserCleanup; |
907 | void *OpaqueParser; |
908 | |
909 | void SetLateTemplateParser(LateTemplateParserCB *LTP, |
910 | LateTemplateParserCleanupCB *LTPCleanup, |
911 | void *P) { |
912 | LateTemplateParser = LTP; |
913 | LateTemplateParserCleanup = LTPCleanup; |
914 | OpaqueParser = P; |
915 | } |
916 | |
917 | |
918 | |
919 | void AddSYCLKernelLambda(const FunctionDecl *FD); |
920 | |
921 | class DelayedDiagnostics; |
922 | |
923 | class DelayedDiagnosticsState { |
924 | sema::DelayedDiagnosticPool *SavedPool; |
925 | friend class Sema::DelayedDiagnostics; |
926 | }; |
927 | typedef DelayedDiagnosticsState ParsingDeclState; |
928 | typedef DelayedDiagnosticsState ProcessingContextState; |
929 | |
930 | |
931 | |
932 | class DelayedDiagnostics { |
933 | |
934 | |
935 | sema::DelayedDiagnosticPool *CurPool; |
936 | |
937 | public: |
938 | DelayedDiagnostics() : CurPool(nullptr) {} |
939 | |
940 | |
941 | void add(const sema::DelayedDiagnostic &diag); |
942 | |
943 | |
944 | bool shouldDelayDiagnostics() { return CurPool != nullptr; } |
945 | |
946 | |
947 | sema::DelayedDiagnosticPool *getCurrentPool() const { |
948 | return CurPool; |
949 | } |
950 | |
951 | |
952 | |
953 | DelayedDiagnosticsState push(sema::DelayedDiagnosticPool &pool) { |
954 | DelayedDiagnosticsState state; |
955 | state.SavedPool = CurPool; |
956 | CurPool = &pool; |
957 | return state; |
958 | } |
959 | |
960 | |
961 | |
962 | |
963 | void popWithoutEmitting(DelayedDiagnosticsState state) { |
964 | CurPool = state.SavedPool; |
965 | } |
966 | |
967 | |
968 | |
969 | DelayedDiagnosticsState pushUndelayed() { |
970 | DelayedDiagnosticsState state; |
971 | state.SavedPool = CurPool; |
972 | CurPool = nullptr; |
973 | return state; |
974 | } |
975 | |
976 | |
977 | void popUndelayed(DelayedDiagnosticsState state) { |
978 | assert(CurPool == nullptr); |
979 | CurPool = state.SavedPool; |
980 | } |
981 | } DelayedDiagnostics; |
982 | |
983 | |
984 | class ContextRAII { |
985 | private: |
986 | Sema &S; |
987 | DeclContext *SavedContext; |
988 | ProcessingContextState SavedContextState; |
989 | QualType SavedCXXThisTypeOverride; |
990 | unsigned SavedFunctionScopesStart; |
991 | unsigned SavedInventedParameterInfosStart; |
992 | |
993 | public: |
994 | ContextRAII(Sema &S, DeclContext *ContextToPush, bool NewThisContext = true) |
995 | : S(S), SavedContext(S.CurContext), |
996 | SavedContextState(S.DelayedDiagnostics.pushUndelayed()), |
997 | SavedCXXThisTypeOverride(S.CXXThisTypeOverride), |
998 | SavedFunctionScopesStart(S.FunctionScopesStart), |
999 | SavedInventedParameterInfosStart(S.InventedParameterInfosStart) |
1000 | { |
1001 | assert(ContextToPush && "pushing null context"); |
1002 | S.CurContext = ContextToPush; |
1003 | if (NewThisContext) |
1004 | S.CXXThisTypeOverride = QualType(); |
1005 | |
1006 | S.FunctionScopesStart = S.FunctionScopes.size(); |
1007 | S.InventedParameterInfosStart = S.InventedParameterInfos.size(); |
1008 | } |
1009 | |
1010 | void pop() { |
1011 | if (!SavedContext) return; |
1012 | S.CurContext = SavedContext; |
1013 | S.DelayedDiagnostics.popUndelayed(SavedContextState); |
1014 | S.CXXThisTypeOverride = SavedCXXThisTypeOverride; |
1015 | S.FunctionScopesStart = SavedFunctionScopesStart; |
1016 | S.InventedParameterInfosStart = SavedInventedParameterInfosStart; |
1017 | SavedContext = nullptr; |
1018 | } |
1019 | |
1020 | ~ContextRAII() { |
1021 | pop(); |
1022 | } |
1023 | }; |
1024 | |
1025 | |
1026 | |
1027 | |
1028 | bool RebuildingImmediateInvocation = false; |
1029 | |
1030 | |
1031 | |
1032 | bool isConstantEvaluatedOverride; |
1033 | |
1034 | bool isConstantEvaluated() { |
1035 | return ExprEvalContexts.back().isConstantEvaluated() || |
1036 | isConstantEvaluatedOverride; |
1037 | } |
1038 | |
1039 | |
1040 | |
1041 | class SynthesizedFunctionScope { |
1042 | Sema &S; |
1043 | Sema::ContextRAII SavedContext; |
1044 | bool PushedCodeSynthesisContext = false; |
1045 | |
1046 | public: |
1047 | SynthesizedFunctionScope(Sema &S, DeclContext *DC) |
1048 | : S(S), SavedContext(S, DC) { |
1049 | S.PushFunctionScope(); |
1050 | S.PushExpressionEvaluationContext( |
1051 | Sema::ExpressionEvaluationContext::PotentiallyEvaluated); |
1052 | if (auto *FD = dyn_cast<FunctionDecl>(DC)) |
1053 | FD->setWillHaveBody(true); |
1054 | else |
1055 | assert(isa<ObjCMethodDecl>(DC)); |
1056 | } |
1057 | |
1058 | void addContextNote(SourceLocation UseLoc) { |
1059 | assert(!PushedCodeSynthesisContext); |
1060 | |
1061 | Sema::CodeSynthesisContext Ctx; |
1062 | Ctx.Kind = Sema::CodeSynthesisContext::DefiningSynthesizedFunction; |
1063 | Ctx.PointOfInstantiation = UseLoc; |
1064 | Ctx.Entity = cast<Decl>(S.CurContext); |
1065 | S.pushCodeSynthesisContext(Ctx); |
1066 | |
1067 | PushedCodeSynthesisContext = true; |
1068 | } |
1069 | |
1070 | ~SynthesizedFunctionScope() { |
1071 | if (PushedCodeSynthesisContext) |
1072 | S.popCodeSynthesisContext(); |
1073 | if (auto *FD = dyn_cast<FunctionDecl>(S.CurContext)) |
1074 | FD->setWillHaveBody(false); |
1075 | S.PopExpressionEvaluationContext(); |
1076 | S.PopFunctionScopeInfo(); |
1077 | } |
1078 | }; |
1079 | |
1080 | |
1081 | |
1082 | |
1083 | llvm::MapVector<IdentifierInfo *, WeakInfo> WeakUndeclaredIdentifiers; |
1084 | |
1085 | |
1086 | |
1087 | |
1088 | |
1089 | llvm::DenseMap<IdentifierInfo*,AsmLabelAttr*> ExtnameUndeclaredIdentifiers; |
1090 | |
1091 | |
1092 | |
1093 | void LoadExternalWeakUndeclaredIdentifiers(); |
1094 | |
1095 | |
1096 | |
1097 | |
1098 | |
1099 | |
1100 | SmallVector<Decl*,2> WeakTopLevelDecl; |
1101 | |
1102 | IdentifierResolver IdResolver; |
1103 | |
1104 | |
1105 | |
1106 | |
1107 | Scope *TUScope; |
1108 | |
1109 | |
1110 | LazyDeclPtr StdNamespace; |
1111 | |
1112 | |
1113 | |
1114 | LazyDeclPtr StdBadAlloc; |
1115 | |
1116 | |
1117 | |
1118 | LazyDeclPtr StdAlignValT; |
1119 | |
1120 | |
1121 | |
1122 | NamespaceDecl *StdExperimentalNamespaceCache; |
1123 | |
1124 | |
1125 | |
1126 | ClassTemplateDecl *StdInitializerList; |
1127 | |
1128 | |
1129 | |
1130 | ClassTemplateDecl *StdCoroutineTraitsCache; |
1131 | |
1132 | |
1133 | RecordDecl *CXXTypeInfoDecl; |
1134 | |
1135 | |
1136 | RecordDecl *MSVCGuidDecl; |
1137 | |
1138 | |
1139 | std::unique_ptr<NSAPI> NSAPIObj; |
1140 | |
1141 | |
1142 | ObjCInterfaceDecl *NSNumberDecl; |
1143 | |
1144 | |
1145 | ObjCInterfaceDecl *NSValueDecl; |
1146 | |
1147 | |
1148 | QualType NSNumberPointer; |
1149 | |
1150 | |
1151 | QualType NSValuePointer; |
1152 | |
1153 | |
1154 | ObjCMethodDecl *NSNumberLiteralMethods[NSAPI::NumNSNumberLiteralMethods]; |
1155 | |
1156 | |
1157 | ObjCInterfaceDecl *NSStringDecl; |
1158 | |
1159 | |
1160 | QualType NSStringPointer; |
1161 | |
1162 | |
1163 | ObjCMethodDecl *StringWithUTF8StringMethod; |
1164 | |
1165 | |
1166 | ObjCMethodDecl *ValueWithBytesObjCTypeMethod; |
1167 | |
1168 | |
1169 | ObjCInterfaceDecl *NSArrayDecl; |
1170 | |
1171 | |
1172 | ObjCMethodDecl *ArrayWithObjectsMethod; |
1173 | |
1174 | |
1175 | ObjCInterfaceDecl *NSDictionaryDecl; |
1176 | |
1177 | |
1178 | ObjCMethodDecl *DictionaryWithObjectsMethod; |
1179 | |
1180 | |
1181 | QualType QIDNSCopying; |
1182 | |
1183 | |
1184 | Selector RespondsToSelectorSel; |
1185 | |
1186 | |
1187 | |
1188 | bool GlobalNewDeleteDeclared; |
1189 | |
1190 | |
1191 | |
1192 | enum class ExpressionEvaluationContext { |
1193 | |
1194 | |
1195 | |
1196 | |
1197 | |
1198 | Unevaluated, |
1199 | |
1200 | |
1201 | |
1202 | |
1203 | |
1204 | UnevaluatedList, |
1205 | |
1206 | |
1207 | |
1208 | |
1209 | DiscardedStatement, |
1210 | |
1211 | |
1212 | |
1213 | |
1214 | UnevaluatedAbstract, |
1215 | |
1216 | |
1217 | |
1218 | |
1219 | ConstantEvaluated, |
1220 | |
1221 | |
1222 | |
1223 | |
1224 | PotentiallyEvaluated, |
1225 | |
1226 | |
1227 | |
1228 | |
1229 | |
1230 | |
1231 | |
1232 | |
1233 | |
1234 | PotentiallyEvaluatedIfUsed |
1235 | }; |
1236 | |
1237 | using ImmediateInvocationCandidate = llvm::PointerIntPair<ConstantExpr *, 1>; |
1238 | |
1239 | |
1240 | |
1241 | struct ExpressionEvaluationContextRecord { |
1242 | |
1243 | ExpressionEvaluationContext Context; |
1244 | |
1245 | |
1246 | CleanupInfo ParentCleanup; |
1247 | |
1248 | |
1249 | |
1250 | unsigned NumCleanupObjects; |
1251 | |
1252 | |
1253 | |
1254 | unsigned NumTypos; |
1255 | |
1256 | MaybeODRUseExprSet SavedMaybeODRUseExprs; |
1257 | |
1258 | |
1259 | |
1260 | SmallVector<LambdaExpr *, 2> Lambdas; |
1261 | |
1262 | |
1263 | |
1264 | |
1265 | Decl *ManglingContextDecl; |
1266 | |
1267 | |
1268 | |
1269 | SmallVector<CallExpr *, 8> DelayedDecltypeCalls; |
1270 | |
1271 | |
1272 | |
1273 | SmallVector<CXXBindTemporaryExpr *, 8> DelayedDecltypeBinds; |
1274 | |
1275 | llvm::SmallPtrSet<const Expr *, 8> PossibleDerefs; |
1276 | |
1277 | |
1278 | |
1279 | |
1280 | SmallVector<Expr*, 2> VolatileAssignmentLHSs; |
1281 | |
1282 | |
1283 | llvm::SmallVector<ImmediateInvocationCandidate, 4> ImmediateInvocationCandidates; |
1284 | |
1285 | |
1286 | |
1287 | llvm::SmallPtrSet<DeclRefExpr *, 4> ReferenceToConsteval; |
1288 | |
1289 | |
1290 | |
1291 | enum ExpressionKind { |
1292 | EK_Decltype, EK_TemplateArgument, EK_Other |
1293 | } ExprContext; |
1294 | |
1295 | ExpressionEvaluationContextRecord(ExpressionEvaluationContext Context, |
1296 | unsigned NumCleanupObjects, |
1297 | CleanupInfo ParentCleanup, |
1298 | Decl *ManglingContextDecl, |
1299 | ExpressionKind ExprContext) |
1300 | : Context(Context), ParentCleanup(ParentCleanup), |
1301 | NumCleanupObjects(NumCleanupObjects), NumTypos(0), |
1302 | ManglingContextDecl(ManglingContextDecl), ExprContext(ExprContext) {} |
1303 | |
1304 | bool isUnevaluated() const { |
1305 | return Context == ExpressionEvaluationContext::Unevaluated || |
1306 | Context == ExpressionEvaluationContext::UnevaluatedAbstract || |
1307 | Context == ExpressionEvaluationContext::UnevaluatedList; |
1308 | } |
1309 | bool isConstantEvaluated() const { |
1310 | return Context == ExpressionEvaluationContext::ConstantEvaluated; |
1311 | } |
1312 | }; |
1313 | |
1314 | |
1315 | SmallVector<ExpressionEvaluationContextRecord, 8> ExprEvalContexts; |
1316 | |
1317 | |
1318 | void WarnOnPendingNoDerefs(ExpressionEvaluationContextRecord &Rec); |
1319 | |
1320 | |
1321 | |
1322 | |
1323 | |
1324 | |
1325 | std::tuple<MangleNumberingContext *, Decl *> |
1326 | getCurrentMangleNumberContext(const DeclContext *DC); |
1327 | |
1328 | |
1329 | |
1330 | |
1331 | |
1332 | |
1333 | |
1334 | class SpecialMemberOverloadResult { |
1335 | public: |
1336 | enum Kind { |
1337 | NoMemberOrDeleted, |
1338 | Ambiguous, |
1339 | Success |
1340 | }; |
1341 | |
1342 | private: |
1343 | llvm::PointerIntPair<CXXMethodDecl*, 2> Pair; |
1344 | |
1345 | public: |
1346 | SpecialMemberOverloadResult() : Pair() {} |
1347 | SpecialMemberOverloadResult(CXXMethodDecl *MD) |
1348 | : Pair(MD, MD->isDeleted() ? NoMemberOrDeleted : Success) {} |
1349 | |
1350 | CXXMethodDecl *getMethod() const { return Pair.getPointer(); } |
1351 | void setMethod(CXXMethodDecl *MD) { Pair.setPointer(MD); } |
1352 | |
1353 | Kind getKind() const { return static_cast<Kind>(Pair.getInt()); } |
1354 | void setKind(Kind K) { Pair.setInt(K); } |
1355 | }; |
1356 | |
1357 | class SpecialMemberOverloadResultEntry |
1358 | : public llvm::FastFoldingSetNode, |
1359 | public SpecialMemberOverloadResult { |
1360 | public: |
1361 | SpecialMemberOverloadResultEntry(const llvm::FoldingSetNodeID &ID) |
1362 | : FastFoldingSetNode(ID) |
1363 | {} |
1364 | }; |
1365 | |
1366 | |
1367 | |
1368 | llvm::FoldingSet<SpecialMemberOverloadResultEntry> SpecialMemberCache; |
1369 | |
1370 | |
1371 | |
1372 | mutable llvm::DenseMap<const EnumDecl*, llvm::APInt> FlagBitsCache; |
1373 | |
1374 | |
1375 | |
1376 | |
1377 | |
1378 | |
1379 | |
1380 | |
1381 | const TranslationUnitKind TUKind; |
1382 | |
1383 | llvm::BumpPtrAllocator BumpAlloc; |
1384 | |
1385 | |
1386 | unsigned NumSFINAEErrors; |
1387 | |
1388 | typedef llvm::DenseMap<ParmVarDecl *, llvm::TinyPtrVector<ParmVarDecl *>> |
1389 | UnparsedDefaultArgInstantiationsMap; |
1390 | |
1391 | |
1392 | |
1393 | |
1394 | |
1395 | |
1396 | |
1397 | |
1398 | UnparsedDefaultArgInstantiationsMap UnparsedDefaultArgInstantiations; |
1399 | |
1400 | |
1401 | |
1402 | llvm::DenseMap<ParmVarDecl *, SourceLocation> UnparsedDefaultArgLocs; |
1403 | |
1404 | |
1405 | |
1406 | llvm::MapVector<NamedDecl *, SourceLocation> UndefinedButUsed; |
1407 | |
1408 | |
1409 | |
1410 | |
1411 | bool isExternalWithNoLinkageType(ValueDecl *VD); |
1412 | |
1413 | |
1414 | void getUndefinedButUsed( |
1415 | SmallVectorImpl<std::pair<NamedDecl *, SourceLocation> > &Undefined); |
1416 | |
1417 | |
1418 | |
1419 | const llvm::MapVector<FieldDecl *, DeleteLocs> & |
1420 | getMismatchingDeleteExpressions() const; |
1421 | |
1422 | typedef std::pair<ObjCMethodList, ObjCMethodList> GlobalMethods; |
1423 | typedef llvm::DenseMap<Selector, GlobalMethods> GlobalMethodPool; |
1424 | |
1425 | |
1426 | |
1427 | |
1428 | |
1429 | |
1430 | |
1431 | GlobalMethodPool MethodPool; |
1432 | |
1433 | |
1434 | |
1435 | llvm::MapVector<Selector, SourceLocation> ReferencedSelectors; |
1436 | |
1437 | |
1438 | |
1439 | llvm::SmallVector<std::pair<SourceLocation, const BlockDecl *>, 1> |
1440 | ImplicitlyRetainedSelfLocs; |
1441 | |
1442 | |
1443 | enum CXXSpecialMember { |
1444 | CXXDefaultConstructor, |
1445 | CXXCopyConstructor, |
1446 | CXXMoveConstructor, |
1447 | CXXCopyAssignment, |
1448 | CXXMoveAssignment, |
1449 | CXXDestructor, |
1450 | CXXInvalid |
1451 | }; |
1452 | |
1453 | typedef llvm::PointerIntPair<CXXRecordDecl *, 3, CXXSpecialMember> |
1454 | SpecialMemberDecl; |
1455 | |
1456 | |
1457 | |
1458 | |
1459 | llvm::SmallPtrSet<SpecialMemberDecl, 4> SpecialMembersBeingDeclared; |
1460 | |
1461 | |
1462 | enum class DefaultedComparisonKind : unsigned char { |
1463 | |
1464 | None, |
1465 | |
1466 | |
1467 | Equal, |
1468 | |
1469 | |
1470 | ThreeWay, |
1471 | |
1472 | |
1473 | NotEqual, |
1474 | |
1475 | |
1476 | Relational, |
1477 | }; |
1478 | |
1479 | |
1480 | |
1481 | |
1482 | |
1483 | llvm::SmallPtrSet<const NamedDecl *, 4> TypoCorrectedFunctionDefinitions; |
1484 | |
1485 | |
1486 | |
1487 | llvm::SmallVector<QualType, 4> CurrentParameterCopyTypes; |
1488 | |
1489 | void ReadMethodPool(Selector Sel); |
1490 | void updateOutOfDateSelector(Selector Sel); |
1491 | |
1492 | |
1493 | bool isSelfExpr(Expr *RExpr); |
1494 | bool isSelfExpr(Expr *RExpr, const ObjCMethodDecl *Method); |
1495 | |
1496 | |
1497 | |
1498 | |
1499 | void EmitCurrentDiagnostic(unsigned DiagID); |
1500 | |
1501 | |
1502 | |
1503 | class FPFeaturesStateRAII { |
1504 | public: |
1505 | FPFeaturesStateRAII(Sema &S) : S(S), OldFPFeaturesState(S.CurFPFeatures) { |
1506 | OldOverrides = S.FpPragmaStack.CurrentValue; |
1507 | } |
1508 | ~FPFeaturesStateRAII() { |
1509 | S.CurFPFeatures = OldFPFeaturesState; |
1510 | S.FpPragmaStack.CurrentValue = OldOverrides; |
1511 | } |
1512 | FPOptionsOverride getOverrides() { return OldOverrides; } |
1513 | |
1514 | private: |
1515 | Sema& S; |
1516 | FPOptions OldFPFeaturesState; |
1517 | FPOptionsOverride OldOverrides; |
1518 | }; |
1519 | |
1520 | void addImplicitTypedef(StringRef Name, QualType T); |
1521 | |
1522 | bool WarnedStackExhausted = false; |
1523 | |
1524 | |
1525 | |
1526 | |
1527 | llvm::DenseMap<const VarDecl *, int> RefsMinusAssignments; |
1528 | |
1529 | Optional<std::unique_ptr<DarwinSDKInfo>> CachedDarwinSDKInfo; |
1530 | |
1531 | public: |
1532 | Sema(Preprocessor &pp, ASTContext &ctxt, ASTConsumer &consumer, |
1533 | TranslationUnitKind TUKind = TU_Complete, |
1534 | CodeCompleteConsumer *CompletionConsumer = nullptr); |
1535 | ~Sema(); |
1536 | |
1537 | |
1538 | |
1539 | void Initialize(); |
1540 | |
1541 | |
1542 | |
1543 | |
1544 | |
1545 | |
1546 | virtual void anchor(); |
1547 | |
1548 | const LangOptions &getLangOpts() const { return LangOpts; } |
1549 | OpenCLOptions &getOpenCLOptions() { return OpenCLFeatures; } |
1550 | FPOptions &getCurFPFeatures() { return CurFPFeatures; } |
1551 | |
1552 | DiagnosticsEngine &getDiagnostics() const { return Diags; } |
1553 | SourceManager &getSourceManager() const { return SourceMgr; } |
1554 | Preprocessor &getPreprocessor() const { return PP; } |
1555 | ASTContext &getASTContext() const { return Context; } |
1556 | ASTConsumer &getASTConsumer() const { return Consumer; } |
1557 | ASTMutationListener *getASTMutationListener() const; |
1558 | ExternalSemaSource* getExternalSource() const { return ExternalSource; } |
1559 | DarwinSDKInfo *getDarwinSDKInfoForAvailabilityChecking(SourceLocation Loc, |
1560 | StringRef Platform); |
1561 | |
1562 | |
1563 | |
1564 | |
1565 | |
1566 | |
1567 | void addExternalSource(ExternalSemaSource *E); |
1568 | |
1569 | void PrintStats() const; |
1570 | |
1571 | |
1572 | void warnStackExhausted(SourceLocation Loc); |
1573 | |
1574 | |
1575 | |
1576 | |
1577 | |
1578 | void runWithSufficientStackSpace(SourceLocation Loc, |
1579 | llvm::function_ref<void()> Fn); |
1580 | |
1581 | |
1582 | |
1583 | |
1584 | |
1585 | |
1586 | |
1587 | |
1588 | |
1589 | |
1590 | class ImmediateDiagBuilder : public DiagnosticBuilder { |
1591 | Sema &SemaRef; |
1592 | unsigned DiagID; |
1593 | |
1594 | public: |
1595 | ImmediateDiagBuilder(DiagnosticBuilder &DB, Sema &SemaRef, unsigned DiagID) |
1596 | : DiagnosticBuilder(DB), SemaRef(SemaRef), DiagID(DiagID) {} |
1597 | ImmediateDiagBuilder(DiagnosticBuilder &&DB, Sema &SemaRef, unsigned DiagID) |
1598 | : DiagnosticBuilder(DB), SemaRef(SemaRef), DiagID(DiagID) {} |
1599 | |
1600 | |
1601 | |
1602 | |
1603 | |
1604 | |
1605 | |
1606 | ImmediateDiagBuilder(const ImmediateDiagBuilder &) = default; |
1607 | |
1608 | ~ImmediateDiagBuilder() { |
1609 | |
1610 | if (!isActive()) return; |
1611 | |
1612 | |
1613 | |
1614 | |
1615 | |
1616 | |
1617 | |
1618 | |
1619 | |
1620 | Clear(); |
1621 | |
1622 | |
1623 | SemaRef.EmitCurrentDiagnostic(DiagID); |
1624 | } |
1625 | |
1626 | |
1627 | template <typename T> |
1628 | friend const ImmediateDiagBuilder & |
1629 | operator<<(const ImmediateDiagBuilder &Diag, const T &Value) { |
1630 | const DiagnosticBuilder &BaseDiag = Diag; |
1631 | BaseDiag << Value; |
1632 | return Diag; |
1633 | } |
1634 | |
1635 | |
1636 | |
1637 | |
1638 | template <typename T, typename = typename std::enable_if< |
1639 | !std::is_lvalue_reference<T>::value>::type> |
1640 | const ImmediateDiagBuilder &operator<<(T &&V) const { |
1641 | const DiagnosticBuilder &BaseDiag = *this; |
1642 | BaseDiag << std::move(V); |
1643 | return *this; |
1644 | } |
1645 | }; |
1646 | |
1647 | |
1648 | |
1649 | |
1650 | |
1651 | |
1652 | |
1653 | |
1654 | |
1655 | |
1656 | |
1657 | |
1658 | |
1659 | |
1660 | |
1661 | class SemaDiagnosticBuilder { |
1662 | public: |
1663 | enum Kind { |
1664 | |
1665 | K_Nop, |
1666 | |
1667 | K_Immediate, |
1668 | |
1669 | |
1670 | |
1671 | K_ImmediateWithCallStack, |
1672 | |
1673 | |
1674 | |
1675 | K_Deferred |
1676 | }; |
1677 | |
1678 | SemaDiagnosticBuilder(Kind K, SourceLocation Loc, unsigned DiagID, |
1679 | FunctionDecl *Fn, Sema &S); |
1680 | SemaDiagnosticBuilder(SemaDiagnosticBuilder &&D); |
1681 | SemaDiagnosticBuilder(const SemaDiagnosticBuilder &) = default; |
1682 | ~SemaDiagnosticBuilder(); |
1683 | |
1684 | bool isImmediate() const { return ImmediateDiag.hasValue(); } |
1685 | |
1686 | |
1687 | |
1688 | |
1689 | |
1690 | |
1691 | |
1692 | |
1693 | |
1694 | |
1695 | |
1696 | operator bool() const { return isImmediate(); } |
1697 | |
1698 | template <typename T> |
1699 | friend const SemaDiagnosticBuilder & |
1700 | operator<<(const SemaDiagnosticBuilder &Diag, const T &Value) { |
1701 | if (Diag.ImmediateDiag.hasValue()) |
1702 | *Diag.ImmediateDiag << Value; |
1703 | else if (Diag.PartialDiagId.hasValue()) |
1704 | Diag.S.DeviceDeferredDiags[Diag.Fn][*Diag.PartialDiagId].second |
1705 | << Value; |
1706 | return Diag; |
1707 | } |
1708 | |
1709 | |
1710 | |
1711 | |
1712 | template <typename T, typename = typename std::enable_if< |
1713 | !std::is_lvalue_reference<T>::value>::type> |
1714 | const SemaDiagnosticBuilder &operator<<(T &&V) const { |
1715 | if (ImmediateDiag.hasValue()) |
1716 | *ImmediateDiag << std::move(V); |
1717 | else if (PartialDiagId.hasValue()) |
1718 | S.DeviceDeferredDiags[Fn][*PartialDiagId].second << std::move(V); |
1719 | return *this; |
1720 | } |
1721 | |
1722 | friend const SemaDiagnosticBuilder & |
1723 | operator<<(const SemaDiagnosticBuilder &Diag, const PartialDiagnostic &PD) { |
1724 | if (Diag.ImmediateDiag.hasValue()) |
1725 | PD.Emit(*Diag.ImmediateDiag); |
1726 | else if (Diag.PartialDiagId.hasValue()) |
1727 | Diag.S.DeviceDeferredDiags[Diag.Fn][*Diag.PartialDiagId].second = PD; |
1728 | return Diag; |
1729 | } |
1730 | |
1731 | void AddFixItHint(const FixItHint &Hint) const { |
1732 | if (ImmediateDiag.hasValue()) |
1733 | ImmediateDiag->AddFixItHint(Hint); |
1734 | else if (PartialDiagId.hasValue()) |
1735 | S.DeviceDeferredDiags[Fn][*PartialDiagId].second.AddFixItHint(Hint); |
1736 | } |
1737 | |
1738 | friend ExprResult ExprError(const SemaDiagnosticBuilder &) { |
1739 | return ExprError(); |
1740 | } |
1741 | friend StmtResult StmtError(const SemaDiagnosticBuilder &) { |
1742 | return StmtError(); |
1743 | } |
1744 | operator ExprResult() const { return ExprError(); } |
1745 | operator StmtResult() const { return StmtError(); } |
1746 | operator TypeResult() const { return TypeError(); } |
1747 | operator DeclResult() const { return DeclResult(true); } |
1748 | operator MemInitResult() const { return MemInitResult(true); } |
1749 | |
1750 | private: |
1751 | Sema &S; |
1752 | SourceLocation Loc; |
1753 | unsigned DiagID; |
1754 | FunctionDecl *Fn; |
1755 | bool ShowCallStack; |
1756 | |
1757 | |
1758 | |
1759 | llvm::Optional<ImmediateDiagBuilder> ImmediateDiag; |
1760 | llvm::Optional<unsigned> PartialDiagId; |
1761 | }; |
1762 | |
1763 | |
1764 | |
1765 | bool IsLastErrorImmediate = true; |
1766 | |
1767 | |
1768 | SemaDiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID, |
1769 | bool DeferHint = false); |
1770 | |
1771 | |
1772 | SemaDiagnosticBuilder Diag(SourceLocation Loc, const PartialDiagnostic &PD, |
1773 | bool DeferHint = false); |
1774 | |
1775 | |
1776 | PartialDiagnostic PDiag(unsigned DiagID = 0); |
1777 | |
1778 | |
1779 | bool DeferDiags = false; |
1780 | |
1781 | |
1782 | class DeferDiagsRAII { |
1783 | Sema &S; |
1784 | bool SavedDeferDiags = false; |
1785 | |
1786 | public: |
1787 | DeferDiagsRAII(Sema &S, bool DeferDiags) |
1788 | : S(S), SavedDeferDiags(S.DeferDiags) { |
1789 | S.DeferDiags = DeferDiags; |
1790 | } |
1791 | ~DeferDiagsRAII() { S.DeferDiags = SavedDeferDiags; } |
1792 | }; |
1793 | |
1794 | |
1795 | |
1796 | bool hasUncompilableErrorOccurred() const; |
1797 | |
1798 | bool findMacroSpelling(SourceLocation &loc, StringRef name); |
1799 | |
1800 | |
1801 | std::string |
1802 | getFixItZeroInitializerForType(QualType T, SourceLocation Loc) const; |
1803 | std::string getFixItZeroLiteralForType(QualType T, SourceLocation Loc) const; |
1804 | |
1805 | |
1806 | SourceLocation getLocForEndOfToken(SourceLocation Loc, unsigned Offset = 0); |
1807 | |
1808 | |
1809 | ModuleLoader &getModuleLoader() const; |
1810 | |
1811 | |
1812 | IdentifierInfo * |
1813 | InventAbbreviatedTemplateParameterTypeName(IdentifierInfo *ParamName, |
1814 | unsigned Index); |
1815 | |
1816 | void emitAndClearUnusedLocalTypedefWarnings(); |
1817 | |
1818 | private: |
1819 | |
1820 | |
1821 | llvm::SmallSetVector<Decl *, 4> DeclsToCheckForDeferredDiags; |
1822 | |
1823 | public: |
1824 | |
1825 | void emitDeferredDiags(); |
1826 | |
1827 | enum TUFragmentKind { |
1828 | |
1829 | Global, |
1830 | |
1831 | |
1832 | |
1833 | Normal, |
1834 | |
1835 | |
1836 | Private |
1837 | }; |
1838 | |
1839 | void ActOnStartOfTranslationUnit(); |
1840 | void ActOnEndOfTranslationUnit(); |
1841 | void ActOnEndOfTranslationUnitFragment(TUFragmentKind Kind); |
1842 | |
1843 | void CheckDelegatingCtorCycles(); |
1844 | |
1845 | Scope *getScopeForContext(DeclContext *Ctx); |
1846 | |
1847 | void PushFunctionScope(); |
1848 | void PushBlockScope(Scope *BlockScope, BlockDecl *Block); |
1849 | sema::LambdaScopeInfo *PushLambdaScope(); |
1850 | |
1851 | |
1852 | |
1853 | |
1854 | void RecordParsingTemplateParameterDepth(unsigned Depth); |
1855 | |
1856 | void PushCapturedRegionScope(Scope *RegionScope, CapturedDecl *CD, |
1857 | RecordDecl *RD, CapturedRegionKind K, |
1858 | unsigned OpenMPCaptureLevel = 0); |
1859 | |
1860 | |
1861 | |
1862 | class PoppedFunctionScopeDeleter { |
1863 | Sema *Self; |
1864 | |
1865 | public: |
1866 | explicit PoppedFunctionScopeDeleter(Sema *Self) : Self(Self) {} |
1867 | void operator()(sema::FunctionScopeInfo *Scope) const; |
1868 | }; |
1869 | |
1870 | using PoppedFunctionScopePtr = |
1871 | std::unique_ptr<sema::FunctionScopeInfo, PoppedFunctionScopeDeleter>; |
1872 | |
1873 | PoppedFunctionScopePtr |
1874 | PopFunctionScopeInfo(const sema::AnalysisBasedWarnings::Policy *WP = nullptr, |
1875 | const Decl *D = nullptr, |
1876 | QualType BlockType = QualType()); |
1877 | |
1878 | sema::FunctionScopeInfo *getCurFunction() const { |
1879 | return FunctionScopes.empty() ? nullptr : FunctionScopes.back(); |
1880 | } |
1881 | |
1882 | sema::FunctionScopeInfo *getEnclosingFunction() const; |
1883 | |
1884 | void setFunctionHasBranchIntoScope(); |
1885 | void setFunctionHasBranchProtectedScope(); |
1886 | void setFunctionHasIndirectGoto(); |
1887 | void setFunctionHasMustTail(); |
1888 | |
1889 | void PushCompoundScope(bool IsStmtExpr); |
1890 | void PopCompoundScope(); |
1891 | |
1892 | sema::CompoundScopeInfo &getCurCompoundScope() const; |
1893 | |
1894 | bool hasAnyUnrecoverableErrorsInThisFunction() const; |
1895 | |
1896 | |
1897 | sema::BlockScopeInfo *getCurBlock(); |
1898 | |
1899 | |
1900 | |
1901 | |
1902 | sema::LambdaScopeInfo *getEnclosingLambda() const; |
1903 | |
1904 | |
1905 | |
1906 | |
1907 | |
1908 | sema::LambdaScopeInfo * |
1909 | getCurLambda(bool IgnoreNonLambdaCapturingScope = false); |
1910 | |
1911 | |
1912 | sema::LambdaScopeInfo *getCurGenericLambda(); |
1913 | |
1914 | |
1915 | sema::CapturedRegionScopeInfo *getCurCapturedRegion(); |
1916 | |
1917 | |
1918 | |
1919 | sema::FunctionScopeInfo *getCurFunctionAvailabilityContext(); |
1920 | |
1921 | |
1922 | SmallVectorImpl<Decl *> &WeakTopLevelDecls() { return WeakTopLevelDecl; } |
1923 | |
1924 | |
1925 | |
1926 | void ActOnStartFunctionDeclarationDeclarator(Declarator &D, |
1927 | unsigned TemplateParameterDepth); |
1928 | |
1929 | |
1930 | |
1931 | void ActOnFinishFunctionDeclarationDeclarator(Declarator &D); |
1932 | |
1933 | void ActOnComment(SourceRange Comment); |
1934 | |
1935 | |
1936 | |
1937 | |
1938 | |
1939 | QualType BuildQualifiedType(QualType T, SourceLocation Loc, Qualifiers Qs, |
1940 | const DeclSpec *DS = nullptr); |
1941 | QualType BuildQualifiedType(QualType T, SourceLocation Loc, unsigned CVRA, |
1942 | const DeclSpec *DS = nullptr); |
1943 | QualType BuildPointerType(QualType T, |
1944 | SourceLocation Loc, DeclarationName Entity); |
1945 | QualType BuildReferenceType(QualType T, bool LValueRef, |
1946 | SourceLocation Loc, DeclarationName Entity); |
1947 | QualType BuildArrayType(QualType T, ArrayType::ArraySizeModifier ASM, |
1948 | Expr *ArraySize, unsigned Quals, |
1949 | SourceRange Brackets, DeclarationName Entity); |
1950 | QualType BuildVectorType(QualType T, Expr *VecSize, SourceLocation AttrLoc); |
1951 | QualType BuildExtVectorType(QualType T, Expr *ArraySize, |
1952 | SourceLocation AttrLoc); |
1953 | QualType BuildMatrixType(QualType T, Expr *NumRows, Expr *NumColumns, |
1954 | SourceLocation AttrLoc); |
1955 | |
1956 | QualType BuildAddressSpaceAttr(QualType &T, LangAS ASIdx, Expr *AddrSpace, |
1957 | SourceLocation AttrLoc); |
1958 | |
1959 | |
1960 | QualType BuildAddressSpaceAttr(QualType &T, Expr *AddrSpace, |
1961 | SourceLocation AttrLoc); |
1962 | |
1963 | bool CheckQualifiedFunctionForTypeId(QualType T, SourceLocation Loc); |
1964 | |
1965 | bool CheckFunctionReturnType(QualType T, SourceLocation Loc); |
1966 | |
1967 | |
1968 | |
1969 | |
1970 | |
1971 | |
1972 | |
1973 | |
1974 | |
1975 | |
1976 | |
1977 | |
1978 | |
1979 | |
1980 | |
1981 | |
1982 | |
1983 | |
1984 | |
1985 | |
1986 | |
1987 | |
1988 | |
1989 | |
1990 | |
1991 | |
1992 | |
1993 | |
1994 | QualType BuildFunctionType(QualType T, |
1995 | MutableArrayRef<QualType> ParamTypes, |
1996 | SourceLocation Loc, DeclarationName Entity, |
1997 | const FunctionProtoType::ExtProtoInfo &EPI); |
1998 | |
1999 | QualType BuildMemberPointerType(QualType T, QualType Class, |
2000 | SourceLocation Loc, |
2001 | DeclarationName Entity); |
2002 | QualType BuildBlockPointerType(QualType T, |
2003 | SourceLocation Loc, DeclarationName Entity); |
2004 | QualType BuildParenType(QualType T); |
2005 | QualType BuildAtomicType(QualType T, SourceLocation Loc); |
2006 | QualType BuildReadPipeType(QualType T, |
2007 | SourceLocation Loc); |
2008 | QualType BuildWritePipeType(QualType T, |
2009 | SourceLocation Loc); |
2010 | QualType BuildExtIntType(bool IsUnsigned, Expr *BitWidth, SourceLocation Loc); |
2011 | |
2012 | TypeSourceInfo *GetTypeForDeclarator(Declarator &D, Scope *S); |
2013 | TypeSourceInfo *GetTypeForDeclaratorCast(Declarator &D, QualType FromTy); |
2014 | |
2015 | |
2016 | ParsedType CreateParsedType(QualType T, TypeSourceInfo *TInfo); |
2017 | DeclarationNameInfo GetNameForDeclarator(Declarator &D); |
2018 | DeclarationNameInfo GetNameFromUnqualifiedId(const UnqualifiedId &Name); |
2019 | static QualType GetTypeFromParser(ParsedType Ty, |
2020 | TypeSourceInfo **TInfo = nullptr); |
2021 | CanThrowResult canThrow(const Stmt *E); |
2022 | |
2023 | |
2024 | static CanThrowResult canCalleeThrow(Sema &S, const Expr *E, const Decl *D, |
2025 | SourceLocation Loc = SourceLocation()); |
2026 | const FunctionProtoType *ResolveExceptionSpec(SourceLocation Loc, |
2027 | const FunctionProtoType *FPT); |
2028 | void UpdateExceptionSpec(FunctionDecl *FD, |
2029 | const FunctionProtoType::ExceptionSpecInfo &ESI); |
2030 | bool CheckSpecifiedExceptionType(QualType &T, SourceRange Range); |
2031 | bool CheckDistantExceptionSpec(QualType T); |
2032 | bool CheckEquivalentExceptionSpec(FunctionDecl *Old, FunctionDecl *New); |
2033 | bool CheckEquivalentExceptionSpec( |
2034 | const FunctionProtoType *Old, SourceLocation OldLoc, |
2035 | const FunctionProtoType *New, SourceLocation NewLoc); |
2036 | bool CheckEquivalentExceptionSpec( |
2037 | const PartialDiagnostic &DiagID, const PartialDiagnostic & NoteID, |
2038 | const FunctionProtoType *Old, SourceLocation OldLoc, |
2039 | const FunctionProtoType *New, SourceLocation NewLoc); |
2040 | bool handlerCanCatch(QualType HandlerType, QualType ExceptionType); |
2041 | bool CheckExceptionSpecSubset(const PartialDiagnostic &DiagID, |
2042 | const PartialDiagnostic &NestedDiagID, |
2043 | const PartialDiagnostic &NoteID, |
2044 | const PartialDiagnostic &NoThrowDiagID, |
2045 | const FunctionProtoType *Superset, |
2046 | SourceLocation SuperLoc, |
2047 | const FunctionProtoType *Subset, |
2048 | SourceLocation SubLoc); |
2049 | bool CheckParamExceptionSpec(const PartialDiagnostic &NestedDiagID, |
2050 | const PartialDiagnostic &NoteID, |
2051 | const FunctionProtoType *Target, |
2052 | SourceLocation TargetLoc, |
2053 | const FunctionProtoType *Source, |
2054 | SourceLocation SourceLoc); |
2055 | |
2056 | TypeResult ActOnTypeName(Scope *S, Declarator &D); |
2057 | |
2058 | |
2059 | |
2060 | ParsedType ActOnObjCInstanceType(SourceLocation Loc); |
2061 | |
2062 | |
2063 | struct TypeDiagnoser { |
2064 | TypeDiagnoser() {} |
2065 | |
2066 | virtual void diagnose(Sema &S, SourceLocation Loc, QualType T) = 0; |
2067 | virtual ~TypeDiagnoser() {} |
2068 | }; |
2069 | |
2070 | static int getPrintable(int I) { return I; } |
2071 | static unsigned getPrintable(unsigned I) { return I; } |
2072 | static bool getPrintable(bool B) { return B; } |
2073 | static const char * getPrintable(const char *S) { return S; } |
2074 | static StringRef getPrintable(StringRef S) { return S; } |
2075 | static const std::string &getPrintable(const std::string &S) { return S; } |
2076 | static const IdentifierInfo *getPrintable(const IdentifierInfo *II) { |
2077 | return II; |
2078 | } |
2079 | static DeclarationName getPrintable(DeclarationName N) { return N; } |
2080 | static QualType getPrintable(QualType T) { return T; } |
2081 | static SourceRange getPrintable(SourceRange R) { return R; } |
2082 | static SourceRange getPrintable(SourceLocation L) { return L; } |
2083 | static SourceRange getPrintable(const Expr *E) { return E->getSourceRange(); } |
2084 | static SourceRange getPrintable(TypeLoc TL) { return TL.getSourceRange();} |
2085 | |
2086 | template <typename... Ts> class BoundTypeDiagnoser : public TypeDiagnoser { |
2087 | protected: |
2088 | unsigned DiagID; |
2089 | std::tuple<const Ts &...> Args; |
2090 | |
2091 | template <std::size_t... Is> |
2092 | void emit(const SemaDiagnosticBuilder &DB, |
2093 | std::index_sequence<Is...>) const { |
2094 | |
2095 | bool Dummy[] = {false, (DB << getPrintable(std::get<Is>(Args)))...}; |
2096 | (void)Dummy; |
2097 | } |
2098 | |
2099 | public: |
2100 | BoundTypeDiagnoser(unsigned DiagID, const Ts &...Args) |
2101 | : TypeDiagnoser(), DiagID(DiagID), Args(Args...) { |
2102 | assert(DiagID != 0 && "no diagnostic for type diagnoser"); |
2103 | } |
2104 | |
2105 | void diagnose(Sema &S, SourceLocation Loc, QualType T) override { |
2106 | const SemaDiagnosticBuilder &DB = S.Diag(Loc, DiagID); |
2107 | emit(DB, std::index_sequence_for<Ts...>()); |
2108 | DB << T; |
2109 | } |
2110 | }; |
2111 | |
2112 | |
2113 | |
2114 | |
2115 | |
2116 | |
2117 | |
2118 | |
2119 | bool DiagnoseSwiftName(Decl *D, StringRef Name, SourceLocation Loc, |
2120 | const ParsedAttr &AL, bool IsAsync); |
2121 | |
2122 | |
2123 | |
2124 | |
2125 | |
2126 | template <typename... Ts> |
2127 | class SizelessTypeDiagnoser : public BoundTypeDiagnoser<Ts...> { |
2128 | public: |
2129 | SizelessTypeDiagnoser(unsigned DiagID, const Ts &... Args) |
2130 | : BoundTypeDiagnoser<Ts...>(DiagID, Args...) {} |
2131 | |
2132 | void diagnose(Sema &S, SourceLocation Loc, QualType T) override { |
2133 | const SemaDiagnosticBuilder &DB = S.Diag(Loc, this->DiagID); |
2134 | this->emit(DB, std::index_sequence_for<Ts...>()); |
2135 | DB << T->isSizelessType() << T; |
2136 | } |
2137 | }; |
2138 | |
2139 | enum class CompleteTypeKind { |
2140 | |
2141 | |
2142 | Normal, |
2143 | |
2144 | |
2145 | |
2146 | AcceptSizeless, |
2147 | |
2148 | |
2149 | |
2150 | Default = AcceptSizeless |
2151 | }; |
2152 | |
2153 | private: |
2154 | |
2155 | |
2156 | |
2157 | |
2158 | |
2159 | |
2160 | |
2161 | void CheckSubscriptAccessOfNoDeref(const ArraySubscriptExpr *E); |
2162 | void CheckAddressOfNoDeref(const Expr *E); |
2163 | void CheckMemberAccessOfNoDeref(const MemberExpr *E); |
2164 | |
2165 | bool RequireCompleteTypeImpl(SourceLocation Loc, QualType T, |
2166 | CompleteTypeKind Kind, TypeDiagnoser *Diagnoser); |
2167 | |
2168 | struct ModuleScope { |
2169 | SourceLocation BeginLoc; |
2170 | clang::Module *Module = nullptr; |
2171 | bool ModuleInterface = false; |
2172 | bool ImplicitGlobalModuleFragment = false; |
2173 | VisibleModuleSet OuterVisibleModules; |
2174 | }; |
2175 | |
2176 | llvm::SmallVector<ModuleScope, 16> ModuleScopes; |
2177 | |
2178 | |
2179 | llvm::SmallPtrSet<const NamespaceDecl*, 8> DeferredExportedNamespaces; |
2180 | |
2181 | |
2182 | Module *getCurrentModule() const { |
2183 | return ModuleScopes.empty() ? nullptr : ModuleScopes.back().Module; |
2184 | } |
2185 | |
2186 | VisibleModuleSet VisibleModules; |
2187 | |
2188 | public: |
2189 | |
2190 | Module *getOwningModule(const Decl *Entity) { |
2191 | return Entity->getOwningModule(); |
2192 | } |
2193 | |
2194 | |
2195 | |
2196 | void makeMergedDefinitionVisible(NamedDecl *ND); |
2197 | |
2198 | bool isModuleVisible(const Module *M, bool ModulePrivate = false); |
2199 | |
2200 | |
2201 | |
2202 | void makeModuleVisible(Module *Mod, SourceLocation ImportLoc) { |
2203 | VisibleModules.setVisible(Mod, ImportLoc); |
2204 | } |
2205 | |
2206 | |
2207 | bool isVisible(const NamedDecl *D) { |
2208 | return D->isUnconditionallyVisible() || isVisibleSlow(D); |
2209 | } |
2210 | |
2211 | |
2212 | bool |
2213 | hasVisibleDeclaration(const NamedDecl *D, |
2214 | llvm::SmallVectorImpl<Module *> *Modules = nullptr) { |
2215 | return isVisible(D) || hasVisibleDeclarationSlow(D, Modules); |
2216 | } |
2217 | bool hasVisibleDeclarationSlow(const NamedDecl *D, |
2218 | llvm::SmallVectorImpl<Module *> *Modules); |
2219 | |
2220 | bool hasVisibleMergedDefinition(NamedDecl *Def); |
2221 | bool hasMergedDefinitionInCurrentModule(NamedDecl *Def); |
2222 | |
2223 | |
2224 | |
2225 | bool hasStructuralCompatLayout(Decl *D, Decl *Suggested); |
2226 | |
2227 | |
2228 | |
2229 | bool hasVisibleDefinition(NamedDecl *D, NamedDecl **Suggested, |
2230 | bool OnlyNeedComplete = false); |
2231 | bool hasVisibleDefinition(const NamedDecl *D) { |
2232 | NamedDecl *Hidden; |
2233 | return hasVisibleDefinition(const_cast<NamedDecl*>(D), &Hidden); |
2234 | } |
2235 | |
2236 | |
2237 | bool |
2238 | hasVisibleDefaultArgument(const NamedDecl *D, |
2239 | llvm::SmallVectorImpl<Module *> *Modules = nullptr); |
2240 | |
2241 | |
2242 | |
2243 | |
2244 | bool hasVisibleExplicitSpecialization( |
2245 | const NamedDecl *D, llvm::SmallVectorImpl<Module *> *Modules = nullptr); |
2246 | |
2247 | |
2248 | |
2249 | bool hasVisibleMemberSpecialization( |
2250 | const NamedDecl *D, llvm::SmallVectorImpl<Module *> *Modules = nullptr); |
2251 | |
2252 | |
2253 | |
2254 | |
2255 | bool isEquivalentInternalLinkageDeclaration(const NamedDecl *A, |
2256 | const NamedDecl *B); |
2257 | void diagnoseEquivalentInternalLinkageDeclarations( |
2258 | SourceLocation Loc, const NamedDecl *D, |
2259 | ArrayRef<const NamedDecl *> Equiv); |
2260 | |
2261 | bool isUsualDeallocationFunction(const CXXMethodDecl *FD); |
2262 | |
2263 | bool isCompleteType(SourceLocation Loc, QualType T, |
2264 | CompleteTypeKind Kind = CompleteTypeKind::Default) { |
2265 | return !RequireCompleteTypeImpl(Loc, T, Kind, nullptr); |
2266 | } |
2267 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
2268 | CompleteTypeKind Kind, TypeDiagnoser &Diagnoser); |
2269 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
2270 | CompleteTypeKind Kind, unsigned DiagID); |
2271 | |
2272 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
2273 | TypeDiagnoser &Diagnoser) { |
2274 | return RequireCompleteType(Loc, T, CompleteTypeKind::Default, Diagnoser); |
2275 | } |
2276 | bool RequireCompleteType(SourceLocation Loc, QualType T, unsigned DiagID) { |
2277 | return RequireCompleteType(Loc, T, CompleteTypeKind::Default, DiagID); |
2278 | } |
2279 | |
2280 | template <typename... Ts> |
2281 | bool RequireCompleteType(SourceLocation Loc, QualType T, unsigned DiagID, |
2282 | const Ts &...Args) { |
2283 | BoundTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
2284 | return RequireCompleteType(Loc, T, Diagnoser); |
2285 | } |
2286 | |
2287 | template <typename... Ts> |
2288 | bool RequireCompleteSizedType(SourceLocation Loc, QualType T, unsigned DiagID, |
2289 | const Ts &... Args) { |
2290 | SizelessTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
2291 | return RequireCompleteType(Loc, T, CompleteTypeKind::Normal, Diagnoser); |
2292 | } |
2293 | |
2294 | |
2295 | |
2296 | |
2297 | |
2298 | |
2299 | |
2300 | |
2301 | |
2302 | QualType getCompletedType(Expr *E); |
2303 | |
2304 | void completeExprArrayBound(Expr *E); |
2305 | bool RequireCompleteExprType(Expr *E, CompleteTypeKind Kind, |
2306 | TypeDiagnoser &Diagnoser); |
2307 | bool RequireCompleteExprType(Expr *E, unsigned DiagID); |
2308 | |
2309 | template <typename... Ts> |
2310 | bool RequireCompleteExprType(Expr *E, unsigned DiagID, const Ts &...Args) { |
2311 | BoundTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
2312 | return RequireCompleteExprType(E, CompleteTypeKind::Default, Diagnoser); |
2313 | } |
2314 | |
2315 | template <typename... Ts> |
2316 | bool RequireCompleteSizedExprType(Expr *E, unsigned DiagID, |
2317 | const Ts &... Args) { |
2318 | SizelessTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
2319 | return RequireCompleteExprType(E, CompleteTypeKind::Normal, Diagnoser); |
2320 | } |
2321 | |
2322 | bool RequireLiteralType(SourceLocation Loc, QualType T, |
2323 | TypeDiagnoser &Diagnoser); |
2324 | bool RequireLiteralType(SourceLocation Loc, QualType T, unsigned DiagID); |
2325 | |
2326 | template <typename... Ts> |
2327 | bool RequireLiteralType(SourceLocation Loc, QualType T, unsigned DiagID, |
2328 | const Ts &...Args) { |
2329 | BoundTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
2330 | return RequireLiteralType(Loc, T, Diagnoser); |
2331 | } |
2332 | |
2333 | QualType getElaboratedType(ElaboratedTypeKeyword Keyword, |
2334 | const CXXScopeSpec &SS, QualType T, |
2335 | TagDecl *OwnedTagDecl = nullptr); |
2336 | |
2337 | QualType BuildTypeofExprType(Expr *E, SourceLocation Loc); |
2338 | |
2339 | |
2340 | QualType BuildDecltypeType(Expr *E, SourceLocation Loc, |
2341 | bool AsUnevaluated = true); |
2342 | QualType BuildUnaryTransformType(QualType BaseType, |
2343 | UnaryTransformType::UTTKind UKind, |
2344 | SourceLocation Loc); |
2345 | |
2346 | |
2347 | |
2348 | |
2349 | |
2350 | struct SkipBodyInfo { |
2351 | SkipBodyInfo() |
2352 | : ShouldSkip(false), CheckSameAsPrevious(false), Previous(nullptr), |
2353 | New(nullptr) {} |
2354 | bool ShouldSkip; |
2355 | bool CheckSameAsPrevious; |
2356 | NamedDecl *Previous; |
2357 | NamedDecl *New; |
2358 | }; |
2359 | |
2360 | DeclGroupPtrTy ConvertDeclToDeclGroup(Decl *Ptr, Decl *OwnedType = nullptr); |
2361 | |
2362 | void DiagnoseUseOfUnimplementedSelectors(); |
2363 | |
2364 | bool isSimpleTypeSpecifier(tok::TokenKind Kind) const; |
2365 | |
2366 | ParsedType getTypeName(const IdentifierInfo &II, SourceLocation NameLoc, |
2367 | Scope *S, CXXScopeSpec *SS = nullptr, |
2368 | bool isClassName = false, bool HasTrailingDot = false, |
2369 | ParsedType ObjectType = nullptr, |
2370 | bool IsCtorOrDtorName = false, |
2371 | bool WantNontrivialTypeSourceInfo = false, |
2372 | bool IsClassTemplateDeductionContext = true, |
2373 | IdentifierInfo **CorrectedII = nullptr); |
2374 | TypeSpecifierType isTagName(IdentifierInfo &II, Scope *S); |
2375 | bool isMicrosoftMissingTypename(const CXXScopeSpec *SS, Scope *S); |
2376 | void DiagnoseUnknownTypeName(IdentifierInfo *&II, |
2377 | SourceLocation IILoc, |
2378 | Scope *S, |
2379 | CXXScopeSpec *SS, |
2380 | ParsedType &SuggestedType, |
2381 | bool IsTemplateName = false); |
2382 | |
2383 | |
2384 | |
2385 | |
2386 | |
2387 | ParsedType ActOnMSVCUnknownTypeName(const IdentifierInfo &II, |
2388 | SourceLocation NameLoc, |
2389 | bool IsTemplateTypeArg); |
2390 | |
2391 | |
2392 | |
2393 | enum NameClassificationKind { |
2394 | |
2395 | |
2396 | NC_Unknown, |
2397 | |
2398 | NC_Error, |
2399 | |
2400 | NC_Keyword, |
2401 | |
2402 | NC_Type, |
2403 | |
2404 | |
2405 | |
2406 | NC_NonType, |
2407 | |
2408 | |
2409 | |
2410 | NC_UndeclaredNonType, |
2411 | |
2412 | |
2413 | |
2414 | NC_DependentNonType, |
2415 | |
2416 | |
2417 | |
2418 | |
2419 | NC_OverloadSet, |
2420 | |
2421 | NC_TypeTemplate, |
2422 | |
2423 | NC_VarTemplate, |
2424 | |
2425 | NC_FunctionTemplate, |
2426 | |
2427 | NC_UndeclaredTemplate, |
2428 | |
2429 | NC_Concept, |
2430 | }; |
2431 | |
2432 | class NameClassification { |
2433 | NameClassificationKind Kind; |
2434 | union { |
2435 | ExprResult Expr; |
2436 | NamedDecl *NonTypeDecl; |
2437 | TemplateName Template; |
2438 | ParsedType Type; |
2439 | }; |
2440 | |
2441 | explicit NameClassification(NameClassificationKind Kind) : Kind(Kind) {} |
2442 | |
2443 | public: |
2444 | NameClassification(ParsedType Type) : Kind(NC_Type), Type(Type) {} |
2445 | |
2446 | NameClassification(const IdentifierInfo *Keyword) : Kind(NC_Keyword) {} |
2447 | |
2448 | static NameClassification Error() { |
2449 | return NameClassification(NC_Error); |
2450 | } |
2451 | |
2452 | static NameClassification Unknown() { |
2453 | return NameClassification(NC_Unknown); |
2454 | } |
2455 | |
2456 | static NameClassification OverloadSet(ExprResult E) { |
2457 | NameClassification Result(NC_OverloadSet); |
2458 | Result.Expr = E; |
2459 | return Result; |
2460 | } |
2461 | |
2462 | static NameClassification NonType(NamedDecl *D) { |
2463 | NameClassification Result(NC_NonType); |
2464 | Result.NonTypeDecl = D; |
2465 | return Result; |
2466 | } |
2467 | |
2468 | static NameClassification UndeclaredNonType() { |
2469 | return NameClassification(NC_UndeclaredNonType); |
2470 | } |
2471 | |
2472 | static NameClassification DependentNonType() { |
2473 | return NameClassification(NC_DependentNonType); |
2474 | } |
2475 | |
2476 | static NameClassification TypeTemplate(TemplateName Name) { |
2477 | NameClassification Result(NC_TypeTemplate); |
2478 | Result.Template = Name; |
2479 | return Result; |
2480 | } |
2481 | |
2482 | static NameClassification VarTemplate(TemplateName Name) { |
2483 | NameClassification Result(NC_VarTemplate); |
2484 | Result.Template = Name; |
2485 | return Result; |
2486 | } |
2487 | |
2488 | static NameClassification FunctionTemplate(TemplateName Name) { |
2489 | NameClassification Result(NC_FunctionTemplate); |
2490 | Result.Template = Name; |
2491 | return Result; |
2492 | } |
2493 | |
2494 | static NameClassification Concept(TemplateName Name) { |
2495 | NameClassification Result(NC_Concept); |
2496 | Result.Template = Name; |
2497 | return Result; |
2498 | } |
2499 | |
2500 | static NameClassification UndeclaredTemplate(TemplateName Name) { |
2501 | NameClassification Result(NC_UndeclaredTemplate); |
2502 | Result.Template = Name; |
2503 | return Result; |
2504 | } |
2505 | |
2506 | NameClassificationKind getKind() const { return Kind; } |
2507 | |
2508 | ExprResult getExpression() const { |
2509 | assert(Kind == NC_OverloadSet); |
2510 | return Expr; |
2511 | } |
2512 | |
2513 | ParsedType getType() const { |
2514 | assert(Kind == NC_Type); |
2515 | return Type; |
2516 | } |
2517 | |
2518 | NamedDecl *getNonTypeDecl() const { |
2519 | assert(Kind == NC_NonType); |
2520 | return NonTypeDecl; |
2521 | } |
2522 | |
2523 | TemplateName getTemplateName() const { |
2524 | assert(Kind == NC_TypeTemplate || Kind == NC_FunctionTemplate || |
2525 | Kind == NC_VarTemplate || Kind == NC_Concept || |
2526 | Kind == NC_UndeclaredTemplate); |
2527 | return Template; |
2528 | } |
2529 | |
2530 | TemplateNameKind getTemplateNameKind() const { |
2531 | switch (Kind) { |
2532 | case NC_TypeTemplate: |
2533 | return TNK_Type_template; |
2534 | case NC_FunctionTemplate: |
2535 | return TNK_Function_template; |
2536 | case NC_VarTemplate: |
2537 | return TNK_Var_template; |
2538 | case NC_Concept: |
2539 | return TNK_Concept_template; |
2540 | case NC_UndeclaredTemplate: |
2541 | return TNK_Undeclared_template; |
2542 | default: |
2543 | llvm_unreachable("unsupported name classification."); |
2544 | } |
2545 | } |
2546 | }; |
2547 | |
2548 | |
2549 | |
2550 | |
2551 | |
2552 | |
2553 | |
2554 | |
2555 | |
2556 | |
2557 | |
2558 | |
2559 | |
2560 | |
2561 | |
2562 | |
2563 | |
2564 | |
2565 | |
2566 | |
2567 | |
2568 | NameClassification ClassifyName(Scope *S, CXXScopeSpec &SS, |
2569 | IdentifierInfo *&Name, SourceLocation NameLoc, |
2570 | const Token &NextToken, |
2571 | CorrectionCandidateCallback *CCC = nullptr); |
2572 | |
2573 | |
2574 | |
2575 | ExprResult ActOnNameClassifiedAsUndeclaredNonType(IdentifierInfo *Name, |
2576 | SourceLocation NameLoc); |
2577 | |
2578 | |
2579 | ExprResult ActOnNameClassifiedAsDependentNonType(const CXXScopeSpec &SS, |
2580 | IdentifierInfo *Name, |
2581 | SourceLocation NameLoc, |
2582 | bool IsAddressOfOperand); |
2583 | |
2584 | |
2585 | ExprResult ActOnNameClassifiedAsNonType(Scope *S, const CXXScopeSpec &SS, |
2586 | NamedDecl *Found, |
2587 | SourceLocation NameLoc, |
2588 | const Token &NextToken); |
2589 | |
2590 | ExprResult ActOnNameClassifiedAsOverloadSet(Scope *S, Expr *OverloadSet); |
2591 | |
2592 | |
2593 | enum class TemplateNameKindForDiagnostics { |
2594 | ClassTemplate, |
2595 | FunctionTemplate, |
2596 | VarTemplate, |
2597 | AliasTemplate, |
2598 | TemplateTemplateParam, |
2599 | Concept, |
2600 | DependentTemplate |
2601 | }; |
2602 | TemplateNameKindForDiagnostics |
2603 | getTemplateNameKindForDiagnostics(TemplateName Name); |
2604 | |
2605 | |
2606 | |
2607 | bool mightBeIntendedToBeTemplateName(ExprResult E, bool &Dependent) { |
2608 | if (!getLangOpts().CPlusPlus || E.isInvalid()) |
2609 | return false; |
2610 | Dependent = false; |
2611 | if (auto *DRE = dyn_cast<DeclRefExpr>(E.get())) |
2612 | return !DRE->hasExplicitTemplateArgs(); |
2613 | if (auto *ME = dyn_cast<MemberExpr>(E.get())) |
2614 | return !ME->hasExplicitTemplateArgs(); |
2615 | Dependent = true; |
2616 | if (auto *DSDRE = dyn_cast<DependentScopeDeclRefExpr>(E.get())) |
2617 | return !DSDRE->hasExplicitTemplateArgs(); |
2618 | if (auto *DSME = dyn_cast<CXXDependentScopeMemberExpr>(E.get())) |
2619 | return !DSME->hasExplicitTemplateArgs(); |
2620 | |
2621 | |
2622 | return false; |
2623 | } |
2624 | void diagnoseExprIntendedAsTemplateName(Scope *S, ExprResult TemplateName, |
2625 | SourceLocation Less, |
2626 | SourceLocation Greater); |
2627 | |
2628 | void warnOnReservedIdentifier(const NamedDecl *D); |
2629 | |
2630 | Decl *ActOnDeclarator(Scope *S, Declarator &D); |
2631 | |
2632 | NamedDecl *HandleDeclarator(Scope *S, Declarator &D, |
2633 | MultiTemplateParamsArg TemplateParameterLists); |
2634 | bool tryToFixVariablyModifiedVarType(TypeSourceInfo *&TInfo, |
2635 | QualType &T, SourceLocation Loc, |
2636 | unsigned FailedFoldDiagID); |
2637 | void RegisterLocallyScopedExternCDecl(NamedDecl *ND, Scope *S); |
2638 | bool DiagnoseClassNameShadow(DeclContext *DC, DeclarationNameInfo Info); |
2639 | bool diagnoseQualifiedDeclaration(CXXScopeSpec &SS, DeclContext *DC, |
2640 | DeclarationName Name, SourceLocation Loc, |
2641 | bool IsTemplateId); |
2642 | void |
2643 | diagnoseIgnoredQualifiers(unsigned DiagID, unsigned Quals, |
2644 | SourceLocation FallbackLoc, |
2645 | SourceLocation ConstQualLoc = SourceLocation(), |
2646 | SourceLocation VolatileQualLoc = SourceLocation(), |
2647 | SourceLocation RestrictQualLoc = SourceLocation(), |
2648 | SourceLocation AtomicQualLoc = SourceLocation(), |
2649 | SourceLocation UnalignedQualLoc = SourceLocation()); |
2650 | |
2651 | static bool adjustContextForLocalExternDecl(DeclContext *&DC); |
2652 | void DiagnoseFunctionSpecifiers(const DeclSpec &DS); |
2653 | NamedDecl *getShadowedDeclaration(const TypedefNameDecl *D, |
2654 | const LookupResult &R); |
2655 | NamedDecl *getShadowedDeclaration(const VarDecl *D, const LookupResult &R); |
2656 | NamedDecl *getShadowedDeclaration(const BindingDecl *D, |
2657 | const LookupResult &R); |
2658 | void CheckShadow(NamedDecl *D, NamedDecl *ShadowedDecl, |
2659 | const LookupResult &R); |
2660 | void CheckShadow(Scope *S, VarDecl *D); |
2661 | |
2662 | |
2663 | |
2664 | void CheckShadowingDeclModification(Expr *E, SourceLocation Loc); |
2665 | |
2666 | void DiagnoseShadowingLambdaDecls(const sema::LambdaScopeInfo *LSI); |
2667 | |
2668 | private: |
2669 | |
2670 | |
2671 | llvm::DenseMap<const NamedDecl *, const NamedDecl *> ShadowingDecls; |
2672 | |
2673 | public: |
2674 | void CheckCastAlign(Expr *Op, QualType T, SourceRange TRange); |
2675 | void handleTagNumbering(const TagDecl *Tag, Scope *TagScope); |
2676 | void setTagNameForLinkagePurposes(TagDecl *TagFromDeclSpec, |
2677 | TypedefNameDecl *NewTD); |
2678 | void CheckTypedefForVariablyModifiedType(Scope *S, TypedefNameDecl *D); |
2679 | NamedDecl* ActOnTypedefDeclarator(Scope* S, Declarator& D, DeclContext* DC, |
2680 | TypeSourceInfo *TInfo, |
2681 | LookupResult &Previous); |
2682 | NamedDecl* ActOnTypedefNameDecl(Scope* S, DeclContext* DC, TypedefNameDecl *D, |
2683 | LookupResult &Previous, bool &Redeclaration); |
2684 | NamedDecl *ActOnVariableDeclarator(Scope *S, Declarator &D, DeclContext *DC, |
2685 | TypeSourceInfo *TInfo, |
2686 | LookupResult &Previous, |
2687 | MultiTemplateParamsArg TemplateParamLists, |
2688 | bool &AddToScope, |
2689 | ArrayRef<BindingDecl *> Bindings = None); |
2690 | NamedDecl * |
2691 | ActOnDecompositionDeclarator(Scope *S, Declarator &D, |
2692 | MultiTemplateParamsArg TemplateParamLists); |
2693 | |
2694 | bool CheckVariableDeclaration(VarDecl *NewVD, LookupResult &Previous); |
2695 | void CheckVariableDeclarationType(VarDecl *NewVD); |
2696 | bool DeduceVariableDeclarationType(VarDecl *VDecl, bool DirectInit, |
2697 | Expr *Init); |
2698 | void CheckCompleteVariableDeclaration(VarDecl *VD); |
2699 | void CheckCompleteDecompositionDeclaration(DecompositionDecl *DD); |
2700 | void MaybeSuggestAddingStaticToDecl(const FunctionDecl *D); |
2701 | |
2702 | NamedDecl* ActOnFunctionDeclarator(Scope* S, Declarator& D, DeclContext* DC, |
2703 | TypeSourceInfo *TInfo, |
2704 | LookupResult &Previous, |
2705 | MultiTemplateParamsArg TemplateParamLists, |
2706 | bool &AddToScope); |
2707 | bool AddOverriddenMethods(CXXRecordDecl *DC, CXXMethodDecl *MD); |
2708 | |
2709 | enum class CheckConstexprKind { |
2710 | |
2711 | Diagnose, |
2712 | |
2713 | |
2714 | CheckValid |
2715 | }; |
2716 | |
2717 | bool CheckConstexprFunctionDefinition(const FunctionDecl *FD, |
2718 | CheckConstexprKind Kind); |
2719 | |
2720 | void DiagnoseHiddenVirtualMethods(CXXMethodDecl *MD); |
2721 | void FindHiddenVirtualMethods(CXXMethodDecl *MD, |
2722 | SmallVectorImpl<CXXMethodDecl*> &OverloadedMethods); |
2723 | void NoteHiddenVirtualMethods(CXXMethodDecl *MD, |
2724 | SmallVectorImpl<CXXMethodDecl*> &OverloadedMethods); |
2725 | |
2726 | bool CheckFunctionDeclaration(Scope *S, |
2727 | FunctionDecl *NewFD, LookupResult &Previous, |
2728 | bool IsMemberSpecialization); |
2729 | bool shouldLinkDependentDeclWithPrevious(Decl *D, Decl *OldDecl); |
2730 | bool canFullyTypeCheckRedeclaration(ValueDecl *NewD, ValueDecl *OldD, |
2731 | QualType NewT, QualType OldT); |
2732 | void CheckMain(FunctionDecl *FD, const DeclSpec &D); |
2733 | void CheckMSVCRTEntryPoint(FunctionDecl *FD); |
2734 | Attr *getImplicitCodeSegOrSectionAttrForFunction(const FunctionDecl *FD, |
2735 | bool IsDefinition); |
2736 | void CheckFunctionOrTemplateParamDeclarator(Scope *S, Declarator &D); |
2737 | Decl *ActOnParamDeclarator(Scope *S, Declarator &D); |
2738 | ParmVarDecl *BuildParmVarDeclForTypedef(DeclContext *DC, |
2739 | SourceLocation Loc, |
2740 | QualType T); |
2741 | ParmVarDecl *CheckParameter(DeclContext *DC, SourceLocation StartLoc, |
2742 | SourceLocation NameLoc, IdentifierInfo *Name, |
2743 | QualType T, TypeSourceInfo *TSInfo, |
2744 | StorageClass SC); |
2745 | void ActOnParamDefaultArgument(Decl *param, |
2746 | SourceLocation EqualLoc, |
2747 | Expr *defarg); |
2748 | void ActOnParamUnparsedDefaultArgument(Decl *param, SourceLocation EqualLoc, |
2749 | SourceLocation ArgLoc); |
2750 | void ActOnParamDefaultArgumentError(Decl *param, SourceLocation EqualLoc); |
2751 | ExprResult ConvertParamDefaultArgument(ParmVarDecl *Param, Expr *DefaultArg, |
2752 | SourceLocation EqualLoc); |
2753 | void SetParamDefaultArgument(ParmVarDecl *Param, Expr *DefaultArg, |
2754 | SourceLocation EqualLoc); |
2755 | |
2756 | |
2757 | |
2758 | enum NonTrivialCUnionContext { |
2759 | |
2760 | NTCUC_FunctionParam, |
2761 | |
2762 | NTCUC_FunctionReturn, |
2763 | |
2764 | NTCUC_DefaultInitializedObject, |
2765 | |
2766 | NTCUC_AutoVar, |
2767 | |
2768 | NTCUC_CopyInit, |
2769 | |
2770 | NTCUC_Assignment, |
2771 | |
2772 | NTCUC_CompoundLiteral, |
2773 | |
2774 | NTCUC_BlockCapture, |
2775 | |
2776 | NTCUC_LValueToRValueVolatile, |
2777 | }; |
2778 | |
2779 | |
2780 | |
2781 | |
2782 | |
2783 | void checkNonTrivialCUnionInInitializer(const Expr *Init, SourceLocation Loc); |
2784 | |
2785 | |
2786 | enum NonTrivialCUnionKind { |
2787 | NTCUK_Init = 0x1, |
2788 | NTCUK_Destruct = 0x2, |
2789 | NTCUK_Copy = 0x4, |
2790 | }; |
2791 | |
2792 | |
2793 | |
2794 | void checkNonTrivialCUnion(QualType QT, SourceLocation Loc, |
2795 | NonTrivialCUnionContext UseContext, |
2796 | unsigned NonTrivialKind); |
2797 | |
2798 | void AddInitializerToDecl(Decl *dcl, Expr *init, bool DirectInit); |
2799 | void ActOnUninitializedDecl(Decl *dcl); |
2800 | void ActOnInitializerError(Decl *Dcl); |
2801 | |
2802 | void ActOnPureSpecifier(Decl *D, SourceLocation PureSpecLoc); |
2803 | void ActOnCXXForRangeDecl(Decl *D); |
2804 | StmtResult ActOnCXXForRangeIdentifier(Scope *S, SourceLocation IdentLoc, |
2805 | IdentifierInfo *Ident, |
2806 | ParsedAttributes &Attrs, |
2807 | SourceLocation AttrEnd); |
2808 | void SetDeclDeleted(Decl *dcl, SourceLocation DelLoc); |
2809 | void SetDeclDefaulted(Decl *dcl, SourceLocation DefaultLoc); |
2810 | void CheckStaticLocalForDllExport(VarDecl *VD); |
2811 | void FinalizeDeclaration(Decl *D); |
2812 | DeclGroupPtrTy FinalizeDeclaratorGroup(Scope *S, const DeclSpec &DS, |
2813 | ArrayRef<Decl *> Group); |
2814 | DeclGroupPtrTy BuildDeclaratorGroup(MutableArrayRef<Decl *> Group); |
2815 | |
2816 | |
2817 | |
2818 | void ActOnDocumentableDecl(Decl *D); |
2819 | void ActOnDocumentableDecls(ArrayRef<Decl *> Group); |
2820 | |
2821 | void ActOnFinishKNRParamDeclarations(Scope *S, Declarator &D, |
2822 | SourceLocation LocAfterDecls); |
2823 | void CheckForFunctionRedefinition( |
2824 | FunctionDecl *FD, const FunctionDecl *EffectiveDefinition = nullptr, |
2825 | SkipBodyInfo *SkipBody = nullptr); |
2826 | Decl *ActOnStartOfFunctionDef(Scope *S, Declarator &D, |
2827 | MultiTemplateParamsArg TemplateParamLists, |
2828 | SkipBodyInfo *SkipBody = nullptr); |
2829 | Decl *ActOnStartOfFunctionDef(Scope *S, Decl *D, |
2830 | SkipBodyInfo *SkipBody = nullptr); |
2831 | void ActOnStartTrailingRequiresClause(Scope *S, Declarator &D); |
2832 | ExprResult ActOnFinishTrailingRequiresClause(ExprResult ConstraintExpr); |
2833 | ExprResult ActOnRequiresClause(ExprResult ConstraintExpr); |
2834 | void ActOnStartOfObjCMethodDef(Scope *S, Decl *D); |
2835 | bool isObjCMethodDecl(Decl *D) { |
2836 | return D && isa<ObjCMethodDecl>(D); |
2837 | } |
2838 | |
2839 | |
2840 | |
2841 | |
2842 | |
2843 | |
2844 | |
2845 | |
2846 | |
2847 | bool canDelayFunctionBody(const Declarator &D); |
2848 | |
2849 | |
2850 | |
2851 | |
2852 | |
2853 | |
2854 | |
2855 | |
2856 | bool canSkipFunctionBody(Decl *D); |
2857 | |
2858 | void computeNRVO(Stmt *Body, sema::FunctionScopeInfo *Scope); |
2859 | Decl *ActOnFinishFunctionBody(Decl *Decl, Stmt *Body); |
2860 | Decl *ActOnFinishFunctionBody(Decl *Decl, Stmt *Body, bool IsInstantiation); |
2861 | Decl *ActOnSkippedFunctionBody(Decl *Decl); |
2862 | void ActOnFinishInlineFunctionDef(FunctionDecl *D); |
2863 | |
2864 | |
2865 | |
2866 | void ActOnFinishDelayedAttribute(Scope *S, Decl *D, ParsedAttributes &Attrs); |
2867 | |
2868 | |
2869 | |
2870 | void DiagnoseUnusedParameters(ArrayRef<ParmVarDecl *> Parameters); |
2871 | |
2872 | |
2873 | |
2874 | |
2875 | void |
2876 | DiagnoseSizeOfParametersAndReturnValue(ArrayRef<ParmVarDecl *> Parameters, |
2877 | QualType ReturnTy, NamedDecl *D); |
2878 | |
2879 | void DiagnoseInvalidJumps(Stmt *Body); |
2880 | Decl *ActOnFileScopeAsmDecl(Expr *expr, |
2881 | SourceLocation AsmLoc, |
2882 | SourceLocation RParenLoc); |
2883 | |
2884 | |
2885 | Decl *ActOnEmptyDeclaration(Scope *S, const ParsedAttributesView &AttrList, |
2886 | SourceLocation SemiLoc); |
2887 | |
2888 | enum class ModuleDeclKind { |
2889 | Interface, |
2890 | Implementation, |
2891 | }; |
2892 | |
2893 | |
2894 | |
2895 | DeclGroupPtrTy ActOnModuleDecl(SourceLocation StartLoc, |
2896 | SourceLocation ModuleLoc, ModuleDeclKind MDK, |
2897 | ModuleIdPath Path, bool IsFirstDecl); |
2898 | |
2899 | |
2900 | |
2901 | |
2902 | DeclGroupPtrTy ActOnGlobalModuleFragmentDecl(SourceLocation ModuleLoc); |
2903 | |
2904 | |
2905 | |
2906 | |
2907 | |
2908 | DeclGroupPtrTy ActOnPrivateModuleFragmentDecl(SourceLocation ModuleLoc, |
2909 | SourceLocation PrivateLoc); |
2910 | |
2911 | |
2912 | |
2913 | |
2914 | |
2915 | |
2916 | |
2917 | |
2918 | DeclResult ActOnModuleImport(SourceLocation StartLoc, |
2919 | SourceLocation ExportLoc, |
2920 | SourceLocation ImportLoc, ModuleIdPath Path); |
2921 | DeclResult ActOnModuleImport(SourceLocation StartLoc, |
2922 | SourceLocation ExportLoc, |
2923 | SourceLocation ImportLoc, Module *M, |
2924 | ModuleIdPath Path = {}); |
2925 | |
2926 | |
2927 | |
2928 | void ActOnModuleInclude(SourceLocation DirectiveLoc, Module *Mod); |
2929 | void BuildModuleInclude(SourceLocation DirectiveLoc, Module *Mod); |
2930 | |
2931 | |
2932 | void ActOnModuleBegin(SourceLocation DirectiveLoc, Module *Mod); |
2933 | |
2934 | void ActOnModuleEnd(SourceLocation DirectiveLoc, Module *Mod); |
2935 | |
2936 | |
2937 | |
2938 | |
2939 | |
2940 | |
2941 | |
2942 | void createImplicitModuleImportForErrorRecovery(SourceLocation Loc, |
2943 | Module *Mod); |
2944 | |
2945 | |
2946 | |
2947 | enum class MissingImportKind { |
2948 | Declaration, |
2949 | Definition, |
2950 | DefaultArgument, |
2951 | ExplicitSpecialization, |
2952 | PartialSpecialization |
2953 | }; |
2954 | |
2955 | |
2956 | |
2957 | void diagnoseMissingImport(SourceLocation Loc, NamedDecl *Decl, |
2958 | MissingImportKind MIK, bool Recover = true); |
2959 | void diagnoseMissingImport(SourceLocation Loc, NamedDecl *Decl, |
2960 | SourceLocation DeclLoc, ArrayRef<Module *> Modules, |
2961 | MissingImportKind MIK, bool Recover); |
2962 | |
2963 | Decl *ActOnStartExportDecl(Scope *S, SourceLocation ExportLoc, |
2964 | SourceLocation LBraceLoc); |
2965 | Decl *ActOnFinishExportDecl(Scope *S, Decl *ExportDecl, |
2966 | SourceLocation RBraceLoc); |
2967 | |
2968 | |
2969 | |
2970 | |
2971 | void checkSpecializationVisibility(SourceLocation Loc, NamedDecl *Spec); |
2972 | |
2973 | |
2974 | PrintingPolicy getPrintingPolicy() const { |
2975 | return getPrintingPolicy(Context, PP); |
2976 | } |
2977 | |
2978 | |
2979 | static PrintingPolicy getPrintingPolicy(const ASTContext &Ctx, |
2980 | const Preprocessor &PP); |
2981 | |
2982 | |
2983 | void ActOnPopScope(SourceLocation Loc, Scope *S); |
2984 | void ActOnTranslationUnitScope(Scope *S); |
2985 | |
2986 | Decl *ParsedFreeStandingDeclSpec(Scope *S, AccessSpecifier AS, DeclSpec &DS, |
2987 | RecordDecl *&AnonRecord); |
2988 | Decl *ParsedFreeStandingDeclSpec(Scope *S, AccessSpecifier AS, DeclSpec &DS, |
2989 | MultiTemplateParamsArg TemplateParams, |
2990 | bool IsExplicitInstantiation, |
2991 | RecordDecl *&AnonRecord); |
2992 | |
2993 | Decl *BuildAnonymousStructOrUnion(Scope *S, DeclSpec &DS, |
2994 | AccessSpecifier AS, |
2995 | RecordDecl *Record, |
2996 | const PrintingPolicy &Policy); |
2997 | |
2998 | Decl *BuildMicrosoftCAnonymousStruct(Scope *S, DeclSpec &DS, |
2999 | RecordDecl *Record); |
3000 | |
3001 | |
3002 | |
3003 | enum NonTagKind { |
3004 | NTK_NonStruct, |
3005 | NTK_NonClass, |
3006 | NTK_NonUnion, |
3007 | NTK_NonEnum, |
3008 | NTK_Typedef, |
3009 | NTK_TypeAlias, |
3010 | NTK_Template, |
3011 | NTK_TypeAliasTemplate, |
3012 | NTK_TemplateTemplateArgument, |
3013 | }; |
3014 | |
3015 | |
3016 | |
3017 | NonTagKind getNonTagTypeDeclKind(const Decl *D, TagTypeKind TTK); |
3018 | |
3019 | bool isAcceptableTagRedeclaration(const TagDecl *Previous, |
3020 | TagTypeKind NewTag, bool isDefinition, |
3021 | SourceLocation NewTagLoc, |
3022 | const IdentifierInfo *Name); |
3023 | |
3024 | enum TagUseKind { |
3025 | TUK_Reference, |
3026 | TUK_Declaration, |
3027 | TUK_Definition, |
3028 | TUK_Friend |
3029 | }; |
3030 | |
3031 | Decl *ActOnTag(Scope *S, unsigned TagSpec, TagUseKind TUK, |
3032 | SourceLocation KWLoc, CXXScopeSpec &SS, IdentifierInfo *Name, |
3033 | SourceLocation NameLoc, const ParsedAttributesView &Attr, |
3034 | AccessSpecifier AS, SourceLocation ModulePrivateLoc, |
3035 | MultiTemplateParamsArg TemplateParameterLists, bool &OwnedDecl, |
3036 | bool &IsDependent, SourceLocation ScopedEnumKWLoc, |
3037 | bool ScopedEnumUsesClassTag, TypeResult UnderlyingType, |
3038 | bool IsTypeSpecifier, bool IsTemplateParamOrArg, |
3039 | SkipBodyInfo *SkipBody = nullptr); |
3040 | |
3041 | Decl *ActOnTemplatedFriendTag(Scope *S, SourceLocation FriendLoc, |
3042 | unsigned TagSpec, SourceLocation TagLoc, |
3043 | CXXScopeSpec &SS, IdentifierInfo *Name, |
3044 | SourceLocation NameLoc, |
3045 | const ParsedAttributesView &Attr, |
3046 | MultiTemplateParamsArg TempParamLists); |
3047 | |
3048 | TypeResult ActOnDependentTag(Scope *S, |
3049 | unsigned TagSpec, |
3050 | TagUseKind TUK, |
3051 | const CXXScopeSpec &SS, |
3052 | IdentifierInfo *Name, |
3053 | SourceLocation TagLoc, |
3054 | SourceLocation NameLoc); |
3055 | |
3056 | void ActOnDefs(Scope *S, Decl *TagD, SourceLocation DeclStart, |
3057 | IdentifierInfo *ClassName, |
3058 | SmallVectorImpl<Decl *> &Decls); |
3059 | Decl *ActOnField(Scope *S, Decl *TagD, SourceLocation DeclStart, |
3060 | Declarator &D, Expr *BitfieldWidth); |
3061 | |
3062 | FieldDecl *HandleField(Scope *S, RecordDecl *TagD, SourceLocation DeclStart, |
3063 | Declarator &D, Expr *BitfieldWidth, |
3064 | InClassInitStyle InitStyle, |
3065 | AccessSpecifier AS); |
3066 | MSPropertyDecl *HandleMSProperty(Scope *S, RecordDecl *TagD, |
3067 | SourceLocation DeclStart, Declarator &D, |
3068 | Expr *BitfieldWidth, |
3069 | InClassInitStyle InitStyle, |
3070 | AccessSpecifier AS, |
3071 | const ParsedAttr &MSPropertyAttr); |
3072 | |
3073 | FieldDecl *CheckFieldDecl(DeclarationName Name, QualType T, |
3074 | TypeSourceInfo *TInfo, |
3075 | RecordDecl *Record, SourceLocation Loc, |
3076 | bool Mutable, Expr *BitfieldWidth, |
3077 | InClassInitStyle InitStyle, |
3078 | SourceLocation TSSL, |
3079 | AccessSpecifier AS, NamedDecl *PrevDecl, |
3080 | Declarator *D = nullptr); |
3081 | |
3082 | bool CheckNontrivialField(FieldDecl *FD); |
3083 | void DiagnoseNontrivial(const CXXRecordDecl *Record, CXXSpecialMember CSM); |
3084 | |
3085 | enum TrivialABIHandling { |
3086 | |
3087 | TAH_IgnoreTrivialABI, |
3088 | |
3089 | |
3090 | TAH_ConsiderTrivialABI |
3091 | }; |
3092 | |
3093 | bool SpecialMemberIsTrivial(CXXMethodDecl *MD, CXXSpecialMember CSM, |
3094 | TrivialABIHandling TAH = TAH_IgnoreTrivialABI, |
3095 | bool Diagnose = false); |
3096 | |
3097 | |
3098 | class DefaultedFunctionKind { |
3099 | CXXSpecialMember SpecialMember : 8; |
3100 | DefaultedComparisonKind Comparison : 8; |
3101 | |
3102 | public: |
3103 | DefaultedFunctionKind() |
3104 | : SpecialMember(CXXInvalid), Comparison(DefaultedComparisonKind::None) { |
3105 | } |
3106 | DefaultedFunctionKind(CXXSpecialMember CSM) |
3107 | : SpecialMember(CSM), Comparison(DefaultedComparisonKind::None) {} |
3108 | DefaultedFunctionKind(DefaultedComparisonKind Comp) |
3109 | : SpecialMember(CXXInvalid), Comparison(Comp) {} |
3110 | |
3111 | bool isSpecialMember() const { return SpecialMember != CXXInvalid; } |
3112 | bool isComparison() const { |
3113 | return Comparison != DefaultedComparisonKind::None; |
3114 | } |
3115 | |
3116 | explicit operator bool() const { |
3117 | return isSpecialMember() || isComparison(); |
3118 | } |
3119 | |
3120 | CXXSpecialMember asSpecialMember() const { return SpecialMember; } |
3121 | DefaultedComparisonKind asComparison() const { return Comparison; } |
3122 | |
3123 | |
3124 | unsigned getDiagnosticIndex() const { |
3125 | static_assert(CXXInvalid > CXXDestructor, |
3126 | "invalid should have highest index"); |
3127 | static_assert((unsigned)DefaultedComparisonKind::None == 0, |
3128 | "none should be equal to zero"); |
3129 | return SpecialMember + (unsigned)Comparison; |
3130 | } |
3131 | }; |
3132 | |
3133 | DefaultedFunctionKind getDefaultedFunctionKind(const FunctionDecl *FD); |
3134 | |
3135 | CXXSpecialMember getSpecialMember(const CXXMethodDecl *MD) { |
3136 | return getDefaultedFunctionKind(MD).asSpecialMember(); |
3137 | } |
3138 | DefaultedComparisonKind getDefaultedComparisonKind(const FunctionDecl *FD) { |
3139 | return getDefaultedFunctionKind(FD).asComparison(); |
3140 | } |
3141 | |
3142 | void ActOnLastBitfield(SourceLocation DeclStart, |
3143 | SmallVectorImpl<Decl *> &AllIvarDecls); |
3144 | Decl *ActOnIvar(Scope *S, SourceLocation DeclStart, |
3145 | Declarator &D, Expr *BitfieldWidth, |
3146 | tok::ObjCKeywordKind visibility); |
3147 | |
3148 | |
3149 | void ActOnFields(Scope *S, SourceLocation RecLoc, Decl *TagDecl, |
3150 | ArrayRef<Decl *> Fields, SourceLocation LBrac, |
3151 | SourceLocation RBrac, const ParsedAttributesView &AttrList); |
3152 | |
3153 | |
3154 | |
3155 | |
3156 | void ActOnTagStartDefinition(Scope *S, Decl *TagDecl); |
3157 | |
3158 | |
3159 | |
3160 | |
3161 | bool ActOnDuplicateDefinition(DeclSpec &DS, Decl *Prev, |
3162 | SkipBodyInfo &SkipBody); |
3163 | |
3164 | typedef void *SkippedDefinitionContext; |
3165 | |
3166 | |
3167 | SkippedDefinitionContext ActOnTagStartSkippedDefinition(Scope *S, Decl *TD); |
3168 | |
3169 | Decl *ActOnObjCContainerStartDefinition(Decl *IDecl); |
3170 | |
3171 | |
3172 | |
3173 | |
3174 | void ActOnStartCXXMemberDeclarations(Scope *S, Decl *TagDecl, |
3175 | SourceLocation FinalLoc, |
3176 | bool IsFinalSpelledSealed, |
3177 | bool IsAbstract, |
3178 | SourceLocation LBraceLoc); |
3179 | |
3180 | |
3181 | |
3182 | void ActOnTagFinishDefinition(Scope *S, Decl *TagDecl, |
3183 | SourceRange BraceRange); |
3184 | |
3185 | void ActOnTagFinishSkippedDefinition(SkippedDefinitionContext Context); |
3186 | |
3187 | void ActOnObjCContainerFinishDefinition(); |
3188 | |
3189 | |
3190 | |
3191 | |
3192 | |
3193 | void ActOnObjCTemporaryExitContainerContext(DeclContext *DC); |
3194 | void ActOnObjCReenterContainerContext(DeclContext *DC); |
3195 | |
3196 | |
3197 | |
3198 | void ActOnTagDefinitionError(Scope *S, Decl *TagDecl); |
3199 | |
3200 | EnumConstantDecl *CheckEnumConstant(EnumDecl *Enum, |
3201 | EnumConstantDecl *LastEnumConst, |
3202 | SourceLocation IdLoc, |
3203 | IdentifierInfo *Id, |
3204 | Expr *val); |
3205 | bool CheckEnumUnderlyingType(TypeSourceInfo *TI); |
3206 | bool CheckEnumRedeclaration(SourceLocation EnumLoc, bool IsScoped, |
3207 | QualType EnumUnderlyingTy, bool IsFixed, |
3208 | const EnumDecl *Prev); |
3209 | |
3210 | |
3211 | |
3212 | SkipBodyInfo shouldSkipAnonEnumBody(Scope *S, IdentifierInfo *II, |
3213 | SourceLocation IILoc); |
3214 | |
3215 | Decl *ActOnEnumConstant(Scope *S, Decl *EnumDecl, Decl *LastEnumConstant, |
3216 | SourceLocation IdLoc, IdentifierInfo *Id, |
3217 | const ParsedAttributesView &Attrs, |
3218 | SourceLocation EqualLoc, Expr *Val); |
3219 | void ActOnEnumBody(SourceLocation EnumLoc, SourceRange BraceRange, |
3220 | Decl *EnumDecl, ArrayRef<Decl *> Elements, Scope *S, |
3221 | const ParsedAttributesView &Attr); |
3222 | |
3223 | |
3224 | void PushDeclContext(Scope *S, DeclContext *DC); |
3225 | void PopDeclContext(); |
3226 | |
3227 | |
3228 | |
3229 | void EnterDeclaratorContext(Scope *S, DeclContext *DC); |
3230 | void ExitDeclaratorContext(Scope *S); |
3231 | |
3232 | |
3233 | |
3234 | |
3235 | void EnterTemplatedContext(Scope *S, DeclContext *DC); |
3236 | |
3237 | |
3238 | void ActOnReenterFunctionContext(Scope* S, Decl* D); |
3239 | void ActOnExitFunctionContext(); |
3240 | |
3241 | DeclContext *getFunctionLevelDeclContext(); |
3242 | |
3243 | |
3244 | |
3245 | |
3246 | FunctionDecl *getCurFunctionDecl(); |
3247 | |
3248 | |
3249 | |
3250 | |
3251 | ObjCMethodDecl *getCurMethodDecl(); |
3252 | |
3253 | |
3254 | |
3255 | |
3256 | NamedDecl *getCurFunctionOrMethodDecl(); |
3257 | |
3258 | |
3259 | void PushOnScopeChains(NamedDecl *D, Scope *S, bool AddToContext = true); |
3260 | |
3261 | |
3262 | |
3263 | |
3264 | |
3265 | |
3266 | |
3267 | |
3268 | bool isDeclInScope(NamedDecl *D, DeclContext *Ctx, Scope *S = nullptr, |
3269 | bool AllowInlineNamespace = false); |
3270 | |
3271 | |
3272 | |
3273 | static Scope *getScopeForDeclContext(Scope *S, DeclContext *DC); |
3274 | |
3275 | |
3276 | TypedefDecl *ParseTypedefDecl(Scope *S, Declarator &D, QualType T, |
3277 | TypeSourceInfo *TInfo); |
3278 | bool isIncompatibleTypedef(TypeDecl *Old, TypedefNameDecl *New); |
3279 | |
3280 | |
3281 | |
3282 | enum AvailabilityMergeKind { |
3283 | |
3284 | AMK_None, |
3285 | |
3286 | |
3287 | AMK_Redeclaration, |
3288 | |
3289 | |
3290 | AMK_Override, |
3291 | |
3292 | |
3293 | AMK_ProtocolImplementation, |
3294 | |
3295 | |
3296 | AMK_OptionalProtocolImplementation |
3297 | }; |
3298 | |
3299 | |
3300 | |
3301 | |
3302 | |
3303 | |
3304 | |
3305 | |
3306 | |
3307 | |
3308 | |
3309 | |
3310 | |
3311 | enum AvailabilityPriority : int { |
3312 | |
3313 | |
3314 | AP_Explicit = 0, |
3315 | |
3316 | |
3317 | AP_PragmaClangAttribute = 1, |
3318 | |
3319 | |
3320 | |
3321 | AP_InferredFromOtherPlatform = 2 |
3322 | }; |
3323 | |
3324 | |
3325 | AvailabilityAttr * |
3326 | mergeAvailabilityAttr(NamedDecl *D, const AttributeCommonInfo &CI, |
3327 | IdentifierInfo *Platform, bool Implicit, |
3328 | VersionTuple Introduced, VersionTuple Deprecated, |
3329 | VersionTuple Obsoleted, bool IsUnavailable, |
3330 | StringRef Message, bool IsStrict, StringRef Replacement, |
3331 | AvailabilityMergeKind AMK, int Priority); |
3332 | TypeVisibilityAttr * |
3333 | mergeTypeVisibilityAttr(Decl *D, const AttributeCommonInfo &CI, |
3334 | TypeVisibilityAttr::VisibilityType Vis); |
3335 | VisibilityAttr *mergeVisibilityAttr(Decl *D, const AttributeCommonInfo &CI, |
3336 | VisibilityAttr::VisibilityType Vis); |
3337 | UuidAttr *mergeUuidAttr(Decl *D, const AttributeCommonInfo &CI, |
3338 | StringRef UuidAsWritten, MSGuidDecl *GuidDecl); |
3339 | DLLImportAttr *mergeDLLImportAttr(Decl *D, const AttributeCommonInfo &CI); |
3340 | DLLExportAttr *mergeDLLExportAttr(Decl *D, const AttributeCommonInfo &CI); |
3341 | MSInheritanceAttr *mergeMSInheritanceAttr(Decl *D, |
3342 | const AttributeCommonInfo &CI, |
3343 | bool BestCase, |
3344 | MSInheritanceModel Model); |
3345 | ErrorAttr *mergeErrorAttr(Decl *D, const AttributeCommonInfo &CI, |
3346 | StringRef NewUserDiagnostic); |
3347 | FormatAttr *mergeFormatAttr(Decl *D, const AttributeCommonInfo &CI, |
3348 | IdentifierInfo *Format, int FormatIdx, |
3349 | int FirstArg); |
3350 | SectionAttr *mergeSectionAttr(Decl *D, const AttributeCommonInfo &CI, |
3351 | StringRef Name); |
3352 | CodeSegAttr *mergeCodeSegAttr(Decl *D, const AttributeCommonInfo &CI, |
3353 | StringRef Name); |
3354 | AlwaysInlineAttr *mergeAlwaysInlineAttr(Decl *D, |
3355 | const AttributeCommonInfo &CI, |
3356 | const IdentifierInfo *Ident); |
3357 | MinSizeAttr *mergeMinSizeAttr(Decl *D, const AttributeCommonInfo &CI); |
3358 | SwiftNameAttr *mergeSwiftNameAttr(Decl *D, const SwiftNameAttr &SNA, |
3359 | StringRef Name); |
3360 | OptimizeNoneAttr *mergeOptimizeNoneAttr(Decl *D, |
3361 | const AttributeCommonInfo &CI); |
3362 | InternalLinkageAttr *mergeInternalLinkageAttr(Decl *D, const ParsedAttr &AL); |
3363 | InternalLinkageAttr *mergeInternalLinkageAttr(Decl *D, |
3364 | const InternalLinkageAttr &AL); |
3365 | WebAssemblyImportNameAttr *mergeImportNameAttr( |
3366 | Decl *D, const WebAssemblyImportNameAttr &AL); |
3367 | WebAssemblyImportModuleAttr *mergeImportModuleAttr( |
3368 | Decl *D, const WebAssemblyImportModuleAttr &AL); |
3369 | EnforceTCBAttr *mergeEnforceTCBAttr(Decl *D, const EnforceTCBAttr &AL); |
3370 | EnforceTCBLeafAttr *mergeEnforceTCBLeafAttr(Decl *D, |
3371 | const EnforceTCBLeafAttr &AL); |
3372 | BTFTagAttr *mergeBTFTagAttr(Decl *D, const BTFTagAttr &AL); |
3373 | |
3374 | void mergeDeclAttributes(NamedDecl *New, Decl *Old, |
3375 | AvailabilityMergeKind AMK = AMK_Redeclaration); |
3376 | void MergeTypedefNameDecl(Scope *S, TypedefNameDecl *New, |
3377 | LookupResult &OldDecls); |
3378 | bool MergeFunctionDecl(FunctionDecl *New, NamedDecl *&Old, Scope *S, |
3379 | bool MergeTypeWithOld); |
3380 | bool MergeCompatibleFunctionDecls(FunctionDecl *New, FunctionDecl *Old, |
3381 | Scope *S, bool MergeTypeWithOld); |
3382 | void mergeObjCMethodDecls(ObjCMethodDecl *New, ObjCMethodDecl *Old); |
3383 | void MergeVarDecl(VarDecl *New, LookupResult &Previous); |
3384 | void MergeVarDeclTypes(VarDecl *New, VarDecl *Old, bool MergeTypeWithOld); |
3385 | void MergeVarDeclExceptionSpecs(VarDecl *New, VarDecl *Old); |
3386 | bool checkVarDeclRedefinition(VarDecl *OldDefn, VarDecl *NewDefn); |
3387 | void notePreviousDefinition(const NamedDecl *Old, SourceLocation New); |
3388 | bool MergeCXXFunctionDecl(FunctionDecl *New, FunctionDecl *Old, Scope *S); |
3389 | |
3390 | |
3391 | |
3392 | enum AssignmentAction { |
3393 | AA_Assigning, |
3394 | AA_Passing, |
3395 | AA_Returning, |
3396 | AA_Converting, |
3397 | AA_Initializing, |
3398 | AA_Sending, |
3399 | AA_Casting, |
3400 | AA_Passing_CFAudited |
3401 | }; |
3402 | |
3403 | |
3404 | enum OverloadKind { |
3405 | |
3406 | |
3407 | Ovl_Overload, |
3408 | |
3409 | |
3410 | |
3411 | Ovl_Match, |
3412 | |
3413 | |
3414 | |
3415 | Ovl_NonFunction |
3416 | }; |
3417 | OverloadKind CheckOverload(Scope *S, |
3418 | FunctionDecl *New, |
3419 | const LookupResult &OldDecls, |
3420 | NamedDecl *&OldDecl, |
3421 | bool IsForUsingDecl); |
3422 | bool IsOverload(FunctionDecl *New, FunctionDecl *Old, bool IsForUsingDecl, |
3423 | bool ConsiderCudaAttrs = true, |
3424 | bool ConsiderRequiresClauses = true); |
3425 | |
3426 | enum class AllowedExplicit { |
3427 | |
3428 | None, |
3429 | |
3430 | Conversions, |
3431 | |
3432 | All |
3433 | }; |
3434 | |
3435 | ImplicitConversionSequence |
3436 | TryImplicitConversion(Expr *From, QualType ToType, |
3437 | bool SuppressUserConversions, |
3438 | AllowedExplicit AllowExplicit, |
3439 | bool InOverloadResolution, |
3440 | bool CStyle, |
3441 | bool AllowObjCWritebackConversion); |
3442 | |
3443 | bool IsIntegralPromotion(Expr *From, QualType FromType, QualType ToType); |
3444 | bool IsFloatingPointPromotion(QualType FromType, QualType ToType); |
3445 | bool IsComplexPromotion(QualType FromType, QualType ToType); |
3446 | bool IsPointerConversion(Expr *From, QualType FromType, QualType ToType, |
3447 | bool InOverloadResolution, |
3448 | QualType& ConvertedType, bool &IncompatibleObjC); |
3449 | bool isObjCPointerConversion(QualType FromType, QualType ToType, |
3450 | QualType& ConvertedType, bool &IncompatibleObjC); |
3451 | bool isObjCWritebackConversion(QualType FromType, QualType ToType, |
3452 | QualType &ConvertedType); |
3453 | bool IsBlockPointerConversion(QualType FromType, QualType ToType, |
3454 | QualType& ConvertedType); |
3455 | bool FunctionParamTypesAreEqual(const FunctionProtoType *OldType, |
3456 | const FunctionProtoType *NewType, |
3457 | unsigned *ArgPos = nullptr); |
3458 | void HandleFunctionTypeMismatch(PartialDiagnostic &PDiag, |
3459 | QualType FromType, QualType ToType); |
3460 | |
3461 | void maybeExtendBlockObject(ExprResult &E); |
3462 | CastKind PrepareCastToObjCObjectPointer(ExprResult &E); |
3463 | bool CheckPointerConversion(Expr *From, QualType ToType, |
3464 | CastKind &Kind, |
3465 | CXXCastPath& BasePath, |
3466 | bool IgnoreBaseAccess, |
3467 | bool Diagnose = true); |
3468 | bool IsMemberPointerConversion(Expr *From, QualType FromType, QualType ToType, |
3469 | bool InOverloadResolution, |
3470 | QualType &ConvertedType); |
3471 | bool CheckMemberPointerConversion(Expr *From, QualType ToType, |
3472 | CastKind &Kind, |
3473 | CXXCastPath &BasePath, |
3474 | bool IgnoreBaseAccess); |
3475 | bool IsQualificationConversion(QualType FromType, QualType ToType, |
3476 | bool CStyle, bool &ObjCLifetimeConversion); |
3477 | bool IsFunctionConversion(QualType FromType, QualType ToType, |
3478 | QualType &ResultTy); |
3479 | bool DiagnoseMultipleUserDefinedConversion(Expr *From, QualType ToType); |
3480 | bool isSameOrCompatibleFunctionType(CanQualType Param, CanQualType Arg); |
3481 | |
3482 | bool CanPerformAggregateInitializationForOverloadResolution( |
3483 | const InitializedEntity &Entity, InitListExpr *From); |
3484 | |
3485 | bool IsStringInit(Expr *Init, const ArrayType *AT); |
3486 | |
3487 | bool CanPerformCopyInitialization(const InitializedEntity &Entity, |
3488 | ExprResult Init); |
3489 | ExprResult PerformCopyInitialization(const InitializedEntity &Entity, |
3490 | SourceLocation EqualLoc, |
3491 | ExprResult Init, |
3492 | bool TopLevelOfInitList = false, |
3493 | bool AllowExplicit = false); |
3494 | ExprResult PerformObjectArgumentInitialization(Expr *From, |
3495 | NestedNameSpecifier *Qualifier, |
3496 | NamedDecl *FoundDecl, |
3497 | CXXMethodDecl *Method); |
3498 | |
3499 | |
3500 | |
3501 | |
3502 | void checkInitializerLifetime(const InitializedEntity &Entity, Expr *Init); |
3503 | |
3504 | ExprResult PerformContextuallyConvertToBool(Expr *From); |
3505 | ExprResult PerformContextuallyConvertToObjCPointer(Expr *From); |
3506 | |
3507 | |
3508 | enum CCEKind { |
3509 | CCEK_CaseValue, |
3510 | CCEK_Enumerator, |
3511 | CCEK_TemplateArg, |
3512 | CCEK_ArrayBound, |
3513 | CCEK_ExplicitBool, |
3514 | CCEK_Noexcept |
3515 | }; |
3516 | ExprResult CheckConvertedConstantExpression(Expr *From, QualType T, |
3517 | llvm::APSInt &Value, CCEKind CCE); |
3518 | ExprResult CheckConvertedConstantExpression(Expr *From, QualType T, |
3519 | APValue &Value, CCEKind CCE, |
3520 | NamedDecl *Dest = nullptr); |
3521 | |
3522 | |
3523 | |
3524 | class ContextualImplicitConverter { |
3525 | public: |
3526 | bool Suppress; |
3527 | bool SuppressConversion; |
3528 | |
3529 | ContextualImplicitConverter(bool Suppress = false, |
3530 | bool SuppressConversion = false) |
3531 | : Suppress(Suppress), SuppressConversion(SuppressConversion) {} |
3532 | |
3533 | |
3534 | |
3535 | virtual bool match(QualType T) = 0; |
3536 | |
3537 | |
3538 | |
3539 | virtual SemaDiagnosticBuilder |
3540 | diagnoseNoMatch(Sema &S, SourceLocation Loc, QualType T) = 0; |
3541 | |
3542 | |
3543 | virtual SemaDiagnosticBuilder |
3544 | diagnoseIncomplete(Sema &S, SourceLocation Loc, QualType T) = 0; |
3545 | |
3546 | |
3547 | |
3548 | virtual SemaDiagnosticBuilder diagnoseExplicitConv( |
3549 | Sema &S, SourceLocation Loc, QualType T, QualType ConvTy) = 0; |
3550 | |
3551 | |
3552 | virtual SemaDiagnosticBuilder |
3553 | noteExplicitConv(Sema &S, CXXConversionDecl *Conv, QualType ConvTy) = 0; |
3554 | |
3555 | |
3556 | |
3557 | virtual SemaDiagnosticBuilder |
3558 | diagnoseAmbiguous(Sema &S, SourceLocation Loc, QualType T) = 0; |
3559 | |
3560 | |
3561 | virtual SemaDiagnosticBuilder |
3562 | noteAmbiguous(Sema &S, CXXConversionDecl *Conv, QualType ConvTy) = 0; |
3563 | |
3564 | |
3565 | |
3566 | virtual SemaDiagnosticBuilder diagnoseConversion( |
3567 | Sema &S, SourceLocation Loc, QualType T, QualType ConvTy) = 0; |
3568 | |
3569 | virtual ~ContextualImplicitConverter() {} |
3570 | }; |
3571 | |
3572 | class ICEConvertDiagnoser : public ContextualImplicitConverter { |
3573 | bool AllowScopedEnumerations; |
3574 | |
3575 | public: |
3576 | ICEConvertDiagnoser(bool AllowScopedEnumerations, |
3577 | bool Suppress, bool SuppressConversion) |
3578 | : ContextualImplicitConverter(Suppress, SuppressConversion), |
3579 | AllowScopedEnumerations(AllowScopedEnumerations) {} |
3580 | |
3581 | |
3582 | bool match(QualType T) override; |
3583 | |
3584 | SemaDiagnosticBuilder |
3585 | diagnoseNoMatch(Sema &S, SourceLocation Loc, QualType T) override { |
3586 | return diagnoseNotInt(S, Loc, T); |
3587 | } |
3588 | |
3589 | |
3590 | |
3591 | virtual SemaDiagnosticBuilder |
3592 | diagnoseNotInt(Sema &S, SourceLocation Loc, QualType T) = 0; |
3593 | }; |
3594 | |
3595 | |
3596 | ExprResult PerformContextualImplicitConversion( |
3597 | SourceLocation Loc, Expr *FromE, ContextualImplicitConverter &Converter); |
3598 | |
3599 | |
3600 | enum ObjCSubscriptKind { |
3601 | OS_Array, |
3602 | OS_Dictionary, |
3603 | OS_Error |
3604 | }; |
3605 | ObjCSubscriptKind CheckSubscriptingKind(Expr *FromE); |
3606 | |
3607 | |
3608 | |
3609 | enum ObjCLiteralKind { |
3610 | LK_Array, |
3611 | LK_Dictionary, |
3612 | LK_Numeric, |
3613 | LK_Boxed, |
3614 | LK_String, |
3615 | LK_Block, |
3616 | LK_None |
3617 | }; |
3618 | ObjCLiteralKind CheckLiteralKind(Expr *FromE); |
3619 | |
3620 | ExprResult PerformObjectMemberConversion(Expr *From, |
3621 | NestedNameSpecifier *Qualifier, |
3622 | NamedDecl *FoundDecl, |
3623 | NamedDecl *Member); |
3624 | |
3625 | |
3626 | |
3627 | typedef llvm::SmallSetVector<DeclContext *, 16> AssociatedNamespaceSet; |
3628 | typedef llvm::SmallSetVector<CXXRecordDecl *, 16> AssociatedClassSet; |
3629 | |
3630 | using ADLCallKind = CallExpr::ADLCallKind; |
3631 | |
3632 | void AddOverloadCandidate(FunctionDecl *Function, DeclAccessPair FoundDecl, |
3633 | ArrayRef<Expr *> Args, |
3634 | OverloadCandidateSet &CandidateSet, |
3635 | bool SuppressUserConversions = false, |
3636 | bool PartialOverloading = false, |
3637 | bool AllowExplicit = true, |
3638 | bool AllowExplicitConversion = false, |
3639 | ADLCallKind IsADLCandidate = ADLCallKind::NotADL, |
3640 | ConversionSequenceList EarlyConversions = None, |
3641 | OverloadCandidateParamOrder PO = {}); |
3642 | void AddFunctionCandidates(const UnresolvedSetImpl &Functions, |
3643 | ArrayRef<Expr *> Args, |
3644 | OverloadCandidateSet &CandidateSet, |
3645 | TemplateArgumentListInfo *ExplicitTemplateArgs = nullptr, |
3646 | bool SuppressUserConversions = false, |
3647 | bool PartialOverloading = false, |
3648 | bool FirstArgumentIsBase = false); |
3649 | void AddMethodCandidate(DeclAccessPair FoundDecl, |
3650 | QualType ObjectType, |
3651 | Expr::Classification ObjectClassification, |
3652 | ArrayRef<Expr *> Args, |
3653 | OverloadCandidateSet& CandidateSet, |
3654 | bool SuppressUserConversion = false, |
3655 | OverloadCandidateParamOrder PO = {}); |
3656 | void AddMethodCandidate(CXXMethodDecl *Method, |
3657 | DeclAccessPair FoundDecl, |
3658 | CXXRecordDecl *ActingContext, QualType ObjectType, |
3659 | Expr::Classification ObjectClassification, |
3660 | ArrayRef<Expr *> Args, |
3661 | OverloadCandidateSet& CandidateSet, |
3662 | bool SuppressUserConversions = false, |
3663 | bool PartialOverloading = false, |
3664 | ConversionSequenceList EarlyConversions = None, |
3665 | OverloadCandidateParamOrder PO = {}); |
3666 | void AddMethodTemplateCandidate(FunctionTemplateDecl *MethodTmpl, |
3667 | DeclAccessPair FoundDecl, |
3668 | CXXRecordDecl *ActingContext, |
3669 | TemplateArgumentListInfo *ExplicitTemplateArgs, |
3670 | QualType ObjectType, |
3671 | Expr::Classification ObjectClassification, |
3672 | ArrayRef<Expr *> Args, |
3673 | OverloadCandidateSet& CandidateSet, |
3674 | bool SuppressUserConversions = false, |
3675 | bool PartialOverloading = false, |
3676 | OverloadCandidateParamOrder PO = {}); |
3677 | void AddTemplateOverloadCandidate( |
3678 | FunctionTemplateDecl *FunctionTemplate, DeclAccessPair FoundDecl, |
3679 | TemplateArgumentListInfo *ExplicitTemplateArgs, ArrayRef<Expr *> Args, |
3680 | OverloadCandidateSet &CandidateSet, bool SuppressUserConversions = false, |
3681 | bool PartialOverloading = false, bool AllowExplicit = true, |
3682 | ADLCallKind IsADLCandidate = ADLCallKind::NotADL, |
3683 | OverloadCandidateParamOrder PO = {}); |
3684 | bool CheckNonDependentConversions( |
3685 | FunctionTemplateDecl *FunctionTemplate, ArrayRef<QualType> ParamTypes, |
3686 | ArrayRef<Expr *> Args, OverloadCandidateSet &CandidateSet, |
3687 | ConversionSequenceList &Conversions, bool SuppressUserConversions, |
3688 | CXXRecordDecl *ActingContext = nullptr, QualType ObjectType = QualType(), |
3689 | Expr::Classification ObjectClassification = {}, |
3690 | OverloadCandidateParamOrder PO = {}); |
3691 | void AddConversionCandidate( |
3692 | CXXConversionDecl *Conversion, DeclAccessPair FoundDecl, |
3693 | CXXRecordDecl *ActingContext, Expr *From, QualType ToType, |
3694 | OverloadCandidateSet &CandidateSet, bool AllowObjCConversionOnExplicit, |
3695 | bool AllowExplicit, bool AllowResultConversion = true); |
3696 | void AddTemplateConversionCandidate( |
3697 | FunctionTemplateDecl *FunctionTemplate, DeclAccessPair FoundDecl, |
3698 | CXXRecordDecl *ActingContext, Expr *From, QualType ToType, |
3699 | OverloadCandidateSet &CandidateSet, bool AllowObjCConversionOnExplicit, |
3700 | bool AllowExplicit, bool AllowResultConversion = true); |
3701 | void AddSurrogateCandidate(CXXConversionDecl *Conversion, |
3702 | DeclAccessPair FoundDecl, |
3703 | CXXRecordDecl *ActingContext, |
3704 | const FunctionProtoType *Proto, |
3705 | Expr *Object, ArrayRef<Expr *> Args, |
3706 | OverloadCandidateSet& CandidateSet); |
3707 | void AddNonMemberOperatorCandidates( |
3708 | const UnresolvedSetImpl &Functions, ArrayRef<Expr *> Args, |
3709 | OverloadCandidateSet &CandidateSet, |
3710 | TemplateArgumentListInfo *ExplicitTemplateArgs = nullptr); |
3711 | void AddMemberOperatorCandidates(OverloadedOperatorKind Op, |
3712 | SourceLocation OpLoc, ArrayRef<Expr *> Args, |
3713 | OverloadCandidateSet &CandidateSet, |
3714 | OverloadCandidateParamOrder PO = {}); |
3715 | void AddBuiltinCandidate(QualType *ParamTys, ArrayRef<Expr *> Args, |
3716 | OverloadCandidateSet& CandidateSet, |
3717 | bool IsAssignmentOperator = false, |
3718 | unsigned NumContextualBoolArguments = 0); |
3719 | void AddBuiltinOperatorCandidates(OverloadedOperatorKind Op, |
3720 | SourceLocation OpLoc, ArrayRef<Expr *> Args, |
3721 | OverloadCandidateSet& CandidateSet); |
3722 | void AddArgumentDependentLookupCandidates(DeclarationName Name, |
3723 | SourceLocation Loc, |
3724 | ArrayRef<Expr *> Args, |
3725 | TemplateArgumentListInfo *ExplicitTemplateArgs, |
3726 | OverloadCandidateSet& CandidateSet, |
3727 | bool PartialOverloading = false); |
3728 | |
3729 | |
3730 | void NoteOverloadCandidate( |
3731 | NamedDecl *Found, FunctionDecl *Fn, |
3732 | OverloadCandidateRewriteKind RewriteKind = OverloadCandidateRewriteKind(), |
3733 | QualType DestType = QualType(), bool TakingAddress = false); |
3734 | |
3735 | |
3736 | |
3737 | void NoteAllOverloadCandidates(Expr *E, QualType DestType = QualType(), |
3738 | bool TakingAddress = false); |
3739 | |
3740 | |
3741 | |
3742 | EnableIfAttr *CheckEnableIf(FunctionDecl *Function, SourceLocation CallLoc, |
3743 | ArrayRef<Expr *> Args, |
3744 | bool MissingImplicitThis = false); |
3745 | |
3746 | |
3747 | |
3748 | std::pair<Expr *, std::string> findFailedBooleanCondition(Expr *Cond); |
3749 | |
3750 | |
3751 | |
3752 | |
3753 | |
3754 | |
3755 | |
3756 | |
3757 | bool diagnoseArgDependentDiagnoseIfAttrs(const FunctionDecl *Function, |
3758 | const Expr *ThisArg, |
3759 | ArrayRef<const Expr *> Args, |
3760 | SourceLocation Loc); |
3761 | |
3762 | |
3763 | |
3764 | |
3765 | |
3766 | |
3767 | |
3768 | |
3769 | bool diagnoseArgIndependentDiagnoseIfAttrs(const NamedDecl *ND, |
3770 | SourceLocation Loc); |
3771 | |
3772 | |
3773 | |
3774 | |
3775 | |
3776 | bool checkAddressOfFunctionIsAvailable(const FunctionDecl *Function, |
3777 | bool Complain = false, |
3778 | SourceLocation Loc = SourceLocation()); |
3779 | |
3780 | |
3781 | |
3782 | |
3783 | |
3784 | |
3785 | |
3786 | QualType ExtractUnqualifiedFunctionType(QualType PossiblyAFunctionType); |
3787 | |
3788 | FunctionDecl * |
3789 | ResolveAddressOfOverloadedFunction(Expr *AddressOfExpr, |
3790 | QualType TargetType, |
3791 | bool Complain, |
3792 | DeclAccessPair &Found, |
3793 | bool *pHadMultipleCandidates = nullptr); |
3794 | |
3795 | FunctionDecl * |
3796 | resolveAddressOfSingleOverloadCandidate(Expr *E, DeclAccessPair &FoundResult); |
3797 | |
3798 | bool resolveAndFixAddressOfSingleOverloadCandidate( |
3799 | ExprResult &SrcExpr, bool DoFunctionPointerConversion = false); |
3800 | |
3801 | FunctionDecl * |
3802 | ResolveSingleFunctionTemplateSpecialization(OverloadExpr *ovl, |
3803 | bool Complain = false, |
3804 | DeclAccessPair *Found = nullptr); |
3805 | |
3806 | bool ResolveAndFixSingleFunctionTemplateSpecialization( |
3807 | ExprResult &SrcExpr, |
3808 | bool DoFunctionPointerConverion = false, |
3809 | bool Complain = false, |
3810 | SourceRange OpRangeForComplaining = SourceRange(), |
3811 | QualType DestTypeForComplaining = QualType(), |
3812 | unsigned DiagIDForComplaining = 0); |
3813 | |
3814 | |
3815 | Expr *FixOverloadedFunctionReference(Expr *E, |
3816 | DeclAccessPair FoundDecl, |
3817 | FunctionDecl *Fn); |
3818 | ExprResult FixOverloadedFunctionReference(ExprResult, |
3819 | DeclAccessPair FoundDecl, |
3820 | FunctionDecl *Fn); |
3821 | |
3822 | void AddOverloadedCallCandidates(UnresolvedLookupExpr *ULE, |
3823 | ArrayRef<Expr *> Args, |
3824 | OverloadCandidateSet &CandidateSet, |
3825 | bool PartialOverloading = false); |
3826 | void AddOverloadedCallCandidates( |
3827 | LookupResult &R, TemplateArgumentListInfo *ExplicitTemplateArgs, |
3828 | ArrayRef<Expr *> Args, OverloadCandidateSet &CandidateSet); |
3829 | |
3830 | |
3831 | |
3832 | enum ForRangeStatus { |
3833 | FRS_Success, |
3834 | FRS_NoViableFunction, |
3835 | FRS_DiagnosticIssued |
3836 | }; |
3837 | |
3838 | ForRangeStatus BuildForRangeBeginEndCall(SourceLocation Loc, |
3839 | SourceLocation RangeLoc, |
3840 | const DeclarationNameInfo &NameInfo, |
3841 | LookupResult &MemberLookup, |
3842 | OverloadCandidateSet *CandidateSet, |
3843 | Expr *Range, ExprResult *CallExpr); |
3844 | |
3845 | ExprResult BuildOverloadedCallExpr(Scope *S, Expr *Fn, |
3846 | UnresolvedLookupExpr *ULE, |
3847 | SourceLocation LParenLoc, |
3848 | MultiExprArg Args, |
3849 | SourceLocation RParenLoc, |
3850 | Expr *ExecConfig, |
3851 | bool AllowTypoCorrection=true, |
3852 | bool CalleesAddressIsTaken=false); |
3853 | |
3854 | bool buildOverloadedCallSet(Scope *S, Expr *Fn, UnresolvedLookupExpr *ULE, |
3855 | MultiExprArg Args, SourceLocation RParenLoc, |
3856 | OverloadCandidateSet *CandidateSet, |
3857 | ExprResult *Result); |
3858 | |
3859 | ExprResult CreateUnresolvedLookupExpr(CXXRecordDecl *NamingClass, |
3860 | NestedNameSpecifierLoc NNSLoc, |
3861 | DeclarationNameInfo DNI, |
3862 | const UnresolvedSetImpl &Fns, |
3863 | bool PerformADL = true); |
3864 | |
3865 | ExprResult CreateOverloadedUnaryOp(SourceLocation OpLoc, |
3866 | UnaryOperatorKind Opc, |
3867 | const UnresolvedSetImpl &Fns, |
3868 | Expr *input, bool RequiresADL = true); |
3869 | |
3870 | void LookupOverloadedBinOp(OverloadCandidateSet &CandidateSet, |
3871 | OverloadedOperatorKind Op, |
3872 | const UnresolvedSetImpl &Fns, |
3873 | ArrayRef<Expr *> Args, bool RequiresADL = true); |
3874 | ExprResult CreateOverloadedBinOp(SourceLocation OpLoc, |
3875 | BinaryOperatorKind Opc, |
3876 | const UnresolvedSetImpl &Fns, |
3877 | Expr *LHS, Expr *RHS, |
3878 | bool RequiresADL = true, |
3879 | bool AllowRewrittenCandidates = true, |
3880 | FunctionDecl *DefaultedFn = nullptr); |
3881 | ExprResult BuildSynthesizedThreeWayComparison(SourceLocation OpLoc, |
3882 | const UnresolvedSetImpl &Fns, |
3883 | Expr *LHS, Expr *RHS, |
3884 | FunctionDecl *DefaultedFn); |
3885 | |
3886 | ExprResult CreateOverloadedArraySubscriptExpr(SourceLocation LLoc, |
3887 | SourceLocation RLoc, |
3888 | Expr *Base,Expr *Idx); |
3889 | |
3890 | ExprResult BuildCallToMemberFunction(Scope *S, Expr *MemExpr, |
3891 | SourceLocation LParenLoc, |
3892 | MultiExprArg Args, |
3893 | SourceLocation RParenLoc, |
3894 | bool AllowRecovery = false); |
3895 | ExprResult |
3896 | BuildCallToObjectOfClassType(Scope *S, Expr *Object, SourceLocation LParenLoc, |
3897 | MultiExprArg Args, |
3898 | SourceLocation RParenLoc); |
3899 | |
3900 | ExprResult BuildOverloadedArrowExpr(Scope *S, Expr *Base, |
3901 | SourceLocation OpLoc, |
3902 | bool *NoArrowOperatorFound = nullptr); |
3903 | |
3904 | |
3905 | |
3906 | |
3907 | bool CheckCallReturnType(QualType ReturnType, SourceLocation Loc, |
3908 | CallExpr *CE, FunctionDecl *FD); |
3909 | |
3910 | |
3911 | bool CheckParmsForFunctionDef(ArrayRef<ParmVarDecl *> Parameters, |
3912 | bool CheckParameterNames); |
3913 | void CheckCXXDefaultArguments(FunctionDecl *FD); |
3914 | void CheckExtraCXXDefaultArguments(Declarator &D); |
3915 | Scope *getNonFieldDeclScope(Scope *S); |
3916 | |
3917 | |
3918 | |
3919 | |
3920 | |
3921 | |
3922 | |
3923 | |
3924 | |
3925 | |
3926 | |
3927 | |
3928 | |
3929 | |
3930 | |
3931 | |
3932 | |
3933 | |
3934 | |
3935 | |
3936 | |
3937 | |
3938 | |
3939 | |
3940 | |
3941 | |
3942 | |
3943 | |
3944 | |
3945 | enum LookupNameKind { |
3946 | |
3947 | |
3948 | |
3949 | LookupOrdinaryName = 0, |
3950 | |
3951 | |
3952 | LookupTagName, |
3953 | |
3954 | LookupLabel, |
3955 | |
3956 | |
3957 | LookupMemberName, |
3958 | |
3959 | |
3960 | |
3961 | LookupOperatorName, |
3962 | |
3963 | |
3964 | LookupDestructorName, |
3965 | |
3966 | |
3967 | |
3968 | LookupNestedNameSpecifierName, |
3969 | |
3970 | |
3971 | |
3972 | LookupNamespaceName, |
3973 | |
3974 | |
3975 | |
3976 | LookupUsingDeclName, |
3977 | |
3978 | |
3979 | |
3980 | |
3981 | LookupRedeclarationWithLinkage, |
3982 | |
3983 | |
3984 | LookupLocalFriendName, |
3985 | |
3986 | LookupObjCProtocolName, |
3987 | |
3988 | LookupObjCImplicitSelfParam, |
3989 | |
3990 | LookupOMPReductionName, |
3991 | |
3992 | LookupOMPMapperName, |
3993 | |
3994 | LookupAnyName |
3995 | }; |
3996 | |
3997 | |
3998 | |
3999 | enum RedeclarationKind { |
4000 | |
4001 | |
4002 | NotForRedeclaration = 0, |
4003 | |
4004 | |
4005 | ForVisibleRedeclaration, |
4006 | |
4007 | |
4008 | |
4009 | ForExternalRedeclaration |
4010 | }; |
4011 | |
4012 | RedeclarationKind forRedeclarationInCurContext() { |
4013 | |
4014 | |
4015 | |
4016 | |
4017 | if (cast<Decl>(CurContext) |
4018 | ->getOwningModuleForLinkage(true)) |
4019 | return ForVisibleRedeclaration; |
4020 | return ForExternalRedeclaration; |
4021 | } |
4022 | |
4023 | |
4024 | enum LiteralOperatorLookupResult { |
4025 | |
4026 | LOLR_Error, |
4027 | |
4028 | LOLR_ErrorNoDiagnostic, |
4029 | |
4030 | |
4031 | LOLR_Cooked, |
4032 | |
4033 | |
4034 | LOLR_Raw, |
4035 | |
4036 | |
4037 | |
4038 | LOLR_Template, |
4039 | |
4040 | |
4041 | |
4042 | LOLR_StringTemplatePack, |
4043 | }; |
4044 | |
4045 | SpecialMemberOverloadResult LookupSpecialMember(CXXRecordDecl *D, |
4046 | CXXSpecialMember SM, |
4047 | bool ConstArg, |
4048 | bool VolatileArg, |
4049 | bool RValueThis, |
4050 | bool ConstThis, |
4051 | bool VolatileThis); |
4052 | |
4053 | typedef std::function<void(const TypoCorrection &)> TypoDiagnosticGenerator; |
4054 | typedef std::function<ExprResult(Sema &, TypoExpr *, TypoCorrection)> |
4055 | TypoRecoveryCallback; |
4056 | |
4057 | private: |
4058 | bool CppLookupName(LookupResult &R, Scope *S); |
4059 | |
4060 | struct TypoExprState { |
4061 | std::unique_ptr<TypoCorrectionConsumer> Consumer; |
4062 | TypoDiagnosticGenerator DiagHandler; |
4063 | TypoRecoveryCallback RecoveryHandler; |
4064 | TypoExprState(); |
4065 | TypoExprState(TypoExprState &&other) noexcept; |
4066 | TypoExprState &operator=(TypoExprState &&other) noexcept; |
4067 | }; |
4068 | |
4069 | |
4070 | llvm::MapVector<TypoExpr *, TypoExprState> DelayedTypos; |
4071 | |
4072 | |
4073 | TypoExpr *createDelayedTypo(std::unique_ptr<TypoCorrectionConsumer> TCC, |
4074 | TypoDiagnosticGenerator TDG, |
4075 | TypoRecoveryCallback TRC, SourceLocation TypoLoc); |
4076 | |
4077 | |
4078 | |
4079 | |
4080 | |
4081 | llvm::MapVector<NamespaceDecl*, bool> KnownNamespaces; |
4082 | |
4083 | |
4084 | |
4085 | bool LoadedExternalKnownNamespaces; |
4086 | |
4087 | |
4088 | |
4089 | |
4090 | std::unique_ptr<TypoCorrectionConsumer> |
4091 | makeTypoCorrectionConsumer(const DeclarationNameInfo &Typo, |
4092 | Sema::LookupNameKind LookupKind, Scope *S, |
4093 | CXXScopeSpec *SS, |
4094 | CorrectionCandidateCallback &CCC, |
4095 | DeclContext *MemberContext, bool EnteringContext, |
4096 | const ObjCObjectPointerType *OPT, |
4097 | bool ErrorRecovery); |
4098 | |
4099 | public: |
4100 | const TypoExprState &getTypoExprState(TypoExpr *TE) const; |
4101 | |
4102 | |
4103 | void clearDelayedTypo(TypoExpr *TE); |
4104 | |
4105 | |
4106 | |
4107 | |
4108 | |
4109 | |
4110 | NamedDecl *LookupSingleName(Scope *S, DeclarationName Name, |
4111 | SourceLocation Loc, |
4112 | LookupNameKind NameKind, |
4113 | RedeclarationKind Redecl |
4114 | = NotForRedeclaration); |
4115 | bool LookupBuiltin(LookupResult &R); |
4116 | void LookupNecessaryTypesForBuiltin(Scope *S, unsigned ID); |
4117 | bool LookupName(LookupResult &R, Scope *S, |
4118 | bool AllowBuiltinCreation = false); |
4119 | bool LookupQualifiedName(LookupResult &R, DeclContext *LookupCtx, |
4120 | bool InUnqualifiedLookup = false); |
4121 | bool LookupQualifiedName(LookupResult &R, DeclContext *LookupCtx, |
4122 | CXXScopeSpec &SS); |
4123 | bool LookupParsedName(LookupResult &R, Scope *S, CXXScopeSpec *SS, |
4124 | bool AllowBuiltinCreation = false, |
4125 | bool EnteringContext = false); |
4126 | ObjCProtocolDecl *LookupProtocol(IdentifierInfo *II, SourceLocation IdLoc, |
4127 | RedeclarationKind Redecl |
4128 | = NotForRedeclaration); |
4129 | bool LookupInSuper(LookupResult &R, CXXRecordDecl *Class); |
4130 | |
4131 | void LookupOverloadedOperatorName(OverloadedOperatorKind Op, Scope *S, |
4132 | UnresolvedSetImpl &Functions); |
4133 | |
4134 | LabelDecl *LookupOrCreateLabel(IdentifierInfo *II, SourceLocation IdentLoc, |
4135 | SourceLocation GnuLabelLoc = SourceLocation()); |
4136 | |
4137 | DeclContextLookupResult LookupConstructors(CXXRecordDecl *Class); |
4138 | CXXConstructorDecl *LookupDefaultConstructor(CXXRecordDecl *Class); |
4139 | CXXConstructorDecl *LookupCopyingConstructor(CXXRecordDecl *Class, |
4140 | unsigned Quals); |
4141 | CXXMethodDecl *LookupCopyingAssignment(CXXRecordDecl *Class, unsigned Quals, |
4142 | bool RValueThis, unsigned ThisQuals); |
4143 | CXXConstructorDecl *LookupMovingConstructor(CXXRecordDecl *Class, |
4144 | unsigned Quals); |
4145 | CXXMethodDecl *LookupMovingAssignment(CXXRecordDecl *Class, unsigned Quals, |
4146 | bool RValueThis, unsigned ThisQuals); |
4147 | CXXDestructorDecl *LookupDestructor(CXXRecordDecl *Class); |
4148 | |
4149 | bool checkLiteralOperatorId(const CXXScopeSpec &SS, const UnqualifiedId &Id, |
4150 | bool IsUDSuffix); |
4151 | LiteralOperatorLookupResult |
4152 | LookupLiteralOperator(Scope *S, LookupResult &R, ArrayRef<QualType> ArgTys, |
4153 | bool AllowRaw, bool AllowTemplate, |
4154 | bool AllowStringTemplate, bool DiagnoseMissing, |
4155 | StringLiteral *StringLit = nullptr); |
4156 | bool isKnownName(StringRef name); |
4157 | |
4158 | |
4159 | enum class FunctionEmissionStatus { |
4160 | Emitted, |
4161 | CUDADiscarded, |
4162 | OMPDiscarded, |
4163 | TemplateDiscarded, |
4164 | Unknown, |
4165 | }; |
4166 | FunctionEmissionStatus getEmissionStatus(FunctionDecl *Decl, |
4167 | bool Final = false); |
4168 | |
4169 | |
4170 | bool shouldIgnoreInHostDeviceCheck(FunctionDecl *Callee); |
4171 | |
4172 | void ArgumentDependentLookup(DeclarationName Name, SourceLocation Loc, |
4173 | ArrayRef<Expr *> Args, ADLResult &Functions); |
4174 | |
4175 | void LookupVisibleDecls(Scope *S, LookupNameKind Kind, |
4176 | VisibleDeclConsumer &Consumer, |
4177 | bool IncludeGlobalScope = true, |
4178 | bool LoadExternal = true); |
4179 | void LookupVisibleDecls(DeclContext *Ctx, LookupNameKind Kind, |
4180 | VisibleDeclConsumer &Consumer, |
4181 | bool IncludeGlobalScope = true, |
4182 | bool IncludeDependentBases = false, |
4183 | bool LoadExternal = true); |
4184 | |
4185 | enum CorrectTypoKind { |
4186 | CTK_NonError, |
4187 | CTK_ErrorRecovery |
4188 | }; |
4189 | |
4190 | TypoCorrection CorrectTypo(const DeclarationNameInfo &Typo, |
4191 | Sema::LookupNameKind LookupKind, |
4192 | Scope *S, CXXScopeSpec *SS, |
4193 | CorrectionCandidateCallback &CCC, |
4194 | CorrectTypoKind Mode, |
4195 | DeclContext *MemberContext = nullptr, |
4196 | bool EnteringContext = false, |
4197 | const ObjCObjectPointerType *OPT = nullptr, |
4198 | bool RecordFailure = true); |
4199 | |
4200 | TypoExpr *CorrectTypoDelayed(const DeclarationNameInfo &Typo, |
4201 | Sema::LookupNameKind LookupKind, Scope *S, |
4202 | CXXScopeSpec *SS, |
4203 | CorrectionCandidateCallback &CCC, |
4204 | TypoDiagnosticGenerator TDG, |
4205 | TypoRecoveryCallback TRC, CorrectTypoKind Mode, |
4206 | DeclContext *MemberContext = nullptr, |
4207 | bool EnteringContext = false, |
4208 | const ObjCObjectPointerType *OPT = nullptr); |
4209 | |
4210 | |
4211 | |
4212 | |
4213 | |
4214 | |
4215 | |
4216 | |
4217 | |
4218 | |
4219 | |
4220 | |
4221 | |
4222 | |
4223 | |
4224 | |
4225 | |
4226 | |
4227 | ExprResult CorrectDelayedTyposInExpr( |
4228 | Expr *E, VarDecl *InitDecl = nullptr, |
4229 | bool RecoverUncorrectedTypos = false, |
4230 | llvm::function_ref<ExprResult(Expr *)> Filter = |
4231 | [](Expr *E) -> ExprResult { return E; }); |
4232 | |
4233 | ExprResult CorrectDelayedTyposInExpr( |
4234 | ExprResult ER, VarDecl *InitDecl = nullptr, |
4235 | bool RecoverUncorrectedTypos = false, |
4236 | llvm::function_ref<ExprResult(Expr *)> Filter = |
4237 | [](Expr *E) -> ExprResult { return E; }) { |
4238 | return ER.isInvalid() |
4239 | ? ER |
4240 | : CorrectDelayedTyposInExpr(ER.get(), InitDecl, |
4241 | RecoverUncorrectedTypos, Filter); |
4242 | } |
4243 | |
4244 | void diagnoseTypo(const TypoCorrection &Correction, |
4245 | const PartialDiagnostic &TypoDiag, |
4246 | bool ErrorRecovery = true); |
4247 | |
4248 | void diagnoseTypo(const TypoCorrection &Correction, |
4249 | const PartialDiagnostic &TypoDiag, |
4250 | const PartialDiagnostic &PrevNote, |
4251 | bool ErrorRecovery = true); |
4252 | |
4253 | void MarkTypoCorrectedFunctionDefinition(const NamedDecl *F); |
4254 | |
4255 | void FindAssociatedClassesAndNamespaces(SourceLocation InstantiationLoc, |
4256 | ArrayRef<Expr *> Args, |
4257 | AssociatedNamespaceSet &AssociatedNamespaces, |
4258 | AssociatedClassSet &AssociatedClasses); |
4259 | |
4260 | void FilterLookupForScope(LookupResult &R, DeclContext *Ctx, Scope *S, |
4261 | bool ConsiderLinkage, bool AllowInlineNamespace); |
4262 | |
4263 | bool CheckRedeclarationModuleOwnership(NamedDecl *New, NamedDecl *Old); |
4264 | |
4265 | void DiagnoseAmbiguousLookup(LookupResult &Result); |
4266 | |
4267 | |
4268 | |
4269 | ExprResult CreateRecoveryExpr(SourceLocation Begin, SourceLocation End, |
4270 | ArrayRef<Expr *> SubExprs, |
4271 | QualType T = QualType()); |
4272 | |
4273 | ObjCInterfaceDecl *getObjCInterfaceDecl(IdentifierInfo *&Id, |
4274 | SourceLocation IdLoc, |
4275 | bool TypoCorrection = false); |
4276 | FunctionDecl *CreateBuiltin(IdentifierInfo *II, QualType Type, unsigned ID, |
4277 | SourceLocation Loc); |
4278 | NamedDecl *LazilyCreateBuiltin(IdentifierInfo *II, unsigned ID, |
4279 | Scope *S, bool ForRedeclaration, |
4280 | SourceLocation Loc); |
4281 | NamedDecl *ImplicitlyDefineFunction(SourceLocation Loc, IdentifierInfo &II, |
4282 | Scope *S); |
4283 | void AddKnownFunctionAttributesForReplaceableGlobalAllocationFunction( |
4284 | FunctionDecl *FD); |
4285 | void AddKnownFunctionAttributes(FunctionDecl *FD); |
4286 | |
4287 | |
4288 | |
4289 | void ProcessPragmaWeak(Scope *S, Decl *D); |
4290 | |
4291 | void ProcessDeclAttributes(Scope *S, Decl *D, const Declarator &PD); |
4292 | |
4293 | void ProcessDeclAttributeDelayed(Decl *D, |
4294 | const ParsedAttributesView &AttrList); |
4295 | void ProcessDeclAttributeList(Scope *S, Decl *D, const ParsedAttributesView &AL, |
4296 | bool IncludeCXX11Attributes = true); |
4297 | bool ProcessAccessDeclAttributeList(AccessSpecDecl *ASDecl, |
4298 | const ParsedAttributesView &AttrList); |
4299 | |
4300 | void checkUnusedDeclAttributes(Declarator &D); |
4301 | |
4302 | |
4303 | |
4304 | |
4305 | |
4306 | bool checkCommonAttributeFeatures(const Decl *D, const ParsedAttr &A); |
4307 | bool checkCommonAttributeFeatures(const Stmt *S, const ParsedAttr &A); |
4308 | |
4309 | |
4310 | |
4311 | |
4312 | |
4313 | bool isValidPointerAttrType(QualType T, bool RefOkay = false); |
4314 | |
4315 | bool CheckRegparmAttr(const ParsedAttr &attr, unsigned &value); |
4316 | bool CheckCallingConvAttr(const ParsedAttr &attr, CallingConv &CC, |
4317 | const FunctionDecl *FD = nullptr); |
4318 | bool CheckAttrTarget(const ParsedAttr &CurrAttr); |
4319 | bool CheckAttrNoArgs(const ParsedAttr &CurrAttr); |
4320 | bool checkStringLiteralArgumentAttr(const ParsedAttr &Attr, unsigned ArgNum, |
4321 | StringRef &Str, |
4322 | SourceLocation *ArgLocation = nullptr); |
4323 | llvm::Error isValidSectionSpecifier(StringRef Str); |
4324 | bool checkSectionName(SourceLocation LiteralLoc, StringRef Str); |
4325 | bool checkTargetAttr(SourceLocation LiteralLoc, StringRef Str); |
4326 | bool checkMSInheritanceAttrOnDefinition( |
4327 | CXXRecordDecl *RD, SourceRange Range, bool BestCase, |
4328 | MSInheritanceModel SemanticSpelling); |
4329 | |
4330 | void CheckAlignasUnderalignment(Decl *D); |
4331 | |
4332 | |
4333 | |
4334 | |
4335 | void adjustMemberFunctionCC(QualType &T, bool IsStatic, bool IsCtorOrDtor, |
4336 | SourceLocation Loc); |
4337 | |
4338 | |
4339 | |
4340 | |
4341 | bool hasExplicitCallingConv(QualType T); |
4342 | |
4343 | |
4344 | |
4345 | const AttributedType *getCallingConvAttributedType(QualType T) const; |
4346 | |
4347 | |
4348 | |
4349 | void ProcessStmtAttributes(Stmt *Stmt, |
4350 | const ParsedAttributesWithRange &InAttrs, |
4351 | SmallVectorImpl<const Attr *> &OutAttrs); |
4352 | |
4353 | void WarnConflictingTypedMethods(ObjCMethodDecl *Method, |
4354 | ObjCMethodDecl *MethodDecl, |
4355 | bool IsProtocolMethodDecl); |
4356 | |
4357 | void CheckConflictingOverridingMethod(ObjCMethodDecl *Method, |
4358 | ObjCMethodDecl *Overridden, |
4359 | bool IsProtocolMethodDecl); |
4360 | |
4361 | |
4362 | |
4363 | void WarnExactTypedMethods(ObjCMethodDecl *Method, |
4364 | ObjCMethodDecl *MethodDecl, |
4365 | bool IsProtocolMethodDecl); |
4366 | |
4367 | typedef llvm::SmallPtrSet<Selector, 8> SelectorSet; |
4368 | |
4369 | |
4370 | |
4371 | void CheckImplementationIvars(ObjCImplementationDecl *ImpDecl, |
4372 | ObjCIvarDecl **Fields, unsigned nIvars, |
4373 | SourceLocation Loc); |
4374 | |
4375 | |
4376 | |
4377 | void ImplMethodsVsClassMethods(Scope *S, ObjCImplDecl* IMPDecl, |
4378 | ObjCContainerDecl* IDecl, |
4379 | bool IncompleteImpl = false); |
4380 | |
4381 | |
4382 | |
4383 | void DiagnoseUnimplementedProperties(Scope *S, ObjCImplDecl* IMPDecl, |
4384 | ObjCContainerDecl *CDecl, |
4385 | bool SynthesizeProperties); |
4386 | |
4387 | |
4388 | void diagnoseNullResettableSynthesizedSetters(const ObjCImplDecl *impDecl); |
4389 | |
4390 | |
4391 | |
4392 | void DefaultSynthesizeProperties(Scope *S, ObjCImplDecl *IMPDecl, |
4393 | ObjCInterfaceDecl *IDecl, |
4394 | SourceLocation AtEnd); |
4395 | void DefaultSynthesizeProperties(Scope *S, Decl *D, SourceLocation AtEnd); |
4396 | |
4397 | |
4398 | |
4399 | |
4400 | bool IvarBacksCurrentMethodAccessor(ObjCInterfaceDecl *IFace, |
4401 | ObjCMethodDecl *Method, ObjCIvarDecl *IV); |
4402 | |
4403 | |
4404 | |
4405 | void DiagnoseUnusedBackingIvarInAccessor(Scope *S, |
4406 | const ObjCImplementationDecl *ImplD); |
4407 | |
4408 | |
4409 | |
4410 | |
4411 | ObjCIvarDecl *GetIvarBackingPropertyAccessor(const ObjCMethodDecl *Method, |
4412 | const ObjCPropertyDecl *&PDecl) const; |
4413 | |
4414 | |
4415 | |
4416 | ObjCPropertyDecl *HandlePropertyInClassExtension(Scope *S, |
4417 | SourceLocation AtLoc, |
4418 | SourceLocation LParenLoc, |
4419 | FieldDeclarator &FD, |
4420 | Selector GetterSel, |
4421 | SourceLocation GetterNameLoc, |
4422 | Selector SetterSel, |
4423 | SourceLocation SetterNameLoc, |
4424 | const bool isReadWrite, |
4425 | unsigned &Attributes, |
4426 | const unsigned AttributesAsWritten, |
4427 | QualType T, |
4428 | TypeSourceInfo *TSI, |
4429 | tok::ObjCKeywordKind MethodImplKind); |
4430 | |
4431 | |
4432 | |
4433 | ObjCPropertyDecl *CreatePropertyDecl(Scope *S, |
4434 | ObjCContainerDecl *CDecl, |
4435 | SourceLocation AtLoc, |
4436 | SourceLocation LParenLoc, |
4437 | FieldDeclarator &FD, |
4438 | Selector GetterSel, |
4439 | SourceLocation GetterNameLoc, |
4440 | Selector SetterSel, |
4441 | SourceLocation SetterNameLoc, |
4442 | const bool isReadWrite, |
4443 | const unsigned Attributes, |
4444 | const unsigned AttributesAsWritten, |
4445 | QualType T, |
4446 | TypeSourceInfo *TSI, |
4447 | tok::ObjCKeywordKind MethodImplKind, |
4448 | DeclContext *lexicalDC = nullptr); |
4449 | |
4450 | |
4451 | |
4452 | |
4453 | void AtomicPropertySetterGetterRules(ObjCImplDecl* IMPDecl, |
4454 | ObjCInterfaceDecl* IDecl); |
4455 | |
4456 | void DiagnoseOwningPropertyGetterSynthesis(const ObjCImplementationDecl *D); |
4457 | |
4458 | void DiagnoseMissingDesignatedInitOverrides( |
4459 | const ObjCImplementationDecl *ImplD, |
4460 | const ObjCInterfaceDecl *IFD); |
4461 | |
4462 | void DiagnoseDuplicateIvars(ObjCInterfaceDecl *ID, ObjCInterfaceDecl *SID); |
4463 | |
4464 | enum MethodMatchStrategy { |
4465 | MMS_loose, |
4466 | MMS_strict |
4467 | }; |
4468 | |
4469 | |
4470 | |
4471 | bool MatchTwoMethodDeclarations(const ObjCMethodDecl *Method, |
4472 | const ObjCMethodDecl *PrevMethod, |
4473 | MethodMatchStrategy strategy = MMS_strict); |
4474 | |
4475 | |
4476 | |
4477 | void MatchAllMethodDeclarations(const SelectorSet &InsMap, |
4478 | const SelectorSet &ClsMap, |
4479 | SelectorSet &InsMapSeen, |
4480 | SelectorSet &ClsMapSeen, |
4481 | ObjCImplDecl* IMPDecl, |
4482 | ObjCContainerDecl* IDecl, |
4483 | bool &IncompleteImpl, |
4484 | bool ImmediateClass, |
4485 | bool WarnCategoryMethodImpl=false); |
4486 | |
4487 | |
4488 | |
4489 | |
4490 | void CheckCategoryVsClassMethodMatches(ObjCCategoryImplDecl *CatIMP); |
4491 | |
4492 | |
4493 | void addMethodToGlobalList(ObjCMethodList *List, ObjCMethodDecl *Method); |
4494 | |
4495 | |
4496 | LangAS getDefaultCXXMethodAddrSpace() const; |
4497 | |
4498 | private: |
4499 | |
4500 | |
4501 | void AddMethodToGlobalPool(ObjCMethodDecl *Method, bool impl, bool instance); |
4502 | |
4503 | |
4504 | |
4505 | ObjCMethodDecl *LookupMethodInGlobalPool(Selector Sel, SourceRange R, |
4506 | bool receiverIdOrClass, |
4507 | bool instance); |
4508 | |
4509 | public: |
4510 | |
4511 | |
4512 | |
4513 | |
4514 | |
4515 | bool |
4516 | CollectMultipleMethodsInGlobalPool(Selector Sel, |
4517 | SmallVectorImpl<ObjCMethodDecl*>& Methods, |
4518 | bool InstanceFirst, bool CheckTheOther, |
4519 | const ObjCObjectType *TypeBound = nullptr); |
4520 | |
4521 | bool |
4522 | AreMultipleMethodsInGlobalPool(Selector Sel, ObjCMethodDecl *BestMethod, |
4523 | SourceRange R, bool receiverIdOrClass, |
4524 | SmallVectorImpl<ObjCMethodDecl*>& Methods); |
4525 | |
4526 | void |
4527 | DiagnoseMultipleMethodInGlobalPool(SmallVectorImpl<ObjCMethodDecl*> &Methods, |
4528 | Selector Sel, SourceRange R, |
4529 | bool receiverIdOrClass); |
4530 | |
4531 | private: |
4532 | |
4533 | |
4534 | ObjCMethodDecl *SelectBestMethod(Selector Sel, MultiExprArg Args, |
4535 | bool IsInstance, |
4536 | SmallVectorImpl<ObjCMethodDecl*>& Methods); |
4537 | |
4538 | |
4539 | |
4540 | TypoCorrection FailedCorrection(IdentifierInfo *Typo, SourceLocation TypoLoc, |
4541 | bool RecordFailure = true) { |
4542 | if (RecordFailure) |
4543 | TypoCorrectionFailures[Typo].insert(TypoLoc); |
4544 | return TypoCorrection(); |
4545 | } |
4546 | |
4547 | public: |
4548 | |
4549 | |
4550 | |
4551 | |
4552 | void AddInstanceMethodToGlobalPool(ObjCMethodDecl *Method, bool impl=false) { |
4553 | AddMethodToGlobalPool(Method, impl, true); |
4554 | } |
4555 | |
4556 | |
4557 | void AddFactoryMethodToGlobalPool(ObjCMethodDecl *Method, bool impl=false) { |
4558 | AddMethodToGlobalPool(Method, impl, false); |
4559 | } |
4560 | |
4561 | |
4562 | |
4563 | void AddAnyMethodToGlobalPool(Decl *D); |
4564 | |
4565 | |
4566 | |
4567 | ObjCMethodDecl *LookupInstanceMethodInGlobalPool(Selector Sel, SourceRange R, |
4568 | bool receiverIdOrClass=false) { |
4569 | return LookupMethodInGlobalPool(Sel, R, receiverIdOrClass, |
4570 | true); |
4571 | } |
4572 | |
4573 | |
4574 | |
4575 | ObjCMethodDecl *LookupFactoryMethodInGlobalPool(Selector Sel, SourceRange R, |
4576 | bool receiverIdOrClass=false) { |
4577 | return LookupMethodInGlobalPool(Sel, R, receiverIdOrClass, |
4578 | false); |
4579 | } |
4580 | |
4581 | const ObjCMethodDecl *SelectorsForTypoCorrection(Selector Sel, |
4582 | QualType ObjectType=QualType()); |
4583 | |
4584 | |
4585 | ObjCMethodDecl *LookupImplementedMethodInGlobalPool(Selector Sel); |
4586 | |
4587 | |
4588 | |
4589 | void CollectIvarsToConstructOrDestruct(ObjCInterfaceDecl *OI, |
4590 | SmallVectorImpl<ObjCIvarDecl*> &Ivars); |
4591 | |
4592 | |
4593 | |
4594 | public: |
4595 | class FullExprArg { |
4596 | public: |
4597 | FullExprArg() : E(nullptr) { } |
4598 | FullExprArg(Sema &actions) : E(nullptr) { } |
4599 | |
4600 | ExprResult release() { |
4601 | return E; |
4602 | } |
4603 | |
4604 | Expr *get() const { return E; } |
4605 | |
4606 | Expr *operator->() { |
4607 | return E; |
4608 | } |
4609 | |
4610 | private: |
4611 | |
4612 | |
4613 | friend class Sema; |
4614 | |
4615 | explicit FullExprArg(Expr *expr) : E(expr) {} |
4616 | |
4617 | Expr *E; |
4618 | }; |
4619 | |
4620 | FullExprArg MakeFullExpr(Expr *Arg) { |
4621 | return MakeFullExpr(Arg, Arg ? Arg->getExprLoc() : SourceLocation()); |
4622 | } |
4623 | FullExprArg MakeFullExpr(Expr *Arg, SourceLocation CC) { |
4624 | return FullExprArg( |
4625 | ActOnFinishFullExpr(Arg, CC, false).get()); |
4626 | } |
4627 | FullExprArg MakeFullDiscardedValueExpr(Expr *Arg) { |
4628 | ExprResult FE = |
4629 | ActOnFinishFullExpr(Arg, Arg ? Arg->getExprLoc() : SourceLocation(), |
4630 | true); |
4631 | return FullExprArg(FE.get()); |
4632 | } |
4633 | |
4634 | StmtResult ActOnExprStmt(ExprResult Arg, bool DiscardedValue = true); |
4635 | StmtResult ActOnExprStmtError(); |
4636 | |
4637 | StmtResult ActOnNullStmt(SourceLocation SemiLoc, |
4638 | bool HasLeadingEmptyMacro = false); |
4639 | |
4640 | void ActOnStartOfCompoundStmt(bool IsStmtExpr); |
4641 | void ActOnAfterCompoundStatementLeadingPragmas(); |
4642 | void ActOnFinishOfCompoundStmt(); |
4643 | StmtResult ActOnCompoundStmt(SourceLocation L, SourceLocation R, |
4644 | ArrayRef<Stmt *> Elts, bool isStmtExpr); |
4645 | |
4646 | |
4647 | class CompoundScopeRAII { |
4648 | public: |
4649 | CompoundScopeRAII(Sema &S, bool IsStmtExpr = false) : S(S) { |
4650 | S.ActOnStartOfCompoundStmt(IsStmtExpr); |
4651 | } |
4652 | |
4653 | ~CompoundScopeRAII() { |
4654 | S.ActOnFinishOfCompoundStmt(); |
4655 | } |
4656 | |
4657 | private: |
4658 | Sema &S; |
4659 | }; |
4660 | |
4661 | |
4662 | struct FunctionScopeRAII { |
4663 | Sema &S; |
4664 | bool Active; |
4665 | FunctionScopeRAII(Sema &S) : S(S), Active(true) {} |
4666 | ~FunctionScopeRAII() { |
4667 | if (Active) |
4668 | S.PopFunctionScopeInfo(); |
4669 | } |
4670 | void disable() { Active = false; } |
4671 | }; |
4672 | |
4673 | StmtResult ActOnDeclStmt(DeclGroupPtrTy Decl, |
4674 | SourceLocation StartLoc, |
4675 | SourceLocation EndLoc); |
4676 | void ActOnForEachDeclStmt(DeclGroupPtrTy Decl); |
4677 | StmtResult ActOnForEachLValueExpr(Expr *E); |
4678 | ExprResult ActOnCaseExpr(SourceLocation CaseLoc, ExprResult Val); |
4679 | StmtResult ActOnCaseStmt(SourceLocation CaseLoc, ExprResult LHS, |
4680 | SourceLocation DotDotDotLoc, ExprResult RHS, |
4681 | SourceLocation ColonLoc); |
4682 | void ActOnCaseStmtBody(Stmt *CaseStmt, Stmt *SubStmt); |
4683 | |
4684 | StmtResult ActOnDefaultStmt(SourceLocation DefaultLoc, |
4685 | SourceLocation ColonLoc, |
4686 | Stmt *SubStmt, Scope *CurScope); |
4687 | StmtResult ActOnLabelStmt(SourceLocation IdentLoc, LabelDecl *TheDecl, |
4688 | SourceLocation ColonLoc, Stmt *SubStmt); |
4689 | |
4690 | StmtResult BuildAttributedStmt(SourceLocation AttrsLoc, |
4691 | ArrayRef<const Attr *> Attrs, Stmt *SubStmt); |
4692 | StmtResult ActOnAttributedStmt(const ParsedAttributesWithRange &AttrList, |
4693 | Stmt *SubStmt); |
4694 | |
4695 | class ConditionResult; |
4696 | StmtResult ActOnIfStmt(SourceLocation IfLoc, bool IsConstexpr, |
4697 | SourceLocation LParenLoc, Stmt *InitStmt, |
4698 | ConditionResult Cond, SourceLocation RParenLoc, |
4699 | Stmt *ThenVal, SourceLocation ElseLoc, Stmt *ElseVal); |
4700 | StmtResult BuildIfStmt(SourceLocation IfLoc, bool IsConstexpr, |
4701 | SourceLocation LParenLoc, Stmt *InitStmt, |
4702 | ConditionResult Cond, SourceLocation RParenLoc, |
4703 | Stmt *ThenVal, SourceLocation ElseLoc, Stmt *ElseVal); |
4704 | StmtResult ActOnStartOfSwitchStmt(SourceLocation SwitchLoc, |
4705 | SourceLocation LParenLoc, Stmt *InitStmt, |
4706 | ConditionResult Cond, |
4707 | SourceLocation RParenLoc); |
4708 | StmtResult ActOnFinishSwitchStmt(SourceLocation SwitchLoc, |
4709 | Stmt *Switch, Stmt *Body); |
4710 | StmtResult ActOnWhileStmt(SourceLocation WhileLoc, SourceLocation LParenLoc, |
4711 | ConditionResult Cond, SourceLocation RParenLoc, |
4712 | Stmt *Body); |
4713 | StmtResult ActOnDoStmt(SourceLocation DoLoc, Stmt *Body, |
4714 | SourceLocation WhileLoc, SourceLocation CondLParen, |
4715 | Expr *Cond, SourceLocation CondRParen); |
4716 | |
4717 | StmtResult ActOnForStmt(SourceLocation ForLoc, |
4718 | SourceLocation LParenLoc, |
4719 | Stmt *First, |
4720 | ConditionResult Second, |
4721 | FullExprArg Third, |
4722 | SourceLocation RParenLoc, |
4723 | Stmt *Body); |
4724 | ExprResult CheckObjCForCollectionOperand(SourceLocation forLoc, |
4725 | Expr *collection); |
4726 | StmtResult ActOnObjCForCollectionStmt(SourceLocation ForColLoc, |
4727 | Stmt *First, Expr *collection, |
4728 | SourceLocation RParenLoc); |
4729 | StmtResult FinishObjCForCollectionStmt(Stmt *ForCollection, Stmt *Body); |
4730 | |
4731 | enum BuildForRangeKind { |
4732 | |
4733 | BFRK_Build, |
4734 | |
4735 | |
4736 | BFRK_Rebuild, |
4737 | |
4738 | |
4739 | BFRK_Check |
4740 | }; |
4741 | |
4742 | StmtResult ActOnCXXForRangeStmt(Scope *S, SourceLocation ForLoc, |
4743 | SourceLocation CoawaitLoc, |
4744 | Stmt *InitStmt, |
4745 | Stmt *LoopVar, |
4746 | SourceLocation ColonLoc, Expr *Collection, |
4747 | SourceLocation RParenLoc, |
4748 | BuildForRangeKind Kind); |
4749 | StmtResult BuildCXXForRangeStmt(SourceLocation ForLoc, |
4750 | SourceLocation CoawaitLoc, |
4751 | Stmt *InitStmt, |
4752 | SourceLocation ColonLoc, |
4753 | Stmt *RangeDecl, Stmt *Begin, Stmt *End, |
4754 | Expr *Cond, Expr *Inc, |
4755 | Stmt *LoopVarDecl, |
4756 | SourceLocation RParenLoc, |
4757 | BuildForRangeKind Kind); |
4758 | StmtResult FinishCXXForRangeStmt(Stmt *ForRange, Stmt *Body); |
4759 | |
4760 | StmtResult ActOnGotoStmt(SourceLocation GotoLoc, |
4761 | SourceLocation LabelLoc, |
4762 | LabelDecl *TheDecl); |
4763 | StmtResult ActOnIndirectGotoStmt(SourceLocation GotoLoc, |
4764 | SourceLocation StarLoc, |
4765 | Expr *DestExp); |
4766 | StmtResult ActOnContinueStmt(SourceLocation ContinueLoc, Scope *CurScope); |
4767 | StmtResult ActOnBreakStmt(SourceLocation BreakLoc, Scope *CurScope); |
4768 | |
4769 | void ActOnCapturedRegionStart(SourceLocation Loc, Scope *CurScope, |
4770 | CapturedRegionKind Kind, unsigned NumParams); |
4771 | typedef std::pair<StringRef, QualType> CapturedParamNameType; |
4772 | void ActOnCapturedRegionStart(SourceLocation Loc, Scope *CurScope, |
4773 | CapturedRegionKind Kind, |
4774 | ArrayRef<CapturedParamNameType> Params, |
4775 | unsigned OpenMPCaptureLevel = 0); |
4776 | StmtResult ActOnCapturedRegionEnd(Stmt *S); |
4777 | void ActOnCapturedRegionError(); |
4778 | RecordDecl *CreateCapturedStmtRecordDecl(CapturedDecl *&CD, |
4779 | SourceLocation Loc, |
4780 | unsigned NumParams); |
4781 | |
4782 | struct NamedReturnInfo { |
4783 | const VarDecl *Candidate; |
4784 | |
4785 | enum Status : uint8_t { None, MoveEligible, MoveEligibleAndCopyElidable }; |
4786 | Status S; |
4787 | |
4788 | bool isMoveEligible() const { return S != None; }; |
4789 | bool isCopyElidable() const { return S == MoveEligibleAndCopyElidable; } |
4790 | }; |
4791 | enum class SimplerImplicitMoveMode { ForceOff, Normal, ForceOn }; |
4792 | NamedReturnInfo getNamedReturnInfo( |
4793 | Expr *&E, SimplerImplicitMoveMode Mode = SimplerImplicitMoveMode::Normal); |
4794 | NamedReturnInfo getNamedReturnInfo(const VarDecl *VD); |
4795 | const VarDecl *getCopyElisionCandidate(NamedReturnInfo &Info, |
4796 | QualType ReturnType); |
4797 | |
4798 | ExprResult |
4799 | PerformMoveOrCopyInitialization(const InitializedEntity &Entity, |
4800 | const NamedReturnInfo &NRInfo, Expr *Value, |
4801 | bool SupressSimplerImplicitMoves = false); |
4802 | |
4803 | StmtResult ActOnReturnStmt(SourceLocation ReturnLoc, Expr *RetValExp, |
4804 | Scope *CurScope); |
4805 | StmtResult BuildReturnStmt(SourceLocation ReturnLoc, Expr *RetValExp); |
4806 | StmtResult ActOnCapScopeReturnStmt(SourceLocation ReturnLoc, Expr *RetValExp, |
4807 | NamedReturnInfo &NRInfo, |
4808 | bool SupressSimplerImplicitMoves); |
4809 | |
4810 | StmtResult ActOnGCCAsmStmt(SourceLocation AsmLoc, bool IsSimple, |
4811 | bool IsVolatile, unsigned NumOutputs, |
4812 | unsigned NumInputs, IdentifierInfo **Names, |
4813 | MultiExprArg Constraints, MultiExprArg Exprs, |
4814 | Expr *AsmString, MultiExprArg Clobbers, |
4815 | unsigned NumLabels, |
4816 | SourceLocation RParenLoc); |
4817 | |
4818 | void FillInlineAsmIdentifierInfo(Expr *Res, |
4819 | llvm::InlineAsmIdentifierInfo &Info); |
4820 | ExprResult LookupInlineAsmIdentifier(CXXScopeSpec &SS, |
4821 | SourceLocation TemplateKWLoc, |
4822 | UnqualifiedId &Id, |
4823 | bool IsUnevaluatedContext); |
4824 | bool LookupInlineAsmField(StringRef Base, StringRef Member, |
4825 | unsigned &Offset, SourceLocation AsmLoc); |
4826 | ExprResult LookupInlineAsmVarDeclField(Expr *RefExpr, StringRef Member, |
4827 | SourceLocation AsmLoc); |
4828 | StmtResult ActOnMSAsmStmt(SourceLocation AsmLoc, SourceLocation LBraceLoc, |
4829 | ArrayRef<Token> AsmToks, |
4830 | StringRef AsmString, |
4831 | unsigned NumOutputs, unsigned NumInputs, |
4832 | ArrayRef<StringRef> Constraints, |
4833 | ArrayRef<StringRef> Clobbers, |
4834 | ArrayRef<Expr*> Exprs, |
4835 | SourceLocation EndLoc); |
4836 | LabelDecl *GetOrCreateMSAsmLabel(StringRef ExternalLabelName, |
4837 | SourceLocation Location, |
4838 | bool AlwaysCreate); |
4839 | |
4840 | VarDecl *BuildObjCExceptionDecl(TypeSourceInfo *TInfo, QualType ExceptionType, |
4841 | SourceLocation StartLoc, |
4842 | SourceLocation IdLoc, IdentifierInfo *Id, |
4843 | bool Invalid = false); |
4844 | |
4845 | Decl *ActOnObjCExceptionDecl(Scope *S, Declarator &D); |
4846 | |
4847 | StmtResult ActOnObjCAtCatchStmt(SourceLocation AtLoc, SourceLocation RParen, |
4848 | Decl *Parm, Stmt *Body); |
4849 | |
4850 | StmtResult ActOnObjCAtFinallyStmt(SourceLocation AtLoc, Stmt *Body); |
4851 | |
4852 | StmtResult ActOnObjCAtTryStmt(SourceLocation AtLoc, Stmt *Try, |
4853 | MultiStmtArg Catch, Stmt *Finally); |
4854 | |
4855 | StmtResult BuildObjCAtThrowStmt(SourceLocation AtLoc, Expr *Throw); |
4856 | StmtResult ActOnObjCAtThrowStmt(SourceLocation AtLoc, Expr *Throw, |
4857 | Scope *CurScope); |
4858 | ExprResult ActOnObjCAtSynchronizedOperand(SourceLocation atLoc, |
4859 | Expr *operand); |
4860 | StmtResult ActOnObjCAtSynchronizedStmt(SourceLocation AtLoc, |
4861 | Expr *SynchExpr, |
4862 | Stmt *SynchBody); |
4863 | |
4864 | StmtResult ActOnObjCAutoreleasePoolStmt(SourceLocation AtLoc, Stmt *Body); |
4865 | |
4866 | VarDecl *BuildExceptionDeclaration(Scope *S, TypeSourceInfo *TInfo, |
4867 | SourceLocation StartLoc, |
4868 | SourceLocation IdLoc, |
4869 | IdentifierInfo *Id); |
4870 | |
4871 | Decl *ActOnExceptionDeclarator(Scope *S, Declarator &D); |
4872 | |
4873 | StmtResult ActOnCXXCatchBlock(SourceLocation CatchLoc, |
4874 | Decl *ExDecl, Stmt *HandlerBlock); |
4875 | StmtResult ActOnCXXTryBlock(SourceLocation TryLoc, Stmt *TryBlock, |
4876 | ArrayRef<Stmt *> Handlers); |
4877 | |
4878 | StmtResult ActOnSEHTryBlock(bool IsCXXTry, |
4879 | SourceLocation TryLoc, Stmt *TryBlock, |
4880 | Stmt *Handler); |
4881 | StmtResult ActOnSEHExceptBlock(SourceLocation Loc, |
4882 | Expr *FilterExpr, |
4883 | Stmt *Block); |
4884 | void ActOnStartSEHFinallyBlock(); |
4885 | void ActOnAbortSEHFinallyBlock(); |
4886 | StmtResult ActOnFinishSEHFinallyBlock(SourceLocation Loc, Stmt *Block); |
4887 | StmtResult ActOnSEHLeaveStmt(SourceLocation Loc, Scope *CurScope); |
4888 | |
4889 | void DiagnoseReturnInConstructorExceptionHandler(CXXTryStmt *TryBlock); |
4890 | |
4891 | bool ShouldWarnIfUnusedFileScopedDecl(const DeclaratorDecl *D) const; |
4892 | |
4893 | |
4894 | |
4895 | void MarkUnusedFileScopedDecl(const DeclaratorDecl *D); |
4896 | |
4897 | |
4898 | |
4899 | void DiagnoseUnusedExprResult(const Stmt *S); |
4900 | void DiagnoseUnusedNestedTypedefs(const RecordDecl *D); |
4901 | void DiagnoseUnusedDecl(const NamedDecl *ND); |
4902 | |
4903 | |
4904 | |
4905 | void DiagnoseUnusedButSetDecl(const VarDecl *VD); |
4906 | |
4907 | |
4908 | |
4909 | |
4910 | |
4911 | |
4912 | |
4913 | void DiagnoseEmptyStmtBody(SourceLocation StmtLoc, |
4914 | const Stmt *Body, |
4915 | unsigned DiagID); |
4916 | |
4917 | |
4918 | |
4919 | void DiagnoseEmptyLoopBody(const Stmt *S, |
4920 | const Stmt *PossibleBody); |
4921 | |
4922 | |
4923 | void DiagnoseSelfMove(const Expr *LHSExpr, const Expr *RHSExpr, |
4924 | SourceLocation OpLoc); |
4925 | |
4926 | |
4927 | |
4928 | void diagnoseNullableToNonnullConversion(QualType DstType, QualType SrcType, |
4929 | SourceLocation Loc); |
4930 | |
4931 | |
4932 | void diagnoseZeroToNullptrConversion(CastKind Kind, const Expr *E); |
4933 | |
4934 | ParsingDeclState PushParsingDeclaration(sema::DelayedDiagnosticPool &pool) { |
4935 | return DelayedDiagnostics.push(pool); |
4936 | } |
4937 | void PopParsingDeclaration(ParsingDeclState state, Decl *decl); |
4938 | |
4939 | typedef ProcessingContextState ParsingClassState; |
4940 | ParsingClassState PushParsingClass() { |
4941 | ParsingClassDepth++; |
4942 | return DelayedDiagnostics.pushUndelayed(); |
4943 | } |
4944 | void PopParsingClass(ParsingClassState state) { |
4945 | ParsingClassDepth--; |
4946 | DelayedDiagnostics.popUndelayed(state); |
4947 | } |
4948 | |
4949 | void redelayDiagnostics(sema::DelayedDiagnosticPool &pool); |
4950 | |
4951 | void DiagnoseAvailabilityOfDecl(NamedDecl *D, ArrayRef<SourceLocation> Locs, |
4952 | const ObjCInterfaceDecl *UnknownObjCClass, |
4953 | bool ObjCPropertyAccess, |
4954 | bool AvoidPartialAvailabilityChecks = false, |
4955 | ObjCInterfaceDecl *ClassReceiver = nullptr); |
4956 | |
4957 | bool makeUnavailableInSystemHeader(SourceLocation loc, |
4958 | UnavailableAttr::ImplicitReason reason); |
4959 | |
4960 | |
4961 | void DiagnoseUnguardedAvailabilityViolations(Decl *FD); |
4962 | |
4963 | void handleDelayedAvailabilityCheck(sema::DelayedDiagnostic &DD, Decl *Ctx); |
4964 | |
4965 | |
4966 | |
4967 | |
4968 | bool CanUseDecl(NamedDecl *D, bool TreatUnavailableAsInvalid); |
4969 | bool DiagnoseUseOfDecl(NamedDecl *D, ArrayRef<SourceLocation> Locs, |
4970 | const ObjCInterfaceDecl *UnknownObjCClass = nullptr, |
4971 | bool ObjCPropertyAccess = false, |
4972 | bool AvoidPartialAvailabilityChecks = false, |
4973 | ObjCInterfaceDecl *ClassReciever = nullptr); |
4974 | void NoteDeletedFunction(FunctionDecl *FD); |
4975 | void NoteDeletedInheritingConstructor(CXXConstructorDecl *CD); |
4976 | bool DiagnosePropertyAccessorMismatch(ObjCPropertyDecl *PD, |
4977 | ObjCMethodDecl *Getter, |
4978 | SourceLocation Loc); |
4979 | void DiagnoseSentinelCalls(NamedDecl *D, SourceLocation Loc, |
4980 | ArrayRef<Expr *> Args); |
4981 | |
4982 | void PushExpressionEvaluationContext( |
4983 | ExpressionEvaluationContext NewContext, Decl *LambdaContextDecl = nullptr, |
4984 | ExpressionEvaluationContextRecord::ExpressionKind Type = |
4985 | ExpressionEvaluationContextRecord::EK_Other); |
4986 | enum ReuseLambdaContextDecl_t { ReuseLambdaContextDecl }; |
4987 | void PushExpressionEvaluationContext( |
4988 | ExpressionEvaluationContext NewContext, ReuseLambdaContextDecl_t, |
4989 | ExpressionEvaluationContextRecord::ExpressionKind Type = |
4990 | ExpressionEvaluationContextRecord::EK_Other); |
4991 | void PopExpressionEvaluationContext(); |
4992 | |
4993 | void DiscardCleanupsInEvaluationContext(); |
4994 | |
4995 | ExprResult TransformToPotentiallyEvaluated(Expr *E); |
4996 | ExprResult HandleExprEvaluationContextForTypeof(Expr *E); |
4997 | |
4998 | ExprResult CheckUnevaluatedOperand(Expr *E); |
4999 | void CheckUnusedVolatileAssignment(Expr *E); |
5000 | |
5001 | ExprResult ActOnConstantExpression(ExprResult Res); |
5002 | |
5003 | |
5004 | |
5005 | |
5006 | |
5007 | |
5008 | |
5009 | |
5010 | |
5011 | |
5012 | |
5013 | |
5014 | |
5015 | void MarkAnyDeclReferenced(SourceLocation Loc, Decl *D, bool MightBeOdrUse); |
5016 | void MarkFunctionReferenced(SourceLocation Loc, FunctionDecl *Func, |
5017 | bool MightBeOdrUse = true); |
5018 | void MarkVariableReferenced(SourceLocation Loc, VarDecl *Var); |
5019 | void MarkDeclRefReferenced(DeclRefExpr *E, const Expr *Base = nullptr); |
5020 | void MarkMemberReferenced(MemberExpr *E); |
5021 | void MarkFunctionParmPackReferenced(FunctionParmPackExpr *E); |
5022 | void MarkCaptureUsedInEnclosingContext(VarDecl *Capture, SourceLocation Loc, |
5023 | unsigned CapturingScopeIndex); |
5024 | |
5025 | ExprResult CheckLValueToRValueConversionOperand(Expr *E); |
5026 | void CleanupVarDeclMarking(); |
5027 | |
5028 | enum TryCaptureKind { |
5029 | TryCapture_Implicit, TryCapture_ExplicitByVal, TryCapture_ExplicitByRef |
5030 | }; |
5031 | |
5032 | |
5033 | |
5034 | |
5035 | |
5036 | |
5037 | |
5038 | |
5039 | |
5040 | |
5041 | |
5042 | |
5043 | |
5044 | |
5045 | |
5046 | |
5047 | |
5048 | |
5049 | |
5050 | |
5051 | |
5052 | |
5053 | |
5054 | |
5055 | |
5056 | |
5057 | |
5058 | |
5059 | |
5060 | |
5061 | |
5062 | |
5063 | |
5064 | |
5065 | bool tryCaptureVariable(VarDecl *Var, SourceLocation Loc, TryCaptureKind Kind, |
5066 | SourceLocation EllipsisLoc, bool BuildAndDiagnose, |
5067 | QualType &CaptureType, |
5068 | QualType &DeclRefType, |
5069 | const unsigned *const FunctionScopeIndexToStopAt); |
5070 | |
5071 | |
5072 | bool tryCaptureVariable(VarDecl *Var, SourceLocation Loc, |
5073 | TryCaptureKind Kind = TryCapture_Implicit, |
5074 | SourceLocation EllipsisLoc = SourceLocation()); |
5075 | |
5076 | |
5077 | bool NeedToCaptureVariable(VarDecl *Var, SourceLocation Loc); |
5078 | |
5079 | |
5080 | |
5081 | QualType getCapturedDeclRefType(VarDecl *Var, SourceLocation Loc); |
5082 | |
5083 | |
5084 | |
5085 | |
5086 | void MarkDeclarationsReferencedInType(SourceLocation Loc, QualType T); |
5087 | void MarkDeclarationsReferencedInExpr(Expr *E, |
5088 | bool SkipLocalVariables = false); |
5089 | |
5090 | |
5091 | |
5092 | |
5093 | bool tryToRecoverWithCall(ExprResult &E, const PartialDiagnostic &PD, |
5094 | bool ForceComplain = false, |
5095 | bool (*IsPlausibleResult)(QualType) = nullptr); |
5096 | |
5097 | |
5098 | bool tryExprAsCall(Expr &E, QualType &ZeroArgCallReturnTy, |
5099 | UnresolvedSetImpl &NonTemplateOverloads); |
5100 | |
5101 | |
5102 | |
5103 | ExprResult tryConvertExprToType(Expr *E, QualType Ty); |
5104 | |
5105 | |
5106 | |
5107 | |
5108 | |
5109 | |
5110 | |
5111 | |
5112 | bool DiagRuntimeBehavior(SourceLocation Loc, const Stmt *Statement, |
5113 | const PartialDiagnostic &PD); |
5114 | |
5115 | |
5116 | bool DiagRuntimeBehavior(SourceLocation Loc, ArrayRef<const Stmt*> Stmts, |
5117 | const PartialDiagnostic &PD); |
5118 | |
5119 | |
5120 | SourceRange getExprRange(Expr *E) const; |
5121 | |
5122 | ExprResult ActOnIdExpression( |
5123 | Scope *S, CXXScopeSpec &SS, SourceLocation TemplateKWLoc, |
5124 | UnqualifiedId &Id, bool HasTrailingLParen, bool IsAddressOfOperand, |
5125 | CorrectionCandidateCallback *CCC = nullptr, |
5126 | bool IsInlineAsmIdentifier = false, Token *KeywordReplacement = nullptr); |
5127 | |
5128 | void DecomposeUnqualifiedId(const UnqualifiedId &Id, |
5129 | TemplateArgumentListInfo &Buffer, |
5130 | DeclarationNameInfo &NameInfo, |
5131 | const TemplateArgumentListInfo *&TemplateArgs); |
5132 | |
5133 | bool DiagnoseDependentMemberLookup(LookupResult &R); |
5134 | |
5135 | bool |
5136 | DiagnoseEmptyLookup(Scope *S, CXXScopeSpec &SS, LookupResult &R, |
5137 | CorrectionCandidateCallback &CCC, |
5138 | TemplateArgumentListInfo *ExplicitTemplateArgs = nullptr, |
5139 | ArrayRef<Expr *> Args = None, TypoExpr **Out = nullptr); |
5140 | |
5141 | DeclResult LookupIvarInObjCMethod(LookupResult &Lookup, Scope *S, |
5142 | IdentifierInfo *II); |
5143 | ExprResult BuildIvarRefExpr(Scope *S, SourceLocation Loc, ObjCIvarDecl *IV); |
5144 | |
5145 | ExprResult LookupInObjCMethod(LookupResult &LookUp, Scope *S, |
5146 | IdentifierInfo *II, |
5147 | bool AllowBuiltinCreation=false); |
5148 | |
5149 | ExprResult ActOnDependentIdExpression(const CXXScopeSpec &SS, |
5150 | SourceLocation TemplateKWLoc, |
5151 | const DeclarationNameInfo &NameInfo, |
5152 | bool isAddressOfOperand, |
5153 | const TemplateArgumentListInfo *TemplateArgs); |
5154 | |
5155 | |
5156 | |
5157 | NonOdrUseReason getNonOdrUseReasonInCurrentContext(ValueDecl *D); |
5158 | |
5159 | DeclRefExpr *BuildDeclRefExpr(ValueDecl *D, QualType Ty, ExprValueKind VK, |
5160 | SourceLocation Loc, |
5161 | const CXXScopeSpec *SS = nullptr); |
5162 | DeclRefExpr * |
5163 | BuildDeclRefExpr(ValueDecl *D, QualType Ty, ExprValueKind VK, |
5164 | const DeclarationNameInfo &NameInfo, |
5165 | const CXXScopeSpec *SS = nullptr, |
5166 | NamedDecl *FoundD = nullptr, |
5167 | SourceLocation TemplateKWLoc = SourceLocation(), |
5168 | const TemplateArgumentListInfo *TemplateArgs = nullptr); |
5169 | DeclRefExpr * |
5170 | BuildDeclRefExpr(ValueDecl *D, QualType Ty, ExprValueKind VK, |
5171 | const DeclarationNameInfo &NameInfo, |
5172 | NestedNameSpecifierLoc NNS, |
5173 | NamedDecl *FoundD = nullptr, |
5174 | SourceLocation TemplateKWLoc = SourceLocation(), |
5175 | const TemplateArgumentListInfo *TemplateArgs = nullptr); |
5176 | |
5177 | ExprResult |
5178 | BuildAnonymousStructUnionMemberReference( |
5179 | const CXXScopeSpec &SS, |
5180 | SourceLocation nameLoc, |
5181 | IndirectFieldDecl *indirectField, |
5182 | DeclAccessPair FoundDecl = DeclAccessPair::make(nullptr, AS_none), |
5183 | Expr *baseObjectExpr = nullptr, |
5184 | SourceLocation opLoc = SourceLocation()); |
5185 | |
5186 | ExprResult BuildPossibleImplicitMemberExpr( |
5187 | const CXXScopeSpec &SS, SourceLocation TemplateKWLoc, LookupResult &R, |
5188 | const TemplateArgumentListInfo *TemplateArgs, const Scope *S, |
5189 | UnresolvedLookupExpr *AsULE = nullptr); |
5190 | ExprResult BuildImplicitMemberExpr(const CXXScopeSpec &SS, |
5191 | SourceLocation TemplateKWLoc, |
5192 | LookupResult &R, |
5193 | const TemplateArgumentListInfo *TemplateArgs, |
5194 | bool IsDefiniteInstance, |
5195 | const Scope *S); |
5196 | bool UseArgumentDependentLookup(const CXXScopeSpec &SS, |
5197 | const LookupResult &R, |
5198 | bool HasTrailingLParen); |
5199 | |
5200 | ExprResult |
5201 | BuildQualifiedDeclarationNameExpr(CXXScopeSpec &SS, |
5202 | const DeclarationNameInfo &NameInfo, |
5203 | bool IsAddressOfOperand, const Scope *S, |
5204 | TypeSourceInfo **RecoveryTSI = nullptr); |
5205 | |
5206 | ExprResult BuildDependentDeclRefExpr(const CXXScopeSpec &SS, |
5207 | SourceLocation TemplateKWLoc, |
5208 | const DeclarationNameInfo &NameInfo, |
5209 | const TemplateArgumentListInfo *TemplateArgs); |
5210 | |
5211 | ExprResult BuildDeclarationNameExpr(const CXXScopeSpec &SS, |
5212 | LookupResult &R, |
5213 | bool NeedsADL, |
5214 | bool AcceptInvalidDecl = false); |
5215 | ExprResult BuildDeclarationNameExpr( |
5216 | const CXXScopeSpec &SS, const DeclarationNameInfo &NameInfo, NamedDecl *D, |
5217 | NamedDecl *FoundD = nullptr, |
5218 | const TemplateArgumentListInfo *TemplateArgs = nullptr, |
5219 | bool AcceptInvalidDecl = false); |
5220 | |
5221 | ExprResult BuildLiteralOperatorCall(LookupResult &R, |
5222 | DeclarationNameInfo &SuffixInfo, |
5223 | ArrayRef<Expr *> Args, |
5224 | SourceLocation LitEndLoc, |
5225 | TemplateArgumentListInfo *ExplicitTemplateArgs = nullptr); |
5226 | |
5227 | ExprResult BuildPredefinedExpr(SourceLocation Loc, |
5228 | PredefinedExpr::IdentKind IK); |
5229 | ExprResult ActOnPredefinedExpr(SourceLocation Loc, tok::TokenKind Kind); |
5230 | ExprResult ActOnIntegerConstant(SourceLocation Loc, uint64_t Val); |
5231 | |
5232 | ExprResult BuildSYCLUniqueStableNameExpr(SourceLocation OpLoc, |
5233 | SourceLocation LParen, |
5234 | SourceLocation RParen, |
5235 | TypeSourceInfo *TSI); |
5236 | ExprResult ActOnSYCLUniqueStableNameExpr(SourceLocation OpLoc, |
5237 | SourceLocation LParen, |
5238 | SourceLocation RParen, |
5239 | ParsedType ParsedTy); |
5240 | |
5241 | bool CheckLoopHintExpr(Expr *E, SourceLocation Loc); |
5242 | |
5243 | ExprResult ActOnNumericConstant(const Token &Tok, Scope *UDLScope = nullptr); |
5244 | ExprResult ActOnCharacterConstant(const Token &Tok, |
5245 | Scope *UDLScope = nullptr); |
5246 | ExprResult ActOnParenExpr(SourceLocation L, SourceLocation R, Expr *E); |
5247 | ExprResult ActOnParenListExpr(SourceLocation L, |
5248 | SourceLocation R, |
5249 | MultiExprArg Val); |
5250 | |
5251 | |
5252 | |
5253 | ExprResult ActOnStringLiteral(ArrayRef<Token> StringToks, |
5254 | Scope *UDLScope = nullptr); |
5255 | |
5256 | ExprResult ActOnGenericSelectionExpr(SourceLocation KeyLoc, |
5257 | SourceLocation DefaultLoc, |
5258 | SourceLocation RParenLoc, |
5259 | Expr *ControllingExpr, |
5260 | ArrayRef<ParsedType> ArgTypes, |
5261 | ArrayRef<Expr *> ArgExprs); |
5262 | ExprResult CreateGenericSelectionExpr(SourceLocation KeyLoc, |
5263 | SourceLocation DefaultLoc, |
5264 | SourceLocation RParenLoc, |
5265 | Expr *ControllingExpr, |
5266 | ArrayRef<TypeSourceInfo *> Types, |
5267 | ArrayRef<Expr *> Exprs); |
5268 | |
5269 | |
5270 | ExprResult CreateBuiltinUnaryOp(SourceLocation OpLoc, UnaryOperatorKind Opc, |
5271 | Expr *InputExpr); |
5272 | ExprResult BuildUnaryOp(Scope *S, SourceLocation OpLoc, |
5273 | UnaryOperatorKind Opc, Expr *Input); |
5274 | ExprResult ActOnUnaryOp(Scope *S, SourceLocation OpLoc, |
5275 | tok::TokenKind Op, Expr *Input); |
5276 | |
5277 | bool isQualifiedMemberAccess(Expr *E); |
5278 | QualType CheckAddressOfOperand(ExprResult &Operand, SourceLocation OpLoc); |
5279 | |
5280 | ExprResult CreateUnaryExprOrTypeTraitExpr(TypeSourceInfo *TInfo, |
5281 | SourceLocation OpLoc, |
5282 | UnaryExprOrTypeTrait ExprKind, |
5283 | SourceRange R); |
5284 | ExprResult CreateUnaryExprOrTypeTraitExpr(Expr *E, SourceLocation OpLoc, |
5285 | UnaryExprOrTypeTrait ExprKind); |
5286 | ExprResult |
5287 | ActOnUnaryExprOrTypeTraitExpr(SourceLocation OpLoc, |
5288 | UnaryExprOrTypeTrait ExprKind, |
5289 | bool IsType, void *TyOrEx, |
5290 | SourceRange ArgRange); |
5291 | |
5292 | ExprResult CheckPlaceholderExpr(Expr *E); |
5293 | bool CheckVecStepExpr(Expr *E); |
5294 | |
5295 | bool CheckUnaryExprOrTypeTraitOperand(Expr *E, UnaryExprOrTypeTrait ExprKind); |
5296 | bool CheckUnaryExprOrTypeTraitOperand(QualType ExprType, SourceLocation OpLoc, |
5297 | SourceRange ExprRange, |
5298 | UnaryExprOrTypeTrait ExprKind); |
5299 | ExprResult ActOnSizeofParameterPackExpr(Scope *S, |
5300 | SourceLocation OpLoc, |
5301 | IdentifierInfo &Name, |
5302 | SourceLocation NameLoc, |
5303 | SourceLocation RParenLoc); |
5304 | ExprResult ActOnPostfixUnaryOp(Scope *S, SourceLocation OpLoc, |
5305 | tok::TokenKind Kind, Expr *Input); |
5306 | |
5307 | ExprResult ActOnArraySubscriptExpr(Scope *S, Expr *Base, SourceLocation LLoc, |
5308 | Expr *Idx, SourceLocation RLoc); |
5309 | ExprResult CreateBuiltinArraySubscriptExpr(Expr *Base, SourceLocation LLoc, |
5310 | Expr *Idx, SourceLocation RLoc); |
5311 | |
5312 | ExprResult CreateBuiltinMatrixSubscriptExpr(Expr *Base, Expr *RowIdx, |
5313 | Expr *ColumnIdx, |
5314 | SourceLocation RBLoc); |
5315 | |
5316 | ExprResult ActOnOMPArraySectionExpr(Expr *Base, SourceLocation LBLoc, |
5317 | Expr *LowerBound, |
5318 | SourceLocation ColonLocFirst, |
5319 | SourceLocation ColonLocSecond, |
5320 | Expr *Length, Expr *Stride, |
5321 | SourceLocation RBLoc); |
5322 | ExprResult ActOnOMPArrayShapingExpr(Expr *Base, SourceLocation LParenLoc, |
5323 | SourceLocation RParenLoc, |
5324 | ArrayRef<Expr *> Dims, |
5325 | ArrayRef<SourceRange> Brackets); |
5326 | |
5327 | |
5328 | struct OMPIteratorData { |
5329 | IdentifierInfo *DeclIdent = nullptr; |
5330 | SourceLocation DeclIdentLoc; |
5331 | ParsedType Type; |
5332 | OMPIteratorExpr::IteratorRange Range; |
5333 | SourceLocation AssignLoc; |
5334 | SourceLocation ColonLoc; |
5335 | SourceLocation SecColonLoc; |
5336 | }; |
5337 | |
5338 | ExprResult ActOnOMPIteratorExpr(Scope *S, SourceLocation IteratorKwLoc, |
5339 | SourceLocation LLoc, SourceLocation RLoc, |
5340 | ArrayRef<OMPIteratorData> Data); |
5341 | |
5342 | |
5343 | |
5344 | |
5345 | |
5346 | |
5347 | struct ActOnMemberAccessExtraArgs { |
5348 | Scope *S; |
5349 | UnqualifiedId &Id; |
5350 | Decl *ObjCImpDecl; |
5351 | }; |
5352 | |
5353 | ExprResult BuildMemberReferenceExpr( |
5354 | Expr *Base, QualType BaseType, SourceLocation OpLoc, bool IsArrow, |
5355 | CXXScopeSpec &SS, SourceLocation TemplateKWLoc, |
5356 | NamedDecl *FirstQualifierInScope, const DeclarationNameInfo &NameInfo, |
5357 | const TemplateArgumentListInfo *TemplateArgs, |
5358 | const Scope *S, |
5359 | ActOnMemberAccessExtraArgs *ExtraArgs = nullptr); |
5360 | |
5361 | ExprResult |
5362 | BuildMemberReferenceExpr(Expr *Base, QualType BaseType, SourceLocation OpLoc, |
5363 | bool IsArrow, const CXXScopeSpec &SS, |
5364 | SourceLocation TemplateKWLoc, |
5365 | NamedDecl *FirstQualifierInScope, LookupResult &R, |
5366 | const TemplateArgumentListInfo *TemplateArgs, |
5367 | const Scope *S, |
5368 | bool SuppressQualifierCheck = false, |
5369 | ActOnMemberAccessExtraArgs *ExtraArgs = nullptr); |
5370 | |
5371 | ExprResult BuildFieldReferenceExpr(Expr *BaseExpr, bool IsArrow, |
5372 | SourceLocation OpLoc, |
5373 | const CXXScopeSpec &SS, FieldDecl *Field, |
5374 | DeclAccessPair FoundDecl, |
5375 | const DeclarationNameInfo &MemberNameInfo); |
5376 | |
5377 | ExprResult PerformMemberExprBaseConversion(Expr *Base, bool IsArrow); |
5378 | |
5379 | bool CheckQualifiedMemberReference(Expr *BaseExpr, QualType BaseType, |
5380 | const CXXScopeSpec &SS, |
5381 | const LookupResult &R); |
5382 | |
5383 | ExprResult ActOnDependentMemberExpr(Expr *Base, QualType BaseType, |
5384 | bool IsArrow, SourceLocation OpLoc, |
5385 | const CXXScopeSpec &SS, |
5386 | SourceLocation TemplateKWLoc, |
5387 | NamedDecl *FirstQualifierInScope, |
5388 | const DeclarationNameInfo &NameInfo, |
5389 | const TemplateArgumentListInfo *TemplateArgs); |
5390 | |
5391 | ExprResult ActOnMemberAccessExpr(Scope *S, Expr *Base, |
5392 | SourceLocation OpLoc, |
5393 | tok::TokenKind OpKind, |
5394 | CXXScopeSpec &SS, |
5395 | SourceLocation TemplateKWLoc, |
5396 | UnqualifiedId &Member, |
5397 | Decl *ObjCImpDecl); |
5398 | |
5399 | MemberExpr * |
5400 | BuildMemberExpr(Expr *Base, bool IsArrow, SourceLocation OpLoc, |
5401 | const CXXScopeSpec *SS, SourceLocation TemplateKWLoc, |
5402 | ValueDecl *Member, DeclAccessPair FoundDecl, |
5403 | bool HadMultipleCandidates, |
5404 | const DeclarationNameInfo &MemberNameInfo, QualType Ty, |
5405 | ExprValueKind VK, ExprObjectKind OK, |
5406 | const TemplateArgumentListInfo *TemplateArgs = nullptr); |
5407 | MemberExpr * |
5408 | BuildMemberExpr(Expr *Base, bool IsArrow, SourceLocation OpLoc, |
5409 | NestedNameSpecifierLoc NNS, SourceLocation TemplateKWLoc, |
5410 | ValueDecl *Member, DeclAccessPair FoundDecl, |
5411 | bool HadMultipleCandidates, |
5412 | const DeclarationNameInfo &MemberNameInfo, QualType Ty, |
5413 | ExprValueKind VK, ExprObjectKind OK, |
5414 | const TemplateArgumentListInfo *TemplateArgs = nullptr); |
5415 | |
5416 | void ActOnDefaultCtorInitializers(Decl *CDtorDecl); |
5417 | bool ConvertArgumentsForCall(CallExpr *Call, Expr *Fn, |
5418 | FunctionDecl *FDecl, |
5419 | const FunctionProtoType *Proto, |
5420 | ArrayRef<Expr *> Args, |
5421 | SourceLocation RParenLoc, |
5422 | bool ExecConfig = false); |
5423 | void CheckStaticArrayArgument(SourceLocation CallLoc, |
5424 | ParmVarDecl *Param, |
5425 | const Expr *ArgExpr); |
5426 | |
5427 | |
5428 | |
5429 | |
5430 | ExprResult ActOnCallExpr(Scope *S, Expr *Fn, SourceLocation LParenLoc, |
5431 | MultiExprArg ArgExprs, SourceLocation RParenLoc, |
5432 | Expr *ExecConfig = nullptr); |
5433 | ExprResult BuildCallExpr(Scope *S, Expr *Fn, SourceLocation LParenLoc, |
5434 | MultiExprArg ArgExprs, SourceLocation RParenLoc, |
5435 | Expr *ExecConfig = nullptr, |
5436 | bool IsExecConfig = false, |
5437 | bool AllowRecovery = false); |
5438 | Expr *BuildBuiltinCallExpr(SourceLocation Loc, Builtin::ID Id, |
5439 | MultiExprArg CallArgs); |
5440 | enum class AtomicArgumentOrder { API, AST }; |
5441 | ExprResult |
5442 | BuildAtomicExpr(SourceRange CallRange, SourceRange ExprRange, |
5443 | SourceLocation RParenLoc, MultiExprArg Args, |
5444 | AtomicExpr::AtomicOp Op, |
5445 | AtomicArgumentOrder ArgOrder = AtomicArgumentOrder::API); |
5446 | ExprResult |
5447 | BuildResolvedCallExpr(Expr *Fn, NamedDecl *NDecl, SourceLocation LParenLoc, |
5448 | ArrayRef<Expr *> Arg, SourceLocation RParenLoc, |
5449 | Expr *Config = nullptr, bool IsExecConfig = false, |
5450 | ADLCallKind UsesADL = ADLCallKind::NotADL); |
5451 | |
5452 | ExprResult ActOnCUDAExecConfigExpr(Scope *S, SourceLocation LLLLoc, |
5453 | MultiExprArg ExecConfig, |
5454 | SourceLocation GGGLoc); |
5455 | |
5456 | ExprResult ActOnCastExpr(Scope *S, SourceLocation LParenLoc, |
5457 | Declarator &D, ParsedType &Ty, |
5458 | SourceLocation RParenLoc, Expr *CastExpr); |
5459 | ExprResult BuildCStyleCastExpr(SourceLocation LParenLoc, |
5460 | TypeSourceInfo *Ty, |
5461 | SourceLocation RParenLoc, |
5462 | Expr *Op); |
5463 | CastKind PrepareScalarCast(ExprResult &src, QualType destType); |
5464 | |
5465 | |
5466 | ExprResult BuildVectorLiteral(SourceLocation LParenLoc, |
5467 | SourceLocation RParenLoc, Expr *E, |
5468 | TypeSourceInfo *TInfo); |
5469 | |
5470 | ExprResult MaybeConvertParenListExprToParenExpr(Scope *S, Expr *ME); |
5471 | |
5472 | ExprResult ActOnCompoundLiteral(SourceLocation LParenLoc, |
5473 | ParsedType Ty, |
5474 | SourceLocation RParenLoc, |
5475 | Expr *InitExpr); |
5476 | |
5477 | ExprResult BuildCompoundLiteralExpr(SourceLocation LParenLoc, |
5478 | TypeSourceInfo *TInfo, |
5479 | SourceLocation RParenLoc, |
5480 | Expr *LiteralExpr); |
5481 | |
5482 | ExprResult ActOnInitList(SourceLocation LBraceLoc, |
5483 | MultiExprArg InitArgList, |
5484 | SourceLocation RBraceLoc); |
5485 | |
5486 | ExprResult BuildInitList(SourceLocation LBraceLoc, |
5487 | MultiExprArg InitArgList, |
5488 | SourceLocation RBraceLoc); |
5489 | |
5490 | ExprResult ActOnDesignatedInitializer(Designation &Desig, |
5491 | SourceLocation EqualOrColonLoc, |
5492 | bool GNUSyntax, |
5493 | ExprResult Init); |
5494 | |
5495 | private: |
5496 | static BinaryOperatorKind ConvertTokenKindToBinaryOpcode(tok::TokenKind Kind); |
5497 | |
5498 | public: |
5499 | ExprResult ActOnBinOp(Scope *S, SourceLocation TokLoc, |
5500 | tok::TokenKind Kind, Expr *LHSExpr, Expr *RHSExpr); |
5501 | ExprResult BuildBinOp(Scope *S, SourceLocation OpLoc, |
5502 | BinaryOperatorKind Opc, Expr *LHSExpr, Expr *RHSExpr); |
5503 | ExprResult CreateBuiltinBinOp(SourceLocation OpLoc, BinaryOperatorKind Opc, |
5504 | Expr *LHSExpr, Expr *RHSExpr); |
5505 | void LookupBinOp(Scope *S, SourceLocation OpLoc, BinaryOperatorKind Opc, |
5506 | UnresolvedSetImpl &Functions); |
5507 | |
5508 | void DiagnoseCommaOperator(const Expr *LHS, SourceLocation Loc); |
5509 | |
5510 | |
5511 | |
5512 | ExprResult ActOnConditionalOp(SourceLocation QuestionLoc, |
5513 | SourceLocation ColonLoc, |
5514 | Expr *CondExpr, Expr *LHSExpr, Expr *RHSExpr); |
5515 | |
5516 | |
5517 | ExprResult ActOnAddrLabel(SourceLocation OpLoc, SourceLocation LabLoc, |
5518 | LabelDecl *TheDecl); |
5519 | |
5520 | void ActOnStartStmtExpr(); |
5521 | ExprResult ActOnStmtExpr(Scope *S, SourceLocation LPLoc, Stmt *SubStmt, |
5522 | SourceLocation RPLoc); |
5523 | ExprResult BuildStmtExpr(SourceLocation LPLoc, Stmt *SubStmt, |
5524 | SourceLocation RPLoc, unsigned TemplateDepth); |
5525 | |
5526 | ExprResult ActOnStmtExprResult(ExprResult E); |
5527 | void ActOnStmtExprError(); |
5528 | |
5529 | |
5530 | struct OffsetOfComponent { |
5531 | SourceLocation LocStart, LocEnd; |
5532 | bool isBrackets; |
5533 | union { |
5534 | IdentifierInfo *IdentInfo; |
5535 | Expr *E; |
5536 | } U; |
5537 | }; |
5538 | |
5539 | |
5540 | ExprResult BuildBuiltinOffsetOf(SourceLocation BuiltinLoc, |
5541 | TypeSourceInfo *TInfo, |
5542 | ArrayRef<OffsetOfComponent> Components, |
5543 | SourceLocation RParenLoc); |
5544 | ExprResult ActOnBuiltinOffsetOf(Scope *S, |
5545 | SourceLocation BuiltinLoc, |
5546 | SourceLocation TypeLoc, |
5547 | ParsedType ParsedArgTy, |
5548 | ArrayRef<OffsetOfComponent> Components, |
5549 | SourceLocation RParenLoc); |
5550 | |
5551 | |
5552 | ExprResult ActOnChooseExpr(SourceLocation BuiltinLoc, |
5553 | Expr *CondExpr, Expr *LHSExpr, |
5554 | Expr *RHSExpr, SourceLocation RPLoc); |
5555 | |
5556 | |
5557 | ExprResult ActOnVAArg(SourceLocation BuiltinLoc, Expr *E, ParsedType Ty, |
5558 | SourceLocation RPLoc); |
5559 | ExprResult BuildVAArgExpr(SourceLocation BuiltinLoc, Expr *E, |
5560 | TypeSourceInfo *TInfo, SourceLocation RPLoc); |
5561 | |
5562 | |
5563 | |
5564 | ExprResult ActOnSourceLocExpr(SourceLocExpr::IdentKind Kind, |
5565 | SourceLocation BuiltinLoc, |
5566 | SourceLocation RPLoc); |
5567 | |
5568 | |
5569 | ExprResult BuildSourceLocExpr(SourceLocExpr::IdentKind Kind, |
5570 | SourceLocation BuiltinLoc, SourceLocation RPLoc, |
5571 | DeclContext *ParentContext); |
5572 | |
5573 | |
5574 | ExprResult ActOnGNUNullExpr(SourceLocation TokenLoc); |
5575 | |
5576 | bool CheckCaseExpression(Expr *E); |
5577 | |
5578 | |
5579 | enum IfExistsResult { |
5580 | |
5581 | IER_Exists, |
5582 | |
5583 | |
5584 | IER_DoesNotExist, |
5585 | |
5586 | |
5587 | |
5588 | IER_Dependent, |
5589 | |
5590 | |
5591 | IER_Error |
5592 | }; |
5593 | |
5594 | IfExistsResult |
5595 | CheckMicrosoftIfExistsSymbol(Scope *S, CXXScopeSpec &SS, |
5596 | const DeclarationNameInfo &TargetNameInfo); |
5597 | |
5598 | IfExistsResult |
5599 | CheckMicrosoftIfExistsSymbol(Scope *S, SourceLocation KeywordLoc, |
5600 | bool IsIfExists, CXXScopeSpec &SS, |
5601 | UnqualifiedId &Name); |
5602 | |
5603 | StmtResult BuildMSDependentExistsStmt(SourceLocation KeywordLoc, |
5604 | bool IsIfExists, |
5605 | NestedNameSpecifierLoc QualifierLoc, |
5606 | DeclarationNameInfo NameInfo, |
5607 | Stmt *Nested); |
5608 | StmtResult ActOnMSDependentExistsStmt(SourceLocation KeywordLoc, |
5609 | bool IsIfExists, |
5610 | CXXScopeSpec &SS, UnqualifiedId &Name, |
5611 | Stmt *Nested); |
5612 | |
5613 | |
5614 | |
5615 | |
5616 | |
5617 | void ActOnBlockStart(SourceLocation CaretLoc, Scope *CurScope); |
5618 | |
5619 | |
5620 | |
5621 | void ActOnBlockArguments(SourceLocation CaretLoc, Declarator &ParamInfo, |
5622 | Scope *CurScope); |
5623 | |
5624 | |
5625 | |
5626 | void ActOnBlockError(SourceLocation CaretLoc, Scope *CurScope); |
5627 | |
5628 | |
5629 | |
5630 | ExprResult ActOnBlockStmtExpr(SourceLocation CaretLoc, Stmt *Body, |
5631 | Scope *CurScope); |
5632 | |
5633 | |
5634 | |
5635 | |
5636 | ExprResult ActOnConvertVectorExpr(Expr *E, ParsedType ParsedDestTy, |
5637 | SourceLocation BuiltinLoc, |
5638 | SourceLocation RParenLoc); |
5639 | |
5640 | |
5641 | |
5642 | |
5643 | ExprResult ActOnAsTypeExpr(Expr *E, ParsedType ParsedDestTy, |
5644 | SourceLocation BuiltinLoc, |
5645 | SourceLocation RParenLoc); |
5646 | ExprResult BuildAsTypeExpr(Expr *E, QualType DestTy, |
5647 | SourceLocation BuiltinLoc, |
5648 | SourceLocation RParenLoc); |
5649 | |
5650 | |
5651 | |
5652 | |
5653 | Decl *ActOnStartNamespaceDef(Scope *S, SourceLocation InlineLoc, |
5654 | SourceLocation NamespaceLoc, |
5655 | SourceLocation IdentLoc, IdentifierInfo *Ident, |
5656 | SourceLocation LBrace, |
5657 | const ParsedAttributesView &AttrList, |
5658 | UsingDirectiveDecl *&UsingDecl); |
5659 | void ActOnFinishNamespaceDef(Decl *Dcl, SourceLocation RBrace); |
5660 | |
5661 | NamespaceDecl *getStdNamespace() const; |
5662 | NamespaceDecl *getOrCreateStdNamespace(); |
5663 | |
5664 | NamespaceDecl *lookupStdExperimentalNamespace(); |
5665 | |
5666 | CXXRecordDecl *getStdBadAlloc() const; |
5667 | EnumDecl *getStdAlignValT() const; |
5668 | |
5669 | private: |
5670 | |
5671 | |
5672 | |
5673 | llvm::SmallBitVector FullyCheckedComparisonCategories; |
5674 | |
5675 | ValueDecl *tryLookupCtorInitMemberDecl(CXXRecordDecl *ClassDecl, |
5676 | CXXScopeSpec &SS, |
5677 | ParsedType TemplateTypeTy, |
5678 | IdentifierInfo *MemberOrBase); |
5679 | |
5680 | public: |
5681 | enum class ComparisonCategoryUsage { |
5682 | |
5683 | |
5684 | OperatorInExpression, |
5685 | |
5686 | |
5687 | |
5688 | DefaultedOperator, |
5689 | }; |
5690 | |
5691 | |
5692 | |
5693 | |
5694 | |
5695 | |
5696 | |
5697 | QualType CheckComparisonCategoryType(ComparisonCategoryType Kind, |
5698 | SourceLocation Loc, |
5699 | ComparisonCategoryUsage Usage); |
5700 | |
5701 | |
5702 | |
5703 | bool isStdInitializerList(QualType Ty, QualType *Element); |
5704 | |
5705 | |
5706 | |
5707 | |
5708 | |
5709 | QualType BuildStdInitializerList(QualType Element, SourceLocation Loc); |
5710 | |
5711 | |
5712 | |
5713 | bool isInitListConstructor(const FunctionDecl *Ctor); |
5714 | |
5715 | Decl *ActOnUsingDirective(Scope *CurScope, SourceLocation UsingLoc, |
5716 | SourceLocation NamespcLoc, CXXScopeSpec &SS, |
5717 | SourceLocation IdentLoc, |
5718 | IdentifierInfo *NamespcName, |
5719 | const ParsedAttributesView &AttrList); |
5720 | |
5721 | void PushUsingDirective(Scope *S, UsingDirectiveDecl *UDir); |
5722 | |
5723 | Decl *ActOnNamespaceAliasDef(Scope *CurScope, |
5724 | SourceLocation NamespaceLoc, |
5725 | SourceLocation AliasLoc, |
5726 | IdentifierInfo *Alias, |
5727 | CXXScopeSpec &SS, |
5728 | SourceLocation IdentLoc, |
5729 | IdentifierInfo *Ident); |
5730 | |
5731 | void FilterUsingLookup(Scope *S, LookupResult &lookup); |
5732 | void HideUsingShadowDecl(Scope *S, UsingShadowDecl *Shadow); |
5733 | bool CheckUsingShadowDecl(BaseUsingDecl *BUD, NamedDecl *Target, |
5734 | const LookupResult &PreviousDecls, |
5735 | UsingShadowDecl *&PrevShadow); |
5736 | UsingShadowDecl *BuildUsingShadowDecl(Scope *S, BaseUsingDecl *BUD, |
5737 | NamedDecl *Target, |
5738 | UsingShadowDecl *PrevDecl); |
5739 | |
5740 | bool CheckUsingDeclRedeclaration(SourceLocation UsingLoc, |
5741 | bool HasTypenameKeyword, |
5742 | const CXXScopeSpec &SS, |
5743 | SourceLocation NameLoc, |
5744 | const LookupResult &Previous); |
5745 | bool CheckUsingDeclQualifier(SourceLocation UsingLoc, bool HasTypename, |
5746 | const CXXScopeSpec &SS, |
5747 | const DeclarationNameInfo &NameInfo, |
5748 | SourceLocation NameLoc, |
5749 | const LookupResult *R = nullptr, |
5750 | const UsingDecl *UD = nullptr); |
5751 | |
5752 | NamedDecl *BuildUsingDeclaration( |
5753 | Scope *S, AccessSpecifier AS, SourceLocation UsingLoc, |
5754 | bool HasTypenameKeyword, SourceLocation TypenameLoc, CXXScopeSpec &SS, |
5755 | DeclarationNameInfo NameInfo, SourceLocation EllipsisLoc, |
5756 | const ParsedAttributesView &AttrList, bool IsInstantiation, |
5757 | bool IsUsingIfExists); |
5758 | NamedDecl *BuildUsingEnumDeclaration(Scope *S, AccessSpecifier AS, |
5759 | SourceLocation UsingLoc, |
5760 | SourceLocation EnumLoc, |
5761 | SourceLocation NameLoc, EnumDecl *ED); |
5762 | NamedDecl *BuildUsingPackDecl(NamedDecl *InstantiatedFrom, |
5763 | ArrayRef<NamedDecl *> Expansions); |
5764 | |
5765 | bool CheckInheritingConstructorUsingDecl(UsingDecl *UD); |
5766 | |
5767 | |
5768 | |
5769 | |
5770 | CXXConstructorDecl * |
5771 | findInheritingConstructor(SourceLocation Loc, CXXConstructorDecl *BaseCtor, |
5772 | ConstructorUsingShadowDecl *DerivedShadow); |
5773 | |
5774 | Decl *ActOnUsingDeclaration(Scope *CurScope, AccessSpecifier AS, |
5775 | SourceLocation UsingLoc, |
5776 | SourceLocation TypenameLoc, CXXScopeSpec &SS, |
5777 | UnqualifiedId &Name, SourceLocation EllipsisLoc, |
5778 | const ParsedAttributesView &AttrList); |
5779 | Decl *ActOnUsingEnumDeclaration(Scope *CurScope, AccessSpecifier AS, |
5780 | SourceLocation UsingLoc, |
5781 | SourceLocation EnumLoc, const DeclSpec &); |
5782 | Decl *ActOnAliasDeclaration(Scope *CurScope, AccessSpecifier AS, |
5783 | MultiTemplateParamsArg TemplateParams, |
5784 | SourceLocation UsingLoc, UnqualifiedId &Name, |
5785 | const ParsedAttributesView &AttrList, |
5786 | TypeResult Type, Decl *DeclFromDeclSpec); |
5787 | |
5788 | |
5789 | |
5790 | |
5791 | |
5792 | ExprResult |
5793 | BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, |
5794 | NamedDecl *FoundDecl, |
5795 | CXXConstructorDecl *Constructor, MultiExprArg Exprs, |
5796 | bool HadMultipleCandidates, bool IsListInitialization, |
5797 | bool IsStdInitListInitialization, |
5798 | bool RequiresZeroInit, unsigned ConstructKind, |
5799 | SourceRange ParenRange); |
5800 | |
5801 | |
5802 | |
5803 | ExprResult |
5804 | BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, |
5805 | CXXConstructorDecl *Constructor, bool Elidable, |
5806 | MultiExprArg Exprs, |
5807 | bool HadMultipleCandidates, bool IsListInitialization, |
5808 | bool IsStdInitListInitialization, |
5809 | bool RequiresZeroInit, unsigned ConstructKind, |
5810 | SourceRange ParenRange); |
5811 | |
5812 | |
5813 | |
5814 | ExprResult |
5815 | BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, |
5816 | NamedDecl *FoundDecl, |
5817 | CXXConstructorDecl *Constructor, bool Elidable, |
5818 | MultiExprArg Exprs, bool HadMultipleCandidates, |
5819 | bool IsListInitialization, |
5820 | bool IsStdInitListInitialization, bool RequiresZeroInit, |
5821 | unsigned ConstructKind, SourceRange ParenRange); |
5822 | |
5823 | ExprResult BuildCXXDefaultInitExpr(SourceLocation Loc, FieldDecl *Field); |
5824 | |
5825 | |
5826 | |
5827 | |
5828 | bool CheckCXXDefaultArgExpr(SourceLocation CallLoc, FunctionDecl *FD, |
5829 | ParmVarDecl *Param); |
5830 | |
5831 | |
5832 | |
5833 | ExprResult BuildCXXDefaultArgExpr(SourceLocation CallLoc, |
5834 | FunctionDecl *FD, |
5835 | ParmVarDecl *Param); |
5836 | |
5837 | |
5838 | |
5839 | void FinalizeVarWithDestructor(VarDecl *VD, const RecordType *DeclInitType); |
5840 | |
5841 | |
5842 | |
5843 | class ImplicitExceptionSpecification { |
5844 | |
5845 | Sema *Self; |
5846 | |
5847 | |
5848 | |
5849 | |
5850 | |
5851 | |
5852 | ExceptionSpecificationType ComputedEST; |
5853 | llvm::SmallPtrSet<CanQualType, 4> ExceptionsSeen; |
5854 | SmallVector<QualType, 4> Exceptions; |
5855 | |
5856 | void ClearExceptions() { |
5857 | ExceptionsSeen.clear(); |
5858 | Exceptions.clear(); |
5859 | } |
5860 | |
5861 | public: |
5862 | explicit ImplicitExceptionSpecification(Sema &Self) |
5863 | : Self(&Self), ComputedEST(EST_BasicNoexcept) { |
5864 | if (!Self.getLangOpts().CPlusPlus11) |
5865 | ComputedEST = EST_DynamicNone; |
5866 | } |
5867 | |
5868 | |
5869 | ExceptionSpecificationType getExceptionSpecType() const { |
5870 | assert(!isComputedNoexcept(ComputedEST) && |
5871 | "noexcept(expr) should not be a possible result"); |
5872 | return ComputedEST; |
5873 | } |
5874 | |
5875 | |
5876 | unsigned size() const { return Exceptions.size(); } |
5877 | |
5878 | |
5879 | const QualType *data() const { return Exceptions.data(); } |
5880 | |
5881 | |
5882 | void CalledDecl(SourceLocation CallLoc, const CXXMethodDecl *Method); |
5883 | |
5884 | |
5885 | void CalledExpr(Expr *E) { CalledStmt(E); } |
5886 | |
5887 | |
5888 | void CalledStmt(Stmt *S); |
5889 | |
5890 | |
5891 | |
5892 | FunctionProtoType::ExceptionSpecInfo getExceptionSpec() const { |
5893 | FunctionProtoType::ExceptionSpecInfo ESI; |
5894 | ESI.Type = getExceptionSpecType(); |
5895 | if (ESI.Type == EST_Dynamic) { |
5896 | ESI.Exceptions = Exceptions; |
5897 | } else if (ESI.Type == EST_None) { |
5898 | |
5899 | |
5900 | |
5901 | ESI.Type = EST_NoexceptFalse; |
5902 | ESI.NoexceptExpr = Self->ActOnCXXBoolLiteral(SourceLocation(), |
5903 | tok::kw_false).get(); |
5904 | } |
5905 | return ESI; |
5906 | } |
5907 | }; |
5908 | |
5909 | |
5910 | |
5911 | void EvaluateImplicitExceptionSpec(SourceLocation Loc, FunctionDecl *FD); |
5912 | |
5913 | |
5914 | |
5915 | ExprResult ActOnNoexceptSpec(Expr *NoexceptExpr, |
5916 | ExceptionSpecificationType &EST); |
5917 | |
5918 | |
5919 | |
5920 | void checkExceptionSpecification(bool IsTopLevel, |
5921 | ExceptionSpecificationType EST, |
5922 | ArrayRef<ParsedType> DynamicExceptions, |
5923 | ArrayRef<SourceRange> DynamicExceptionRanges, |
5924 | Expr *NoexceptExpr, |
5925 | SmallVectorImpl<QualType> &Exceptions, |
5926 | FunctionProtoType::ExceptionSpecInfo &ESI); |
5927 | |
5928 | |
5929 | |
5930 | bool isLibstdcxxEagerExceptionSpecHack(const Declarator &D); |
5931 | |
5932 | |
5933 | |
5934 | |
5935 | void actOnDelayedExceptionSpecification(Decl *Method, |
5936 | ExceptionSpecificationType EST, |
5937 | SourceRange SpecificationRange, |
5938 | ArrayRef<ParsedType> DynamicExceptions, |
5939 | ArrayRef<SourceRange> DynamicExceptionRanges, |
5940 | Expr *NoexceptExpr); |
5941 | |
5942 | class InheritedConstructorInfo; |
5943 | |
5944 | |
5945 | |
5946 | bool ShouldDeleteSpecialMember(CXXMethodDecl *MD, CXXSpecialMember CSM, |
5947 | InheritedConstructorInfo *ICI = nullptr, |
5948 | bool Diagnose = false); |
5949 | |
5950 | |
5951 | void DiagnoseDeletedDefaultedFunction(FunctionDecl *FD); |
5952 | |
5953 | |
5954 | |
5955 | |
5956 | |
5957 | |
5958 | |
5959 | CXXConstructorDecl *DeclareImplicitDefaultConstructor( |
5960 | CXXRecordDecl *ClassDecl); |
5961 | |
5962 | |
5963 | |
5964 | void DefineImplicitDefaultConstructor(SourceLocation CurrentLocation, |
5965 | CXXConstructorDecl *Constructor); |
5966 | |
5967 | |
5968 | |
5969 | |
5970 | |
5971 | |
5972 | |
5973 | CXXDestructorDecl *DeclareImplicitDestructor(CXXRecordDecl *ClassDecl); |
5974 | |
5975 | |
5976 | |
5977 | void DefineImplicitDestructor(SourceLocation CurrentLocation, |
5978 | CXXDestructorDecl *Destructor); |
5979 | |
5980 | |
5981 | |
5982 | |
5983 | |
5984 | void AdjustDestructorExceptionSpec(CXXDestructorDecl *Destructor); |
5985 | |
5986 | |
5987 | void DefineInheritingConstructor(SourceLocation UseLoc, |
5988 | CXXConstructorDecl *Constructor); |
5989 | |
5990 | |
5991 | |
5992 | |
5993 | |
5994 | |
5995 | |
5996 | CXXConstructorDecl *DeclareImplicitCopyConstructor(CXXRecordDecl *ClassDecl); |
5997 | |
5998 | |
5999 | |
6000 | void DefineImplicitCopyConstructor(SourceLocation CurrentLocation, |
6001 | CXXConstructorDecl *Constructor); |
6002 | |
6003 | |
6004 | |
6005 | |
6006 | |
6007 | |
6008 | |
6009 | |
6010 | CXXConstructorDecl *DeclareImplicitMoveConstructor(CXXRecordDecl *ClassDecl); |
6011 | |
6012 | |
6013 | |
6014 | void DefineImplicitMoveConstructor(SourceLocation CurrentLocation, |
6015 | CXXConstructorDecl *Constructor); |
6016 | |
6017 | |
6018 | |
6019 | |
6020 | |
6021 | |
6022 | |
6023 | CXXMethodDecl *DeclareImplicitCopyAssignment(CXXRecordDecl *ClassDecl); |
6024 | |
6025 | |
6026 | void DefineImplicitCopyAssignment(SourceLocation CurrentLocation, |
6027 | CXXMethodDecl *MethodDecl); |
6028 | |
6029 | |
6030 | |
6031 | |
6032 | |
6033 | |
6034 | |
6035 | |
6036 | CXXMethodDecl *DeclareImplicitMoveAssignment(CXXRecordDecl *ClassDecl); |
6037 | |
6038 | |
6039 | void DefineImplicitMoveAssignment(SourceLocation CurrentLocation, |
6040 | CXXMethodDecl *MethodDecl); |
6041 | |
6042 | |
6043 | |
6044 | void ForceDeclarationOfImplicitMembers(CXXRecordDecl *Class); |
6045 | |
6046 | |
6047 | void CheckImplicitSpecialMemberDeclaration(Scope *S, FunctionDecl *FD); |
6048 | |
6049 | |
6050 | |
6051 | bool isImplicitlyDeleted(FunctionDecl *FD); |
6052 | |
6053 | |
6054 | |
6055 | |
6056 | |
6057 | bool checkThisInStaticMemberFunctionType(CXXMethodDecl *Method); |
6058 | |
6059 | |
6060 | |
6061 | bool checkThisInStaticMemberFunctionExceptionSpec(CXXMethodDecl *Method); |
6062 | |
6063 | |
6064 | |
6065 | |
6066 | |
6067 | bool checkThisInStaticMemberFunctionAttributes(CXXMethodDecl *Method); |
6068 | |
6069 | |
6070 | |
6071 | |
6072 | ExprResult MaybeBindToTemporary(Expr *E); |
6073 | |
6074 | |
6075 | |
6076 | ExprResult CheckForImmediateInvocation(ExprResult E, FunctionDecl *Decl); |
6077 | |
6078 | bool CompleteConstructorCall(CXXConstructorDecl *Constructor, |
6079 | QualType DeclInitType, MultiExprArg ArgsPtr, |
6080 | SourceLocation Loc, |
6081 | SmallVectorImpl<Expr *> &ConvertedArgs, |
6082 | bool AllowExplicit = false, |
6083 | bool IsListInitialization = false); |
6084 | |
6085 | ParsedType getInheritingConstructorName(CXXScopeSpec &SS, |
6086 | SourceLocation NameLoc, |
6087 | IdentifierInfo &Name); |
6088 | |
6089 | ParsedType getConstructorName(IdentifierInfo &II, SourceLocation NameLoc, |
6090 | Scope *S, CXXScopeSpec &SS, |
6091 | bool EnteringContext); |
6092 | ParsedType getDestructorName(SourceLocation TildeLoc, |
6093 | IdentifierInfo &II, SourceLocation NameLoc, |
6094 | Scope *S, CXXScopeSpec &SS, |
6095 | ParsedType ObjectType, |
6096 | bool EnteringContext); |
6097 | |
6098 | ParsedType getDestructorTypeForDecltype(const DeclSpec &DS, |
6099 | ParsedType ObjectType); |
6100 | |
6101 | |
6102 | void CheckCompatibleReinterpretCast(QualType SrcType, QualType DestType, |
6103 | bool IsDereference, SourceRange Range); |
6104 | |
6105 | |
6106 | |
6107 | |
6108 | |
6109 | bool ShouldSplatAltivecScalarInCast(const VectorType *VecTy); |
6110 | |
6111 | |
6112 | |
6113 | |
6114 | |
6115 | bool CheckAltivecInitFromScalar(SourceRange R, QualType VecTy, |
6116 | QualType SrcTy); |
6117 | |
6118 | |
6119 | |
6120 | ExprResult ActOnCXXNamedCast(SourceLocation OpLoc, |
6121 | tok::TokenKind Kind, |
6122 | SourceLocation LAngleBracketLoc, |
6123 | Declarator &D, |
6124 | SourceLocation RAngleBracketLoc, |
6125 | SourceLocation LParenLoc, |
6126 | Expr *E, |
6127 | SourceLocation RParenLoc); |
6128 | |
6129 | ExprResult BuildCXXNamedCast(SourceLocation OpLoc, |
6130 | tok::TokenKind Kind, |
6131 | TypeSourceInfo *Ty, |
6132 | Expr *E, |
6133 | SourceRange AngleBrackets, |
6134 | SourceRange Parens); |
6135 | |
6136 | ExprResult ActOnBuiltinBitCastExpr(SourceLocation KWLoc, Declarator &Dcl, |
6137 | ExprResult Operand, |
6138 | SourceLocation RParenLoc); |
6139 | |
6140 | ExprResult BuildBuiltinBitCastExpr(SourceLocation KWLoc, TypeSourceInfo *TSI, |
6141 | Expr *Operand, SourceLocation RParenLoc); |
6142 | |
6143 | ExprResult BuildCXXTypeId(QualType TypeInfoType, |
6144 | SourceLocation TypeidLoc, |
6145 | TypeSourceInfo *Operand, |
6146 | SourceLocation RParenLoc); |
6147 | ExprResult BuildCXXTypeId(QualType TypeInfoType, |
6148 | SourceLocation TypeidLoc, |
6149 | Expr *Operand, |
6150 | SourceLocation RParenLoc); |
6151 | |
6152 | |
6153 | ExprResult ActOnCXXTypeid(SourceLocation OpLoc, |
6154 | SourceLocation LParenLoc, bool isType, |
6155 | void *TyOrExpr, |
6156 | SourceLocation RParenLoc); |
6157 | |
6158 | ExprResult BuildCXXUuidof(QualType TypeInfoType, |
6159 | SourceLocation TypeidLoc, |
6160 | TypeSourceInfo *Operand, |
6161 | SourceLocation RParenLoc); |
6162 | ExprResult BuildCXXUuidof(QualType TypeInfoType, |
6163 | SourceLocation TypeidLoc, |
6164 | Expr *Operand, |
6165 | SourceLocation RParenLoc); |
6166 | |
6167 | |
6168 | ExprResult ActOnCXXUuidof(SourceLocation OpLoc, |
6169 | SourceLocation LParenLoc, bool isType, |
6170 | void *TyOrExpr, |
6171 | SourceLocation RParenLoc); |
6172 | |
6173 | |
6174 | ExprResult ActOnCXXFoldExpr(Scope *S, SourceLocation LParenLoc, Expr *LHS, |
6175 | tok::TokenKind Operator, |
6176 | SourceLocation EllipsisLoc, Expr *RHS, |
6177 | SourceLocation RParenLoc); |
6178 | ExprResult BuildCXXFoldExpr(UnresolvedLookupExpr *Callee, |
6179 | SourceLocation LParenLoc, Expr *LHS, |
6180 | BinaryOperatorKind Operator, |
6181 | SourceLocation EllipsisLoc, Expr *RHS, |
6182 | SourceLocation RParenLoc, |
6183 | Optional<unsigned> NumExpansions); |
6184 | ExprResult BuildEmptyCXXFoldExpr(SourceLocation EllipsisLoc, |
6185 | BinaryOperatorKind Operator); |
6186 | |
6187 | |
6188 | ExprResult ActOnCXXThis(SourceLocation loc); |
6189 | |
6190 | |
6191 | Expr *BuildCXXThisExpr(SourceLocation Loc, QualType Type, bool IsImplicit); |
6192 | void MarkThisReferenced(CXXThisExpr *This); |
6193 | |
6194 | |
6195 | |
6196 | |
6197 | QualType getCurrentThisType(); |
6198 | |
6199 | |
6200 | |
6201 | |
6202 | QualType CXXThisTypeOverride; |
6203 | |
6204 | |
6205 | |
6206 | class CXXThisScopeRAII { |
6207 | Sema &S; |
6208 | QualType OldCXXThisTypeOverride; |
6209 | bool Enabled; |
6210 | |
6211 | public: |
6212 | |
6213 | |
6214 | |
6215 | |
6216 | CXXThisScopeRAII(Sema &S, Decl *ContextDecl, Qualifiers CXXThisTypeQuals, |
6217 | bool Enabled = true); |
6218 | |
6219 | ~CXXThisScopeRAII(); |
6220 | }; |
6221 | |
6222 | |
6223 | |
6224 | |
6225 | |
6226 | |
6227 | |
6228 | |
6229 | |
6230 | |
6231 | |
6232 | |
6233 | |
6234 | |
6235 | |
6236 | |
6237 | bool CheckCXXThisCapture(SourceLocation Loc, bool Explicit = false, |
6238 | bool BuildAndDiagnose = true, |
6239 | const unsigned *const FunctionScopeIndexToStopAt = nullptr, |
6240 | bool ByCopy = false); |
6241 | |
6242 | |
6243 | |
6244 | |
6245 | bool isThisOutsideMemberFunctionBody(QualType BaseType); |
6246 | |
6247 | |
6248 | ExprResult ActOnCXXBoolLiteral(SourceLocation OpLoc, tok::TokenKind Kind); |
6249 | |
6250 | |
6251 | |
6252 | ExprResult ActOnObjCBoolLiteral(SourceLocation OpLoc, tok::TokenKind Kind); |
6253 | |
6254 | ExprResult |
6255 | ActOnObjCAvailabilityCheckExpr(llvm::ArrayRef<AvailabilitySpec> AvailSpecs, |
6256 | SourceLocation AtLoc, SourceLocation RParen); |
6257 | |
6258 | |
6259 | ExprResult ActOnCXXNullPtrLiteral(SourceLocation Loc); |
6260 | |
6261 | |
6262 | ExprResult ActOnCXXThrow(Scope *S, SourceLocation OpLoc, Expr *expr); |
6263 | ExprResult BuildCXXThrow(SourceLocation OpLoc, Expr *Ex, |
6264 | bool IsThrownVarInScope); |
6265 | bool CheckCXXThrowOperand(SourceLocation ThrowLoc, QualType ThrowTy, Expr *E); |
6266 | |
6267 | |
6268 | |
6269 | |
6270 | |
6271 | ExprResult ActOnCXXTypeConstructExpr(ParsedType TypeRep, |
6272 | SourceLocation LParenOrBraceLoc, |
6273 | MultiExprArg Exprs, |
6274 | SourceLocation RParenOrBraceLoc, |
6275 | bool ListInitialization); |
6276 | |
6277 | ExprResult BuildCXXTypeConstructExpr(TypeSourceInfo *Type, |
6278 | SourceLocation LParenLoc, |
6279 | MultiExprArg Exprs, |
6280 | SourceLocation RParenLoc, |
6281 | bool ListInitialization); |
6282 | |
6283 | |
6284 | ExprResult ActOnCXXNew(SourceLocation StartLoc, bool UseGlobal, |
6285 | SourceLocation PlacementLParen, |
6286 | MultiExprArg PlacementArgs, |
6287 | SourceLocation PlacementRParen, |
6288 | SourceRange TypeIdParens, Declarator &D, |
6289 | Expr *Initializer); |
6290 | ExprResult BuildCXXNew(SourceRange Range, bool UseGlobal, |
6291 | SourceLocation PlacementLParen, |
6292 | MultiExprArg PlacementArgs, |
6293 | SourceLocation PlacementRParen, |
6294 | SourceRange TypeIdParens, |
6295 | QualType AllocType, |
6296 | TypeSourceInfo *AllocTypeInfo, |
6297 | Optional<Expr *> ArraySize, |
6298 | SourceRange DirectInitRange, |
6299 | Expr *Initializer); |
6300 | |
6301 | |
6302 | |
6303 | bool isUnavailableAlignedAllocationFunction(const FunctionDecl &FD) const; |
6304 | |
6305 | |
6306 | |
6307 | void diagnoseUnavailableAlignedAllocation(const FunctionDecl &FD, |
6308 | SourceLocation Loc); |
6309 | |
6310 | bool CheckAllocatedType(QualType AllocType, SourceLocation Loc, |
6311 | SourceRange R); |
6312 | |
6313 | |
6314 | enum AllocationFunctionScope { |
6315 | |
6316 | AFS_Global, |
6317 | |
6318 | |
6319 | AFS_Class, |
6320 | |
6321 | |
6322 | AFS_Both |
6323 | }; |
6324 | |
6325 | |
6326 | |
6327 | bool FindAllocationFunctions(SourceLocation StartLoc, SourceRange Range, |
6328 | AllocationFunctionScope NewScope, |
6329 | AllocationFunctionScope DeleteScope, |
6330 | QualType AllocType, bool IsArray, |
6331 | bool &PassAlignment, MultiExprArg PlaceArgs, |
6332 | FunctionDecl *&OperatorNew, |
6333 | FunctionDecl *&OperatorDelete, |
6334 | bool Diagnose = true); |
6335 | void DeclareGlobalNewDelete(); |
6336 | void DeclareGlobalAllocationFunction(DeclarationName Name, QualType Return, |
6337 | ArrayRef<QualType> Params); |
6338 | |
6339 | bool FindDeallocationFunction(SourceLocation StartLoc, CXXRecordDecl *RD, |
6340 | DeclarationName Name, FunctionDecl* &Operator, |
6341 | bool Diagnose = true); |
6342 | FunctionDecl *FindUsualDeallocationFunction(SourceLocation StartLoc, |
6343 | bool CanProvideSize, |
6344 | bool Overaligned, |
6345 | DeclarationName Name); |
6346 | FunctionDecl *FindDeallocationFunctionForDestructor(SourceLocation StartLoc, |
6347 | CXXRecordDecl *RD); |
6348 | |
6349 | |
6350 | ExprResult ActOnCXXDelete(SourceLocation StartLoc, |
6351 | bool UseGlobal, bool ArrayForm, |
6352 | Expr *Operand); |
6353 | void CheckVirtualDtorCall(CXXDestructorDecl *dtor, SourceLocation Loc, |
6354 | bool IsDelete, bool CallCanBeVirtual, |
6355 | bool WarnOnNonAbstractTypes, |
6356 | SourceLocation DtorLoc); |
6357 | |
6358 | ExprResult ActOnNoexceptExpr(SourceLocation KeyLoc, SourceLocation LParen, |
6359 | Expr *Operand, SourceLocation RParen); |
6360 | ExprResult BuildCXXNoexceptExpr(SourceLocation KeyLoc, Expr *Operand, |
6361 | SourceLocation RParen); |
6362 | |
6363 | |
6364 | ExprResult ActOnTypeTrait(TypeTrait Kind, SourceLocation KWLoc, |
6365 | ArrayRef<ParsedType> Args, |
6366 | SourceLocation RParenLoc); |
6367 | ExprResult BuildTypeTrait(TypeTrait Kind, SourceLocation KWLoc, |
6368 | ArrayRef<TypeSourceInfo *> Args, |
6369 | SourceLocation RParenLoc); |
6370 | |
6371 | |
6372 | |
6373 | ExprResult ActOnArrayTypeTrait(ArrayTypeTrait ATT, |
6374 | SourceLocation KWLoc, |
6375 | ParsedType LhsTy, |
6376 | Expr *DimExpr, |
6377 | SourceLocation RParen); |
6378 | |
6379 | ExprResult BuildArrayTypeTrait(ArrayTypeTrait ATT, |
6380 | SourceLocation KWLoc, |
6381 | TypeSourceInfo *TSInfo, |
6382 | Expr *DimExpr, |
6383 | SourceLocation RParen); |
6384 | |
6385 | |
6386 | |
6387 | ExprResult ActOnExpressionTrait(ExpressionTrait OET, |
6388 | SourceLocation KWLoc, |
6389 | Expr *Queried, |
6390 | SourceLocation RParen); |
6391 | |
6392 | ExprResult BuildExpressionTrait(ExpressionTrait OET, |
6393 | SourceLocation KWLoc, |
6394 | Expr *Queried, |
6395 | SourceLocation RParen); |
6396 | |
6397 | ExprResult ActOnStartCXXMemberReference(Scope *S, |
6398 | Expr *Base, |
6399 | SourceLocation OpLoc, |
6400 | tok::TokenKind OpKind, |
6401 | ParsedType &ObjectType, |
6402 | bool &MayBePseudoDestructor); |
6403 | |
6404 | ExprResult BuildPseudoDestructorExpr(Expr *Base, |
6405 | SourceLocation OpLoc, |
6406 | tok::TokenKind OpKind, |
6407 | const CXXScopeSpec &SS, |
6408 | TypeSourceInfo *ScopeType, |
6409 | SourceLocation CCLoc, |
6410 | SourceLocation TildeLoc, |
6411 | PseudoDestructorTypeStorage DestroyedType); |
6412 | |
6413 | ExprResult ActOnPseudoDestructorExpr(Scope *S, Expr *Base, |
6414 | SourceLocation OpLoc, |
6415 | tok::TokenKind OpKind, |
6416 | CXXScopeSpec &SS, |
6417 | UnqualifiedId &FirstTypeName, |
6418 | SourceLocation CCLoc, |
6419 | SourceLocation TildeLoc, |
6420 | UnqualifiedId &SecondTypeName); |
6421 | |
6422 | ExprResult ActOnPseudoDestructorExpr(Scope *S, Expr *Base, |
6423 | SourceLocation OpLoc, |
6424 | tok::TokenKind OpKind, |
6425 | SourceLocation TildeLoc, |
6426 | const DeclSpec& DS); |
6427 | |
6428 | |
6429 | |
6430 | |
6431 | Expr *MaybeCreateExprWithCleanups(Expr *SubExpr); |
6432 | Stmt *MaybeCreateStmtWithCleanups(Stmt *SubStmt); |
6433 | ExprResult MaybeCreateExprWithCleanups(ExprResult SubExpr); |
6434 | |
6435 | MaterializeTemporaryExpr * |
6436 | CreateMaterializeTemporaryExpr(QualType T, Expr *Temporary, |
6437 | bool BoundToLvalueReference); |
6438 | |
6439 | ExprResult ActOnFinishFullExpr(Expr *Expr, bool DiscardedValue) { |
6440 | return ActOnFinishFullExpr( |
6441 | Expr, Expr ? Expr->getExprLoc() : SourceLocation(), DiscardedValue); |
6442 | } |
6443 | ExprResult ActOnFinishFullExpr(Expr *Expr, SourceLocation CC, |
6444 | bool DiscardedValue, bool IsConstexpr = false); |
6445 | StmtResult ActOnFinishFullStmt(Stmt *Stmt); |
6446 | |
6447 | |
6448 | bool RequireCompleteDeclContext(CXXScopeSpec &SS, DeclContext *DC); |
6449 | |
6450 | bool RequireCompleteEnumDecl(EnumDecl *D, SourceLocation L, |
6451 | CXXScopeSpec *SS = nullptr); |
6452 | |
6453 | DeclContext *computeDeclContext(QualType T); |
6454 | DeclContext *computeDeclContext(const CXXScopeSpec &SS, |
6455 | bool EnteringContext = false); |
6456 | bool isDependentScopeSpecifier(const CXXScopeSpec &SS); |
6457 | CXXRecordDecl *getCurrentInstantiationOf(NestedNameSpecifier *NNS); |
6458 | |
6459 | |
6460 | |
6461 | |
6462 | |
6463 | |
6464 | |
6465 | |
6466 | |
6467 | bool ActOnCXXGlobalScopeSpecifier(SourceLocation CCLoc, CXXScopeSpec &SS); |
6468 | |
6469 | |
6470 | |
6471 | |
6472 | |
6473 | |
6474 | |
6475 | |
6476 | |
6477 | |
6478 | |
6479 | bool ActOnSuperScopeSpecifier(SourceLocation SuperLoc, |
6480 | SourceLocation ColonColonLoc, CXXScopeSpec &SS); |
6481 | |
6482 | bool isAcceptableNestedNameSpecifier(const NamedDecl *SD, |
6483 | bool *CanCorrect = nullptr); |
6484 | NamedDecl *FindFirstQualifierInScope(Scope *S, NestedNameSpecifier *NNS); |
6485 | |
6486 | |
6487 | |
6488 | struct NestedNameSpecInfo { |
6489 | |
6490 | |
6491 | ParsedType ObjectType; |
6492 | |
6493 | |
6494 | IdentifierInfo *Identifier; |
6495 | |
6496 | |
6497 | SourceLocation IdentifierLoc; |
6498 | |
6499 | |
6500 | SourceLocation CCLoc; |
6501 | |
6502 | |
6503 | NestedNameSpecInfo(IdentifierInfo *II, SourceLocation IdLoc, |
6504 | SourceLocation ColonColonLoc, ParsedType ObjectType = ParsedType()) |
6505 | : ObjectType(ObjectType), Identifier(II), IdentifierLoc(IdLoc), |
6506 | CCLoc(ColonColonLoc) { |
6507 | } |
6508 | |
6509 | NestedNameSpecInfo(IdentifierInfo *II, SourceLocation IdLoc, |
6510 | SourceLocation ColonColonLoc, QualType ObjectType) |
6511 | : ObjectType(ParsedType::make(ObjectType)), Identifier(II), |
6512 | IdentifierLoc(IdLoc), CCLoc(ColonColonLoc) { |
6513 | } |
6514 | }; |
6515 | |
6516 | bool isNonTypeNestedNameSpecifier(Scope *S, CXXScopeSpec &SS, |
6517 | NestedNameSpecInfo &IdInfo); |
6518 | |
6519 | bool BuildCXXNestedNameSpecifier(Scope *S, |
6520 | NestedNameSpecInfo &IdInfo, |
6521 | bool EnteringContext, |
6522 | CXXScopeSpec &SS, |
6523 | NamedDecl *ScopeLookupResult, |
6524 | bool ErrorRecoveryLookup, |
6525 | bool *IsCorrectedToColon = nullptr, |
6526 | bool OnlyNamespace = false); |
6527 | |
6528 | |
6529 | |
6530 | |
6531 | |
6532 | |
6533 | |
6534 | |
6535 | |
6536 | |
6537 | |
6538 | |
6539 | |
6540 | |
6541 | |
6542 | |
6543 | |
6544 | |
6545 | |
6546 | |
6547 | |
6548 | |
6549 | |
6550 | |
6551 | |
6552 | |
6553 | bool ActOnCXXNestedNameSpecifier(Scope *S, |
6554 | NestedNameSpecInfo &IdInfo, |
6555 | bool EnteringContext, |
6556 | CXXScopeSpec &SS, |
6557 | bool ErrorRecoveryLookup = false, |
6558 | bool *IsCorrectedToColon = nullptr, |
6559 | bool OnlyNamespace = false); |
6560 | |
6561 | ExprResult ActOnDecltypeExpression(Expr *E); |
6562 | |
6563 | bool ActOnCXXNestedNameSpecifierDecltype(CXXScopeSpec &SS, |
6564 | const DeclSpec &DS, |
6565 | SourceLocation ColonColonLoc); |
6566 | |
6567 | bool IsInvalidUnlessNestedName(Scope *S, CXXScopeSpec &SS, |
6568 | NestedNameSpecInfo &IdInfo, |
6569 | bool EnteringContext); |
6570 | |
6571 | |
6572 | |
6573 | |
6574 | |
6575 | |
6576 | |
6577 | |
6578 | |
6579 | |
6580 | |
6581 | |
6582 | |
6583 | |
6584 | |
6585 | |
6586 | |
6587 | |
6588 | |
6589 | |
6590 | |
6591 | |
6592 | |
6593 | |
6594 | bool ActOnCXXNestedNameSpecifier(Scope *S, |
6595 | CXXScopeSpec &SS, |
6596 | SourceLocation TemplateKWLoc, |
6597 | TemplateTy TemplateName, |
6598 | SourceLocation TemplateNameLoc, |
6599 | SourceLocation LAngleLoc, |
6600 | ASTTemplateArgsPtr TemplateArgs, |
6601 | SourceLocation RAngleLoc, |
6602 | SourceLocation CCLoc, |
6603 | bool EnteringContext); |
6604 | |
6605 | |
6606 | |
6607 | |
6608 | |
6609 | |
6610 | |
6611 | |
6612 | |
6613 | void *SaveNestedNameSpecifierAnnotation(CXXScopeSpec &SS); |
6614 | |
6615 | |
6616 | |
6617 | |
6618 | |
6619 | |
6620 | |
6621 | |
6622 | |
6623 | |
6624 | |
6625 | void RestoreNestedNameSpecifierAnnotation(void *Annotation, |
6626 | SourceRange AnnotationRange, |
6627 | CXXScopeSpec &SS); |
6628 | |
6629 | bool ShouldEnterDeclaratorScope(Scope *S, const CXXScopeSpec &SS); |
6630 | |
6631 | |
6632 | |
6633 | |
6634 | |
6635 | |
6636 | |
6637 | bool ActOnCXXEnterDeclaratorScope(Scope *S, CXXScopeSpec &SS); |
6638 | |
6639 | |
6640 | |
6641 | |
6642 | |
6643 | |
6644 | void ActOnCXXExitDeclaratorScope(Scope *S, const CXXScopeSpec &SS); |
6645 | |
6646 | |
6647 | |
6648 | |
6649 | |
6650 | |
6651 | void ActOnCXXEnterDeclInitializer(Scope *S, Decl *Dcl); |
6652 | |
6653 | |
6654 | |
6655 | void ActOnCXXExitDeclInitializer(Scope *S, Decl *Dcl); |
6656 | |
6657 | |
6658 | CXXRecordDecl *createLambdaClosureType(SourceRange IntroducerRange, |
6659 | TypeSourceInfo *Info, |
6660 | bool KnownDependent, |
6661 | LambdaCaptureDefault CaptureDefault); |
6662 | |
6663 | |
6664 | CXXMethodDecl *startLambdaDefinition(CXXRecordDecl *Class, |
6665 | SourceRange IntroducerRange, |
6666 | TypeSourceInfo *MethodType, |
6667 | SourceLocation EndLoc, |
6668 | ArrayRef<ParmVarDecl *> Params, |
6669 | ConstexprSpecKind ConstexprKind, |
6670 | Expr *TrailingRequiresClause); |
6671 | |
6672 | |
6673 | void handleLambdaNumbering( |
6674 | CXXRecordDecl *Class, CXXMethodDecl *Method, |
6675 | Optional<std::tuple<bool, unsigned, unsigned, Decl *>> Mangling = None); |
6676 | |
6677 | |
6678 | void buildLambdaScope(sema::LambdaScopeInfo *LSI, |
6679 | CXXMethodDecl *CallOperator, |
6680 | SourceRange IntroducerRange, |
6681 | LambdaCaptureDefault CaptureDefault, |
6682 | SourceLocation CaptureDefaultLoc, |
6683 | bool ExplicitParams, |
6684 | bool ExplicitResultType, |
6685 | bool Mutable); |
6686 | |
6687 | |
6688 | |
6689 | |
6690 | ParsedType actOnLambdaInitCaptureInitialization( |
6691 | SourceLocation Loc, bool ByRef, SourceLocation EllipsisLoc, |
6692 | IdentifierInfo *Id, LambdaCaptureInitKind InitKind, Expr *&Init) { |
6693 | return ParsedType::make(buildLambdaInitCaptureInitialization( |
6694 | Loc, ByRef, EllipsisLoc, None, Id, |
6695 | InitKind != LambdaCaptureInitKind::CopyInit, Init)); |
6696 | } |
6697 | QualType buildLambdaInitCaptureInitialization( |
6698 | SourceLocation Loc, bool ByRef, SourceLocation EllipsisLoc, |
6699 | Optional<unsigned> NumExpansions, IdentifierInfo *Id, bool DirectInit, |
6700 | Expr *&Init); |
6701 | |
6702 | |
6703 | |
6704 | |
6705 | |
6706 | |
6707 | VarDecl *createLambdaInitCaptureVarDecl(SourceLocation Loc, |
6708 | QualType InitCaptureType, |
6709 | SourceLocation EllipsisLoc, |
6710 | IdentifierInfo *Id, |
6711 | unsigned InitStyle, Expr *Init); |
6712 | |
6713 | |
6714 | void addInitCapture(sema::LambdaScopeInfo *LSI, VarDecl *Var); |
6715 | |
6716 | |
6717 | |
6718 | void finishLambdaExplicitCaptures(sema::LambdaScopeInfo *LSI); |
6719 | |
6720 | |
6721 | |
6722 | void ActOnLambdaExplicitTemplateParameterList(SourceLocation LAngleLoc, |
6723 | ArrayRef<NamedDecl *> TParams, |
6724 | SourceLocation RAngleLoc, |
6725 | ExprResult RequiresClause); |
6726 | |
6727 | |
6728 | void addLambdaParameters( |
6729 | ArrayRef<LambdaIntroducer::LambdaCapture> Captures, |
6730 | CXXMethodDecl *CallOperator, Scope *CurScope); |
6731 | |
6732 | |
6733 | |
6734 | void deduceClosureReturnType(sema::CapturingScopeInfo &CSI); |
6735 | |
6736 | |
6737 | |
6738 | |
6739 | |
6740 | void ActOnStartOfLambdaDefinition(LambdaIntroducer &Intro, |
6741 | Declarator &ParamInfo, Scope *CurScope); |
6742 | |
6743 | |
6744 | |
6745 | void ActOnLambdaError(SourceLocation StartLoc, Scope *CurScope, |
6746 | bool IsInstantiation = false); |
6747 | |
6748 | |
6749 | |
6750 | ExprResult ActOnLambdaExpr(SourceLocation StartLoc, Stmt *Body, |
6751 | Scope *CurScope); |
6752 | |
6753 | |
6754 | bool CaptureHasSideEffects(const sema::Capture &From); |
6755 | |
6756 | |
6757 | |
6758 | bool DiagnoseUnusedLambdaCapture(SourceRange CaptureRange, |
6759 | const sema::Capture &From); |
6760 | |
6761 | |
6762 | FieldDecl *BuildCaptureField(RecordDecl *RD, const sema::Capture &Capture); |
6763 | |
6764 | |
6765 | ExprResult BuildCaptureInit(const sema::Capture &Capture, |
6766 | SourceLocation ImplicitCaptureLoc, |
6767 | bool IsOpenMPMapping = false); |
6768 | |
6769 | |
6770 | |
6771 | ExprResult BuildLambdaExpr(SourceLocation StartLoc, SourceLocation EndLoc, |
6772 | sema::LambdaScopeInfo *LSI); |
6773 | |
6774 | |
6775 | |
6776 | QualType |
6777 | getLambdaConversionFunctionResultType(const FunctionProtoType *CallOpType, |
6778 | CallingConv CC); |
6779 | |
6780 | |
6781 | |
6782 | |
6783 | |
6784 | |
6785 | |
6786 | |
6787 | void DefineImplicitLambdaToFunctionPointerConversion( |
6788 | SourceLocation CurrentLoc, CXXConversionDecl *Conv); |
6789 | |
6790 | |
6791 | |
6792 | |
6793 | |
6794 | |
6795 | |
6796 | |
6797 | void DefineImplicitLambdaToBlockPointerConversion(SourceLocation CurrentLoc, |
6798 | CXXConversionDecl *Conv); |
6799 | |
6800 | ExprResult BuildBlockForLambdaConversion(SourceLocation CurrentLocation, |
6801 | SourceLocation ConvLocation, |
6802 | CXXConversionDecl *Conv, |
6803 | Expr *Src); |
6804 | |
6805 | |
6806 | |
6807 | |
6808 | |
6809 | bool CheckConstraintExpression(const Expr *CE, Token NextToken = Token(), |
6810 | bool *PossibleNonPrimary = nullptr, |
6811 | bool IsTrailingRequiresClause = false); |
6812 | |
6813 | private: |
6814 | |
6815 | |
6816 | |
6817 | llvm::DenseMap<std::pair<NamedDecl *, NamedDecl *>, bool> SubsumptionCache; |
6818 | |
6819 | |
6820 | |
6821 | |
6822 | llvm::DenseMap<NamedDecl *, NormalizedConstraint *> |
6823 | NormalizationCache; |
6824 | |
6825 | llvm::ContextualFoldingSet<ConstraintSatisfaction, const ASTContext &> |
6826 | SatisfactionCache; |
6827 | |
6828 | public: |
6829 | const NormalizedConstraint * |
6830 | getNormalizedAssociatedConstraints( |
6831 | NamedDecl *ConstrainedDecl, ArrayRef<const Expr *> AssociatedConstraints); |
6832 | |
6833 | |
6834 | |
6835 | |
6836 | |
6837 | |
6838 | |
6839 | |
6840 | |
6841 | bool IsAtLeastAsConstrained(NamedDecl *D1, ArrayRef<const Expr *> AC1, |
6842 | NamedDecl *D2, ArrayRef<const Expr *> AC2, |
6843 | bool &Result); |
6844 | |
6845 | |
6846 | |
6847 | |
6848 | |
6849 | bool MaybeEmitAmbiguousAtomicConstraintsDiagnostic(NamedDecl *D1, |
6850 | ArrayRef<const Expr *> AC1, NamedDecl *D2, ArrayRef<const Expr *> AC2); |
6851 | |
6852 | |
6853 | |
6854 | |
6855 | |
6856 | |
6857 | |
6858 | |
6859 | |
6860 | |
6861 | |
6862 | |
6863 | |
6864 | |
6865 | |
6866 | |
6867 | bool CheckConstraintSatisfaction( |
6868 | const NamedDecl *Template, ArrayRef<const Expr *> ConstraintExprs, |
6869 | ArrayRef<TemplateArgument> TemplateArgs, |
6870 | SourceRange TemplateIDRange, ConstraintSatisfaction &Satisfaction); |
6871 | |
6872 | |
6873 | |
6874 | |
6875 | |
6876 | |
6877 | |
6878 | bool CheckConstraintSatisfaction(const Expr *ConstraintExpr, |
6879 | ConstraintSatisfaction &Satisfaction); |
6880 | |
6881 | |
6882 | |
6883 | |
6884 | |
6885 | |
6886 | |
6887 | bool CheckFunctionConstraints(const FunctionDecl *FD, |
6888 | ConstraintSatisfaction &Satisfaction, |
6889 | SourceLocation UsageLoc = SourceLocation()); |
6890 | |
6891 | |
6892 | |
6893 | |
6894 | |
6895 | |
6896 | |
6897 | |
6898 | |
6899 | |
6900 | |
6901 | |
6902 | |
6903 | |
6904 | |
6905 | bool EnsureTemplateArgumentListConstraints(TemplateDecl *Template, |
6906 | ArrayRef<TemplateArgument> TemplateArgs, |
6907 | SourceRange TemplateIDRange); |
6908 | |
6909 | |
6910 | |
6911 | |
6912 | |
6913 | void |
6914 | DiagnoseUnsatisfiedConstraint(const ConstraintSatisfaction &Satisfaction, |
6915 | bool First = true); |
6916 | |
6917 | |
6918 | |
6919 | void |
6920 | DiagnoseUnsatisfiedConstraint(const ASTConstraintSatisfaction &Satisfaction, |
6921 | bool First = true); |
6922 | |
6923 | |
6924 | ExprResult ParseObjCStringLiteral(SourceLocation *AtLocs, |
6925 | ArrayRef<Expr *> Strings); |
6926 | |
6927 | ExprResult BuildObjCStringLiteral(SourceLocation AtLoc, StringLiteral *S); |
6928 | |
6929 | |
6930 | |
6931 | |
6932 | ExprResult BuildObjCNumericLiteral(SourceLocation AtLoc, Expr *Number); |
6933 | ExprResult ActOnObjCBoolLiteral(SourceLocation AtLoc, SourceLocation ValueLoc, |
6934 | bool Value); |
6935 | ExprResult BuildObjCArrayLiteral(SourceRange SR, MultiExprArg Elements); |
6936 | |
6937 | |
6938 | |
6939 | |
6940 | |
6941 | |
6942 | ExprResult BuildObjCBoxedExpr(SourceRange SR, Expr *ValueExpr); |
6943 | |
6944 | ExprResult BuildObjCSubscriptExpression(SourceLocation RB, Expr *BaseExpr, |
6945 | Expr *IndexExpr, |
6946 | ObjCMethodDecl *getterMethod, |
6947 | ObjCMethodDecl *setterMethod); |
6948 | |
6949 | ExprResult BuildObjCDictionaryLiteral(SourceRange SR, |
6950 | MutableArrayRef<ObjCDictionaryElement> Elements); |
6951 | |
6952 | ExprResult BuildObjCEncodeExpression(SourceLocation AtLoc, |
6953 | TypeSourceInfo *EncodedTypeInfo, |
6954 | SourceLocation RParenLoc); |
6955 | ExprResult BuildCXXMemberCallExpr(Expr *Exp, NamedDecl *FoundDecl, |
6956 | CXXConversionDecl *Method, |
6957 | bool HadMultipleCandidates); |
6958 | |
6959 | ExprResult ParseObjCEncodeExpression(SourceLocation AtLoc, |
6960 | SourceLocation EncodeLoc, |
6961 | SourceLocation LParenLoc, |
6962 | ParsedType Ty, |
6963 | SourceLocation RParenLoc); |
6964 | |
6965 | |
6966 | ExprResult ParseObjCSelectorExpression(Selector Sel, |
6967 | SourceLocation AtLoc, |
6968 | SourceLocation SelLoc, |
6969 | SourceLocation LParenLoc, |
6970 | SourceLocation RParenLoc, |
6971 | bool WarnMultipleSelectors); |
6972 | |
6973 | |
6974 | ExprResult ParseObjCProtocolExpression(IdentifierInfo * ProtocolName, |
6975 | SourceLocation AtLoc, |
6976 | SourceLocation ProtoLoc, |
6977 | SourceLocation LParenLoc, |
6978 | SourceLocation ProtoIdLoc, |
6979 | SourceLocation RParenLoc); |
6980 | |
6981 | |
6982 | |
6983 | |
6984 | Decl *ActOnStartLinkageSpecification(Scope *S, |
6985 | SourceLocation ExternLoc, |
6986 | Expr *LangStr, |
6987 | SourceLocation LBraceLoc); |
6988 | Decl *ActOnFinishLinkageSpecification(Scope *S, |
6989 | Decl *LinkageSpec, |
6990 | SourceLocation RBraceLoc); |
6991 | |
6992 | |
6993 | |
6994 | |
6995 | |
6996 | CXXRecordDecl *getCurrentClass(Scope *S, const CXXScopeSpec *SS); |
6997 | bool isCurrentClassName(const IdentifierInfo &II, Scope *S, |
6998 | const CXXScopeSpec *SS = nullptr); |
6999 | bool isCurrentClassNameTypo(IdentifierInfo *&II, const CXXScopeSpec *SS); |
7000 | |
7001 | bool ActOnAccessSpecifier(AccessSpecifier Access, SourceLocation ASLoc, |
7002 | SourceLocation ColonLoc, |
7003 | const ParsedAttributesView &Attrs); |
7004 | |
7005 | NamedDecl *ActOnCXXMemberDeclarator(Scope *S, AccessSpecifier AS, |
7006 | Declarator &D, |
7007 | MultiTemplateParamsArg TemplateParameterLists, |
7008 | Expr *BitfieldWidth, const VirtSpecifiers &VS, |
7009 | InClassInitStyle InitStyle); |
7010 | |
7011 | void ActOnStartCXXInClassMemberInitializer(); |
7012 | void ActOnFinishCXXInClassMemberInitializer(Decl *VarDecl, |
7013 | SourceLocation EqualLoc, |
7014 | Expr *Init); |
7015 | |
7016 | MemInitResult ActOnMemInitializer(Decl *ConstructorD, |
7017 | Scope *S, |
7018 | CXXScopeSpec &SS, |
7019 | IdentifierInfo *MemberOrBase, |
7020 | ParsedType TemplateTypeTy, |
7021 | const DeclSpec &DS, |
7022 | SourceLocation IdLoc, |
7023 | SourceLocation LParenLoc, |
7024 | ArrayRef<Expr *> Args, |
7025 | SourceLocation RParenLoc, |
7026 | SourceLocation EllipsisLoc); |
7027 | |
7028 | MemInitResult ActOnMemInitializer(Decl *ConstructorD, |
7029 | Scope *S, |
7030 | CXXScopeSpec &SS, |
7031 | IdentifierInfo *MemberOrBase, |
7032 | ParsedType TemplateTypeTy, |
7033 | const DeclSpec &DS, |
7034 | SourceLocation IdLoc, |
7035 | Expr *InitList, |
7036 | SourceLocation EllipsisLoc); |
7037 | |
7038 | MemInitResult BuildMemInitializer(Decl *ConstructorD, |
7039 | Scope *S, |
7040 | CXXScopeSpec &SS, |
7041 | IdentifierInfo *MemberOrBase, |
7042 | ParsedType TemplateTypeTy, |
7043 | const DeclSpec &DS, |
7044 | SourceLocation IdLoc, |
7045 | Expr *Init, |
7046 | SourceLocation EllipsisLoc); |
7047 | |
7048 | MemInitResult BuildMemberInitializer(ValueDecl *Member, |
7049 | Expr *Init, |
7050 | SourceLocation IdLoc); |
7051 | |
7052 | MemInitResult BuildBaseInitializer(QualType BaseType, |
7053 | TypeSourceInfo *BaseTInfo, |
7054 | Expr *Init, |
7055 | CXXRecordDecl *ClassDecl, |
7056 | SourceLocation EllipsisLoc); |
7057 | |
7058 | MemInitResult BuildDelegatingInitializer(TypeSourceInfo *TInfo, |
7059 | Expr *Init, |
7060 | CXXRecordDecl *ClassDecl); |
7061 | |
7062 | bool SetDelegatingInitializer(CXXConstructorDecl *Constructor, |
7063 | CXXCtorInitializer *Initializer); |
7064 | |
7065 | bool SetCtorInitializers(CXXConstructorDecl *Constructor, bool AnyErrors, |
7066 | ArrayRef<CXXCtorInitializer *> Initializers = None); |
7067 | |
7068 | void SetIvarInitializers(ObjCImplementationDecl *ObjCImplementation); |
7069 | |
7070 | |
7071 | |
7072 | |
7073 | |
7074 | void MarkBaseAndMemberDestructorsReferenced(SourceLocation Loc, |
7075 | CXXRecordDecl *Record); |
7076 | |
7077 | |
7078 | |
7079 | |
7080 | |
7081 | void MarkVirtualBaseDestructorsReferenced( |
7082 | SourceLocation Location, CXXRecordDecl *ClassDecl, |
7083 | llvm::SmallPtrSetImpl<const RecordType *> *DirectVirtualBases = nullptr); |
7084 | |
7085 | |
7086 | |
7087 | |
7088 | |
7089 | |
7090 | void CheckCompleteDestructorVariant(SourceLocation CurrentLocation, |
7091 | CXXDestructorDecl *Dtor); |
7092 | |
7093 | |
7094 | |
7095 | |
7096 | typedef std::pair<CXXRecordDecl*, SourceLocation> VTableUse; |
7097 | |
7098 | |
7099 | |
7100 | SmallVector<VTableUse, 16> VTableUses; |
7101 | |
7102 | |
7103 | |
7104 | |
7105 | |
7106 | llvm::DenseMap<CXXRecordDecl *, bool> VTablesUsed; |
7107 | |
7108 | |
7109 | void LoadExternalVTableUses(); |
7110 | |
7111 | |
7112 | |
7113 | void MarkVTableUsed(SourceLocation Loc, CXXRecordDecl *Class, |
7114 | bool DefinitionRequired = false); |
7115 | |
7116 | |
7117 | |
7118 | void MarkVirtualMemberExceptionSpecsNeeded(SourceLocation Loc, |
7119 | const CXXRecordDecl *RD); |
7120 | |
7121 | |
7122 | |
7123 | void MarkVirtualMembersReferenced(SourceLocation Loc, const CXXRecordDecl *RD, |
7124 | bool ConstexprOnly = false); |
7125 | |
7126 | |
7127 | |
7128 | |
7129 | |
7130 | |
7131 | bool DefineUsedVTables(); |
7132 | |
7133 | void AddImplicitlyDeclaredMembersToClass(CXXRecordDecl *ClassDecl); |
7134 | |
7135 | void ActOnMemInitializers(Decl *ConstructorDecl, |
7136 | SourceLocation ColonLoc, |
7137 | ArrayRef<CXXCtorInitializer*> MemInits, |
7138 | bool AnyErrors); |
7139 | |
7140 | |
7141 | |
7142 | |
7143 | void checkClassLevelDLLAttribute(CXXRecordDecl *Class); |
7144 | void checkClassLevelCodeSegAttribute(CXXRecordDecl *Class); |
7145 | |
7146 | void referenceDLLExportedClassMethods(); |
7147 | |
7148 | void propagateDLLAttrToBaseClassTemplate( |
7149 | CXXRecordDecl *Class, Attr *ClassAttr, |
7150 | ClassTemplateSpecializationDecl *BaseTemplateSpec, |
7151 | SourceLocation BaseLoc); |
7152 | |
7153 | |
7154 | |
7155 | |
7156 | void inferGslPointerAttribute(NamedDecl *ND, CXXRecordDecl *UnderlyingRecord); |
7157 | |
7158 | |
7159 | void inferGslOwnerPointerAttribute(CXXRecordDecl *Record); |
7160 | |
7161 | |
7162 | void inferGslPointerAttribute(TypedefNameDecl *TD); |
7163 | |
7164 | void CheckCompletedCXXClass(Scope *S, CXXRecordDecl *Record); |
7165 | |
7166 | |
7167 | |
7168 | void checkIllFormedTrivialABIStruct(CXXRecordDecl &RD); |
7169 | |
7170 | void ActOnFinishCXXMemberSpecification(Scope *S, SourceLocation RLoc, |
7171 | Decl *TagDecl, SourceLocation LBrac, |
7172 | SourceLocation RBrac, |
7173 | const ParsedAttributesView &AttrList); |
7174 | void ActOnFinishCXXMemberDecls(); |
7175 | void ActOnFinishCXXNonNestedClass(); |
7176 | |
7177 | void ActOnReenterCXXMethodParameter(Scope *S, ParmVarDecl *Param); |
7178 | unsigned ActOnReenterTemplateScope(Decl *Template, |
7179 | llvm::function_ref<Scope *()> EnterScope); |
7180 | void ActOnStartDelayedMemberDeclarations(Scope *S, Decl *Record); |
7181 | void ActOnStartDelayedCXXMethodDeclaration(Scope *S, Decl *Method); |
7182 | void ActOnDelayedCXXMethodParameter(Scope *S, Decl *Param); |
7183 | void ActOnFinishDelayedMemberDeclarations(Scope *S, Decl *Record); |
7184 | void ActOnFinishDelayedCXXMethodDeclaration(Scope *S, Decl *Method); |
7185 | void ActOnFinishDelayedMemberInitializers(Decl *Record); |
7186 | void MarkAsLateParsedTemplate(FunctionDecl *FD, Decl *FnD, |
7187 | CachedTokens &Toks); |
7188 | void UnmarkAsLateParsedTemplate(FunctionDecl *FD); |
7189 | bool IsInsideALocalClassWithinATemplateFunction(); |
7190 | |
7191 | Decl *ActOnStaticAssertDeclaration(SourceLocation StaticAssertLoc, |
7192 | Expr *AssertExpr, |
7193 | Expr *AssertMessageExpr, |
7194 | SourceLocation RParenLoc); |
7195 | Decl *BuildStaticAssertDeclaration(SourceLocation StaticAssertLoc, |
7196 | Expr *AssertExpr, |
7197 | StringLiteral *AssertMessageExpr, |
7198 | SourceLocation RParenLoc, |
7199 | bool Failed); |
7200 | |
7201 | FriendDecl *CheckFriendTypeDecl(SourceLocation LocStart, |
7202 | SourceLocation FriendLoc, |
7203 | TypeSourceInfo *TSInfo); |
7204 | Decl *ActOnFriendTypeDecl(Scope *S, const DeclSpec &DS, |
7205 | MultiTemplateParamsArg TemplateParams); |
7206 | NamedDecl *ActOnFriendFunctionDecl(Scope *S, Declarator &D, |
7207 | MultiTemplateParamsArg TemplateParams); |
7208 | |
7209 | QualType CheckConstructorDeclarator(Declarator &D, QualType R, |
7210 | StorageClass& SC); |
7211 | void CheckConstructor(CXXConstructorDecl *Constructor); |
7212 | QualType CheckDestructorDeclarator(Declarator &D, QualType R, |
7213 | StorageClass& SC); |
7214 | bool CheckDestructor(CXXDestructorDecl *Destructor); |
7215 | void CheckConversionDeclarator(Declarator &D, QualType &R, |
7216 | StorageClass& SC); |
7217 | Decl *ActOnConversionDeclarator(CXXConversionDecl *Conversion); |
7218 | void CheckDeductionGuideDeclarator(Declarator &D, QualType &R, |
7219 | StorageClass &SC); |
7220 | void CheckDeductionGuideTemplate(FunctionTemplateDecl *TD); |
7221 | |
7222 | void CheckExplicitlyDefaultedFunction(Scope *S, FunctionDecl *MD); |
7223 | |
7224 | bool CheckExplicitlyDefaultedSpecialMember(CXXMethodDecl *MD, |
7225 | CXXSpecialMember CSM); |
7226 | void CheckDelayedMemberExceptionSpecs(); |
7227 | |
7228 | bool CheckExplicitlyDefaultedComparison(Scope *S, FunctionDecl *MD, |
7229 | DefaultedComparisonKind DCK); |
7230 | void DeclareImplicitEqualityComparison(CXXRecordDecl *RD, |
7231 | FunctionDecl *Spaceship); |
7232 | void DefineDefaultedComparison(SourceLocation Loc, FunctionDecl *FD, |
7233 | DefaultedComparisonKind DCK); |
7234 | |
7235 | |
7236 | |
7237 | |
7238 | |
7239 | |
7240 | CXXBaseSpecifier *CheckBaseSpecifier(CXXRecordDecl *Class, |
7241 | SourceRange SpecifierRange, |
7242 | bool Virtual, AccessSpecifier Access, |
7243 | TypeSourceInfo *TInfo, |
7244 | SourceLocation EllipsisLoc); |
7245 | |
7246 | BaseResult ActOnBaseSpecifier(Decl *classdecl, |
7247 | SourceRange SpecifierRange, |
7248 | ParsedAttributes &Attrs, |
7249 | bool Virtual, AccessSpecifier Access, |
7250 | ParsedType basetype, |
7251 | SourceLocation BaseLoc, |
7252 | SourceLocation EllipsisLoc); |
7253 | |
7254 | bool AttachBaseSpecifiers(CXXRecordDecl *Class, |
7255 | MutableArrayRef<CXXBaseSpecifier *> Bases); |
7256 | void ActOnBaseSpecifiers(Decl *ClassDecl, |
7257 | MutableArrayRef<CXXBaseSpecifier *> Bases); |
7258 | |
7259 | bool IsDerivedFrom(SourceLocation Loc, QualType Derived, QualType Base); |
7260 | bool IsDerivedFrom(SourceLocation Loc, QualType Derived, QualType Base, |
7261 | CXXBasePaths &Paths); |
7262 | |
7263 | |
7264 | void BuildBasePathArray(const CXXBasePaths &Paths, CXXCastPath &BasePath); |
7265 | |
7266 | bool CheckDerivedToBaseConversion(QualType Derived, QualType Base, |
7267 | SourceLocation Loc, SourceRange Range, |
7268 | CXXCastPath *BasePath = nullptr, |
7269 | bool IgnoreAccess = false); |
7270 | bool CheckDerivedToBaseConversion(QualType Derived, QualType Base, |
7271 | unsigned InaccessibleBaseID, |
7272 | unsigned AmbiguousBaseConvID, |
7273 | SourceLocation Loc, SourceRange Range, |
7274 | DeclarationName Name, |
7275 | CXXCastPath *BasePath, |
7276 | bool IgnoreAccess = false); |
7277 | |
7278 | std::string getAmbiguousPathsDisplayString(CXXBasePaths &Paths); |
7279 | |
7280 | bool CheckOverridingFunctionAttributes(const CXXMethodDecl *New, |
7281 | const CXXMethodDecl *Old); |
7282 | |
7283 | |
7284 | |
7285 | bool CheckOverridingFunctionReturnType(const CXXMethodDecl *New, |
7286 | const CXXMethodDecl *Old); |
7287 | |
7288 | |
7289 | |
7290 | bool CheckOverridingFunctionExceptionSpec(const CXXMethodDecl *New, |
7291 | const CXXMethodDecl *Old); |
7292 | |
7293 | bool CheckPureMethod(CXXMethodDecl *Method, SourceRange InitRange); |
7294 | |
7295 | |
7296 | void CheckOverrideControl(NamedDecl *D); |
7297 | |
7298 | |
7299 | |
7300 | void DiagnoseAbsenceOfOverrideControl(NamedDecl *D, bool Inconsistent); |
7301 | |
7302 | |
7303 | |
7304 | |
7305 | bool CheckIfOverriddenFunctionIsMarkedFinal(const CXXMethodDecl *New, |
7306 | const CXXMethodDecl *Old); |
7307 | |
7308 | |
7309 | |
7310 | |
7311 | |
7312 | |
7313 | enum AccessResult { |
7314 | AR_accessible, |
7315 | AR_inaccessible, |
7316 | AR_dependent, |
7317 | AR_delayed |
7318 | }; |
7319 | |
7320 | bool SetMemberAccessSpecifier(NamedDecl *MemberDecl, |
7321 | NamedDecl *PrevMemberDecl, |
7322 | AccessSpecifier LexicalAS); |
7323 | |
7324 | AccessResult CheckUnresolvedMemberAccess(UnresolvedMemberExpr *E, |
7325 | DeclAccessPair FoundDecl); |
7326 | AccessResult CheckUnresolvedLookupAccess(UnresolvedLookupExpr *E, |
7327 | DeclAccessPair FoundDecl); |
7328 | AccessResult CheckAllocationAccess(SourceLocation OperatorLoc, |
7329 | SourceRange PlacementRange, |
7330 | CXXRecordDecl *NamingClass, |
7331 | DeclAccessPair FoundDecl, |
7332 | bool Diagnose = true); |
7333 | AccessResult CheckConstructorAccess(SourceLocation Loc, |
7334 | CXXConstructorDecl *D, |
7335 | DeclAccessPair FoundDecl, |
7336 | const InitializedEntity &Entity, |
7337 | bool IsCopyBindingRefToTemp = false); |
7338 | AccessResult CheckConstructorAccess(SourceLocation Loc, |
7339 | CXXConstructorDecl *D, |
7340 | DeclAccessPair FoundDecl, |
7341 | const InitializedEntity &Entity, |
7342 | const PartialDiagnostic &PDiag); |
7343 | AccessResult CheckDestructorAccess(SourceLocation Loc, |
7344 | CXXDestructorDecl *Dtor, |
7345 | const PartialDiagnostic &PDiag, |
7346 | QualType objectType = QualType()); |
7347 | AccessResult CheckFriendAccess(NamedDecl *D); |
7348 | AccessResult CheckMemberAccess(SourceLocation UseLoc, |
7349 | CXXRecordDecl *NamingClass, |
7350 | DeclAccessPair Found); |
7351 | AccessResult |
7352 | CheckStructuredBindingMemberAccess(SourceLocation UseLoc, |
7353 | CXXRecordDecl *DecomposedClass, |
7354 | DeclAccessPair Field); |
7355 | AccessResult CheckMemberOperatorAccess(SourceLocation Loc, |
7356 | Expr *ObjectExpr, |
7357 | Expr *ArgExpr, |
7358 | DeclAccessPair FoundDecl); |
7359 | AccessResult CheckAddressOfMemberAccess(Expr *OvlExpr, |
7360 | DeclAccessPair FoundDecl); |
7361 | AccessResult CheckBaseClassAccess(SourceLocation AccessLoc, |
7362 | QualType Base, QualType Derived, |
7363 | const CXXBasePath &Path, |
7364 | unsigned DiagID, |
7365 | bool ForceCheck = false, |
7366 | bool ForceUnprivileged = false); |
7367 | void CheckLookupAccess(const LookupResult &R); |
7368 | bool IsSimplyAccessible(NamedDecl *Decl, CXXRecordDecl *NamingClass, |
7369 | QualType BaseType); |
7370 | bool isMemberAccessibleForDeletion(CXXRecordDecl *NamingClass, |
7371 | DeclAccessPair Found, QualType ObjectType, |
7372 | SourceLocation Loc, |
7373 | const PartialDiagnostic &Diag); |
7374 | bool isMemberAccessibleForDeletion(CXXRecordDecl *NamingClass, |
7375 | DeclAccessPair Found, |
7376 | QualType ObjectType) { |
7377 | return isMemberAccessibleForDeletion(NamingClass, Found, ObjectType, |
7378 | SourceLocation(), PDiag()); |
7379 | } |
7380 | |
7381 | void HandleDependentAccessCheck(const DependentDiagnostic &DD, |
7382 | const MultiLevelTemplateArgumentList &TemplateArgs); |
7383 | void PerformDependentDiagnostics(const DeclContext *Pattern, |
7384 | const MultiLevelTemplateArgumentList &TemplateArgs); |
7385 | |
7386 | void HandleDelayedAccessCheck(sema::DelayedDiagnostic &DD, Decl *Ctx); |
7387 | |
7388 | |
7389 | |
7390 | bool AccessCheckingSFINAE; |
7391 | |
7392 | enum AbstractDiagSelID { |
7393 | AbstractNone = -1, |
7394 | AbstractReturnType, |
7395 | AbstractParamType, |
7396 | AbstractVariableType, |
7397 | AbstractFieldType, |
7398 | AbstractIvarType, |
7399 | AbstractSynthesizedIvarType, |
7400 | AbstractArrayType |
7401 | }; |
7402 | |
7403 | bool isAbstractType(SourceLocation Loc, QualType T); |
7404 | bool RequireNonAbstractType(SourceLocation Loc, QualType T, |
7405 | TypeDiagnoser &Diagnoser); |
7406 | template <typename... Ts> |
7407 | bool RequireNonAbstractType(SourceLocation Loc, QualType T, unsigned DiagID, |
7408 | const Ts &...Args) { |
7409 | BoundTypeDiagnoser<Ts...> Diagnoser(DiagID, Args...); |
7410 | return RequireNonAbstractType(Loc, T, Diagnoser); |
7411 | } |
7412 | |
7413 | void DiagnoseAbstractType(const CXXRecordDecl *RD); |
7414 | |
7415 | |
7416 | |
7417 | |
7418 | |
7419 | bool CheckOverloadedOperatorDeclaration(FunctionDecl *FnDecl); |
7420 | |
7421 | bool CheckLiteralOperatorDeclaration(FunctionDecl *FnDecl); |
7422 | |
7423 | |
7424 | |
7425 | |
7426 | void FilterAcceptableTemplateNames(LookupResult &R, |
7427 | bool AllowFunctionTemplates = true, |
7428 | bool AllowDependent = true); |
7429 | bool hasAnyAcceptableTemplateNames(LookupResult &R, |
7430 | bool AllowFunctionTemplates = true, |
7431 | bool AllowDependent = true, |
7432 | bool AllowNonTemplateFunctions = false); |
7433 | |
7434 | |
7435 | |
7436 | |
7437 | |
7438 | |
7439 | |
7440 | static NamedDecl *getAsTemplateNameDecl(NamedDecl *D, |
7441 | bool AllowFunctionTemplates = true, |
7442 | bool AllowDependent = true); |
7443 | |
7444 | enum TemplateNameIsRequiredTag { TemplateNameIsRequired }; |
7445 | |
7446 | class RequiredTemplateKind { |
7447 | public: |
7448 | |
7449 | RequiredTemplateKind(SourceLocation TemplateKWLoc = SourceLocation()) |
7450 | : TemplateKW(TemplateKWLoc) {} |
7451 | |
7452 | RequiredTemplateKind(TemplateNameIsRequiredTag) : TemplateKW() {} |
7453 | |
7454 | SourceLocation getTemplateKeywordLoc() const { |
7455 | return TemplateKW.getValueOr(SourceLocation()); |
7456 | } |
7457 | bool hasTemplateKeyword() const { return getTemplateKeywordLoc().isValid(); } |
7458 | bool isRequired() const { return TemplateKW != SourceLocation(); } |
7459 | explicit operator bool() const { return isRequired(); } |
7460 | |
7461 | private: |
7462 | llvm::Optional<SourceLocation> TemplateKW; |
7463 | }; |
7464 | |
7465 | enum class AssumedTemplateKind { |
7466 | |
7467 | None, |
7468 | |
7469 | FoundNothing, |
7470 | |
7471 | |
7472 | FoundFunctions, |
7473 | }; |
7474 | bool LookupTemplateName( |
7475 | LookupResult &R, Scope *S, CXXScopeSpec &SS, QualType ObjectType, |
7476 | bool EnteringContext, bool &MemberOfUnknownSpecialization, |
7477 | RequiredTemplateKind RequiredTemplate = SourceLocation(), |
7478 | AssumedTemplateKind *ATK = nullptr, bool AllowTypoCorrection = true); |
7479 | |
7480 | TemplateNameKind isTemplateName(Scope *S, |
7481 | CXXScopeSpec &SS, |
7482 | bool hasTemplateKeyword, |
7483 | const UnqualifiedId &Name, |
7484 | ParsedType ObjectType, |
7485 | bool EnteringContext, |
7486 | TemplateTy &Template, |
7487 | bool &MemberOfUnknownSpecialization, |
7488 | bool Disambiguation = false); |
7489 | |
7490 | |
7491 | |
7492 | |
7493 | |
7494 | |
7495 | void ActOnUndeclaredTypeTemplateName(Scope *S, TemplateTy &Name, |
7496 | TemplateNameKind &TNK, |
7497 | SourceLocation NameLoc, |
7498 | IdentifierInfo *&II); |
7499 | |
7500 | bool resolveAssumedTemplateNameAsType(Scope *S, TemplateName &Name, |
7501 | SourceLocation NameLoc, |
7502 | bool Diagnose = true); |
7503 | |
7504 | |
7505 | |
7506 | bool isDeductionGuideName(Scope *S, const IdentifierInfo &Name, |
7507 | SourceLocation NameLoc, |
7508 | ParsedTemplateTy *Template = nullptr); |
7509 | |
7510 | bool DiagnoseUnknownTemplateName(const IdentifierInfo &II, |
7511 | SourceLocation IILoc, |
7512 | Scope *S, |
7513 | const CXXScopeSpec *SS, |
7514 | TemplateTy &SuggestedTemplate, |
7515 | TemplateNameKind &SuggestedKind); |
7516 | |
7517 | bool DiagnoseUninstantiableTemplate(SourceLocation PointOfInstantiation, |
7518 | NamedDecl *Instantiation, |
7519 | bool InstantiatedFromMember, |
7520 | const NamedDecl *Pattern, |
7521 | const NamedDecl *PatternDef, |
7522 | TemplateSpecializationKind TSK, |
7523 | bool Complain = true); |
7524 | |
7525 | void DiagnoseTemplateParameterShadow(SourceLocation Loc, Decl *PrevDecl); |
7526 | TemplateDecl *AdjustDeclIfTemplate(Decl *&Decl); |
7527 | |
7528 | NamedDecl *ActOnTypeParameter(Scope *S, bool Typename, |
7529 | SourceLocation EllipsisLoc, |
7530 | SourceLocation KeyLoc, |
7531 | IdentifierInfo *ParamName, |
7532 | SourceLocation ParamNameLoc, |
7533 | unsigned Depth, unsigned Position, |
7534 | SourceLocation EqualLoc, |
7535 | ParsedType DefaultArg, bool HasTypeConstraint); |
7536 | |
7537 | bool ActOnTypeConstraint(const CXXScopeSpec &SS, |
7538 | TemplateIdAnnotation *TypeConstraint, |
7539 | TemplateTypeParmDecl *ConstrainedParameter, |
7540 | SourceLocation EllipsisLoc); |
7541 | bool BuildTypeConstraint(const CXXScopeSpec &SS, |
7542 | TemplateIdAnnotation *TypeConstraint, |
7543 | TemplateTypeParmDecl *ConstrainedParameter, |
7544 | SourceLocation EllipsisLoc, |
7545 | bool AllowUnexpandedPack); |
7546 | |
7547 | bool AttachTypeConstraint(NestedNameSpecifierLoc NS, |
7548 | DeclarationNameInfo NameInfo, |
7549 | ConceptDecl *NamedConcept, |
7550 | const TemplateArgumentListInfo *TemplateArgs, |
7551 | TemplateTypeParmDecl *ConstrainedParameter, |
7552 | SourceLocation EllipsisLoc); |
7553 | |
7554 | bool AttachTypeConstraint(AutoTypeLoc TL, |
7555 | NonTypeTemplateParmDecl *ConstrainedParameter, |
7556 | SourceLocation EllipsisLoc); |
7557 | |
7558 | bool RequireStructuralType(QualType T, SourceLocation Loc); |
7559 | |
7560 | QualType CheckNonTypeTemplateParameterType(TypeSourceInfo *&TSI, |
7561 | SourceLocation Loc); |
7562 | QualType CheckNonTypeTemplateParameterType(QualType T, SourceLocation Loc); |
7563 | |
7564 | NamedDecl *ActOnNonTypeTemplateParameter(Scope *S, Declarator &D, |
7565 | unsigned Depth, |
7566 | unsigned Position, |
7567 | SourceLocation EqualLoc, |
7568 | Expr *DefaultArg); |
7569 | NamedDecl *ActOnTemplateTemplateParameter(Scope *S, |
7570 | SourceLocation TmpLoc, |
7571 | TemplateParameterList *Params, |
7572 | SourceLocation EllipsisLoc, |
7573 | IdentifierInfo *ParamName, |
7574 | SourceLocation ParamNameLoc, |
7575 | unsigned Depth, |
7576 | unsigned Position, |
7577 | SourceLocation EqualLoc, |
7578 | ParsedTemplateArgument DefaultArg); |
7579 | |
7580 | TemplateParameterList * |
7581 | ActOnTemplateParameterList(unsigned Depth, |
7582 | SourceLocation ExportLoc, |
7583 | SourceLocation TemplateLoc, |
7584 | SourceLocation LAngleLoc, |
7585 | ArrayRef<NamedDecl *> Params, |
7586 | SourceLocation RAngleLoc, |
7587 | Expr *RequiresClause); |
7588 | |
7589 | |
7590 | enum TemplateParamListContext { |
7591 | TPC_ClassTemplate, |
7592 | TPC_VarTemplate, |
7593 | TPC_FunctionTemplate, |
7594 | TPC_ClassTemplateMember, |
7595 | TPC_FriendClassTemplate, |
7596 | TPC_FriendFunctionTemplate, |
7597 | TPC_FriendFunctionTemplateDefinition, |
7598 | TPC_TypeAliasTemplate |
7599 | }; |
7600 | |
7601 | bool CheckTemplateParameterList(TemplateParameterList *NewParams, |
7602 | TemplateParameterList *OldParams, |
7603 | TemplateParamListContext TPC, |
7604 | SkipBodyInfo *SkipBody = nullptr); |
7605 | TemplateParameterList *MatchTemplateParametersToScopeSpecifier( |
7606 | SourceLocation DeclStartLoc, SourceLocation DeclLoc, |
7607 | const CXXScopeSpec &SS, TemplateIdAnnotation *TemplateId, |
7608 | ArrayRef<TemplateParameterList *> ParamLists, |
7609 | bool IsFriend, bool &IsMemberSpecialization, bool &Invalid, |
7610 | bool SuppressDiagnostic = false); |
7611 | |
7612 | DeclResult CheckClassTemplate( |
7613 | Scope *S, unsigned TagSpec, TagUseKind TUK, SourceLocation KWLoc, |
7614 | CXXScopeSpec &SS, IdentifierInfo *Name, SourceLocation NameLoc, |
7615 | const ParsedAttributesView &Attr, TemplateParameterList *TemplateParams, |
7616 | AccessSpecifier AS, SourceLocation ModulePrivateLoc, |
7617 | SourceLocation FriendLoc, unsigned NumOuterTemplateParamLists, |
7618 | TemplateParameterList **OuterTemplateParamLists, |
7619 | SkipBodyInfo *SkipBody = nullptr); |
7620 | |
7621 | TemplateArgumentLoc getTrivialTemplateArgumentLoc(const TemplateArgument &Arg, |
7622 | QualType NTTPType, |
7623 | SourceLocation Loc); |
7624 | |
7625 | |
7626 | |
7627 | |
7628 | TemplateArgumentLoc getIdentityTemplateArgumentLoc(NamedDecl *Param, |
7629 | SourceLocation Location); |
7630 | |
7631 | void translateTemplateArguments(const ASTTemplateArgsPtr &In, |
7632 | TemplateArgumentListInfo &Out); |
7633 | |
7634 | ParsedTemplateArgument ActOnTemplateTypeArgument(TypeResult ParsedType); |
7635 | |
7636 | void NoteAllFoundTemplates(TemplateName Name); |
7637 | |
7638 | QualType CheckTemplateIdType(TemplateName Template, |
7639 | SourceLocation TemplateLoc, |
7640 | TemplateArgumentListInfo &TemplateArgs); |
7641 | |
7642 | TypeResult |
7643 | ActOnTemplateIdType(Scope *S, CXXScopeSpec &SS, SourceLocation TemplateKWLoc, |
7644 | TemplateTy Template, IdentifierInfo *TemplateII, |
7645 | SourceLocation TemplateIILoc, SourceLocation LAngleLoc, |
7646 | ASTTemplateArgsPtr TemplateArgs, SourceLocation RAngleLoc, |
7647 | bool IsCtorOrDtorName = false, bool IsClassName = false); |
7648 | |
7649 | |
7650 | |
7651 | TypeResult ActOnTagTemplateIdType(TagUseKind TUK, |
7652 | TypeSpecifierType TagSpec, |
7653 | SourceLocation TagLoc, |
7654 | CXXScopeSpec &SS, |
7655 | SourceLocation TemplateKWLoc, |
7656 | TemplateTy TemplateD, |
7657 | SourceLocation TemplateLoc, |
7658 | SourceLocation LAngleLoc, |
7659 | ASTTemplateArgsPtr TemplateArgsIn, |
7660 | SourceLocation RAngleLoc); |
7661 | |
7662 | DeclResult ActOnVarTemplateSpecialization( |
7663 | Scope *S, Declarator &D, TypeSourceInfo *DI, |
7664 | SourceLocation TemplateKWLoc, TemplateParameterList *TemplateParams, |
7665 | StorageClass SC, bool IsPartialSpecialization); |
7666 | |
7667 | |
7668 | |
7669 | |
7670 | DeclResult CheckVarTemplateId(VarTemplateDecl *Template, |
7671 | SourceLocation TemplateLoc, |
7672 | SourceLocation TemplateNameLoc, |
7673 | const TemplateArgumentListInfo &TemplateArgs); |
7674 | |
7675 | |
7676 | |
7677 | |
7678 | ExprResult CheckVarTemplateId(const CXXScopeSpec &SS, |
7679 | const DeclarationNameInfo &NameInfo, |
7680 | VarTemplateDecl *Template, |
7681 | SourceLocation TemplateLoc, |
7682 | const TemplateArgumentListInfo *TemplateArgs); |
7683 | |
7684 | ExprResult |
7685 | CheckConceptTemplateId(const CXXScopeSpec &SS, |
7686 | SourceLocation TemplateKWLoc, |
7687 | const DeclarationNameInfo &ConceptNameInfo, |
7688 | NamedDecl *FoundDecl, ConceptDecl *NamedConcept, |
7689 | const TemplateArgumentListInfo *TemplateArgs); |
7690 | |
7691 | void diagnoseMissingTemplateArguments(TemplateName Name, SourceLocation Loc); |
7692 | |
7693 | ExprResult BuildTemplateIdExpr(const CXXScopeSpec &SS, |
7694 | SourceLocation TemplateKWLoc, |
7695 | LookupResult &R, |
7696 | bool RequiresADL, |
7697 | const TemplateArgumentListInfo *TemplateArgs); |
7698 | |
7699 | ExprResult BuildQualifiedTemplateIdExpr(CXXScopeSpec &SS, |
7700 | SourceLocation TemplateKWLoc, |
7701 | const DeclarationNameInfo &NameInfo, |
7702 | const TemplateArgumentListInfo *TemplateArgs); |
7703 | |
7704 | TemplateNameKind ActOnTemplateName( |
7705 | Scope *S, CXXScopeSpec &SS, SourceLocation TemplateKWLoc, |
7706 | const UnqualifiedId &Name, ParsedType ObjectType, bool EnteringContext, |
7707 | TemplateTy &Template, bool AllowInjectedClassName = false); |
7708 | |
7709 | DeclResult ActOnClassTemplateSpecialization( |
7710 | Scope *S, unsigned TagSpec, TagUseKind TUK, SourceLocation KWLoc, |
7711 | SourceLocation ModulePrivateLoc, CXXScopeSpec &SS, |
7712 | TemplateIdAnnotation &TemplateId, const ParsedAttributesView &Attr, |
7713 | MultiTemplateParamsArg TemplateParameterLists, |
7714 | SkipBodyInfo *SkipBody = nullptr); |
7715 | |
7716 | bool CheckTemplatePartialSpecializationArgs(SourceLocation Loc, |
7717 | TemplateDecl *PrimaryTemplate, |
7718 | unsigned NumExplicitArgs, |
7719 | ArrayRef<TemplateArgument> Args); |
7720 | void CheckTemplatePartialSpecialization( |
7721 | ClassTemplatePartialSpecializationDecl *Partial); |
7722 | void CheckTemplatePartialSpecialization( |
7723 | VarTemplatePartialSpecializationDecl *Partial); |
7724 | |
7725 | Decl *ActOnTemplateDeclarator(Scope *S, |
7726 | MultiTemplateParamsArg TemplateParameterLists, |
7727 | Declarator &D); |
7728 | |
7729 | bool |
7730 | CheckSpecializationInstantiationRedecl(SourceLocation NewLoc, |
7731 | TemplateSpecializationKind NewTSK, |
7732 | NamedDecl *PrevDecl, |
7733 | TemplateSpecializationKind PrevTSK, |
7734 | SourceLocation PrevPtOfInstantiation, |
7735 | bool &SuppressNew); |
7736 | |
7737 | bool CheckDependentFunctionTemplateSpecialization(FunctionDecl *FD, |
7738 | const TemplateArgumentListInfo &ExplicitTemplateArgs, |
7739 | LookupResult &Previous); |
7740 | |
7741 | bool CheckFunctionTemplateSpecialization( |
7742 | FunctionDecl *FD, TemplateArgumentListInfo *ExplicitTemplateArgs, |
7743 | LookupResult &Previous, bool QualifiedFriend = false); |
7744 | bool CheckMemberSpecialization(NamedDecl *Member, LookupResult &Previous); |
7745 | void CompleteMemberSpecialization(NamedDecl *Member, LookupResult &Previous); |
7746 | |
7747 | DeclResult ActOnExplicitInstantiation( |
7748 | Scope *S, SourceLocation ExternLoc, SourceLocation TemplateLoc, |
7749 | unsigned TagSpec, SourceLocation KWLoc, const CXXScopeSpec &SS, |
7750 | TemplateTy Template, SourceLocation TemplateNameLoc, |
7751 | SourceLocation LAngleLoc, ASTTemplateArgsPtr TemplateArgs, |
7752 | SourceLocation RAngleLoc, const ParsedAttributesView &Attr); |
7753 | |
7754 | DeclResult ActOnExplicitInstantiation(Scope *S, SourceLocation ExternLoc, |
7755 | SourceLocation TemplateLoc, |
7756 | unsigned TagSpec, SourceLocation KWLoc, |
7757 | CXXScopeSpec &SS, IdentifierInfo *Name, |
7758 | SourceLocation NameLoc, |
7759 | const ParsedAttributesView &Attr); |
7760 | |
7761 | DeclResult ActOnExplicitInstantiation(Scope *S, |
7762 | SourceLocation ExternLoc, |
7763 | SourceLocation TemplateLoc, |
7764 | Declarator &D); |
7765 | |
7766 | TemplateArgumentLoc |
7767 | SubstDefaultTemplateArgumentIfAvailable(TemplateDecl *Template, |
7768 | SourceLocation TemplateLoc, |
7769 | SourceLocation RAngleLoc, |
7770 | Decl *Param, |
7771 | SmallVectorImpl<TemplateArgument> |
7772 | &Converted, |
7773 | bool &HasDefaultArg); |
7774 | |
7775 | |
7776 | |
7777 | enum CheckTemplateArgumentKind { |
7778 | |
7779 | |
7780 | CTAK_Specified, |
7781 | |
7782 | |
7783 | |
7784 | CTAK_Deduced, |
7785 | |
7786 | |
7787 | |
7788 | CTAK_DeducedFromArrayBound |
7789 | }; |
7790 | |
7791 | bool CheckTemplateArgument(NamedDecl *Param, |
7792 | TemplateArgumentLoc &Arg, |
7793 | NamedDecl *Template, |
7794 | SourceLocation TemplateLoc, |
7795 | SourceLocation RAngleLoc, |
7796 | unsigned ArgumentPackIndex, |
7797 | SmallVectorImpl<TemplateArgument> &Converted, |
7798 | CheckTemplateArgumentKind CTAK = CTAK_Specified); |
7799 | |
7800 | |
7801 | |
7802 | |
7803 | |
7804 | |
7805 | |
7806 | |
7807 | |
7808 | |
7809 | |
7810 | |
7811 | |
7812 | |
7813 | |
7814 | |
7815 | |
7816 | |
7817 | |
7818 | |
7819 | |
7820 | |
7821 | |
7822 | |
7823 | |
7824 | |
7825 | |
7826 | |
7827 | |
7828 | |
7829 | bool CheckTemplateArgumentList(TemplateDecl *Template, |
7830 | SourceLocation TemplateLoc, |
7831 | TemplateArgumentListInfo &TemplateArgs, |
7832 | bool PartialTemplateArgs, |
7833 | SmallVectorImpl<TemplateArgument> &Converted, |
7834 | bool UpdateArgsWithConversions = true, |
7835 | bool *ConstraintsNotSatisfied = nullptr); |
7836 | |
7837 | bool CheckTemplateTypeArgument(TemplateTypeParmDecl *Param, |
7838 | TemplateArgumentLoc &Arg, |
7839 | SmallVectorImpl<TemplateArgument> &Converted); |
7840 | |
7841 | bool CheckTemplateArgument(TypeSourceInfo *Arg); |
7842 | ExprResult CheckTemplateArgument(NonTypeTemplateParmDecl *Param, |
7843 | QualType InstantiatedParamType, Expr *Arg, |
7844 | TemplateArgument &Converted, |
7845 | CheckTemplateArgumentKind CTAK = CTAK_Specified); |
7846 | bool CheckTemplateTemplateArgument(TemplateTemplateParmDecl *Param, |
7847 | TemplateParameterList *Params, |
7848 | TemplateArgumentLoc &Arg); |
7849 | |
7850 | ExprResult |
7851 | BuildExpressionFromDeclTemplateArgument(const TemplateArgument &Arg, |
7852 | QualType ParamType, |
7853 | SourceLocation Loc); |
7854 | ExprResult |
7855 | BuildExpressionFromIntegralTemplateArgument(const TemplateArgument &Arg, |
7856 | SourceLocation Loc); |
7857 | |
7858 | |
7859 | |
7860 | enum TemplateParameterListEqualKind { |
7861 | |
7862 | |
7863 | |
7864 | |
7865 | |
7866 | |
7867 | |
7868 | TPL_TemplateMatch, |
7869 | |
7870 | |
7871 | |
7872 | |
7873 | |
7874 | |
7875 | |
7876 | |
7877 | |
7878 | TPL_TemplateTemplateParmMatch, |
7879 | |
7880 | |
7881 | |
7882 | |
7883 | |
7884 | |
7885 | |
7886 | |
7887 | |
7888 | |
7889 | TPL_TemplateTemplateArgumentMatch |
7890 | }; |
7891 | |
7892 | bool TemplateParameterListsAreEqual(TemplateParameterList *New, |
7893 | TemplateParameterList *Old, |
7894 | bool Complain, |
7895 | TemplateParameterListEqualKind Kind, |
7896 | SourceLocation TemplateArgLoc |
7897 | = SourceLocation()); |
7898 | |
7899 | bool CheckTemplateDeclScope(Scope *S, TemplateParameterList *TemplateParams); |
7900 | |
7901 | |
7902 | |
7903 | |
7904 | |
7905 | |
7906 | |
7907 | |
7908 | |
7909 | TypeResult |
7910 | ActOnTypenameType(Scope *S, SourceLocation TypenameLoc, |
7911 | const CXXScopeSpec &SS, const IdentifierInfo &II, |
7912 | SourceLocation IdLoc); |
7913 | |
7914 | |
7915 | |
7916 | |
7917 | |
7918 | |
7919 | |
7920 | |
7921 | |
7922 | |
7923 | |
7924 | |
7925 | |
7926 | |
7927 | |
7928 | TypeResult |
7929 | ActOnTypenameType(Scope *S, SourceLocation TypenameLoc, |
7930 | const CXXScopeSpec &SS, |
7931 | SourceLocation TemplateLoc, |
7932 | TemplateTy TemplateName, |
7933 | IdentifierInfo *TemplateII, |
7934 | SourceLocation TemplateIILoc, |
7935 | SourceLocation LAngleLoc, |
7936 | ASTTemplateArgsPtr TemplateArgs, |
7937 | SourceLocation RAngleLoc); |
7938 | |
7939 | QualType CheckTypenameType(ElaboratedTypeKeyword Keyword, |
7940 | SourceLocation KeywordLoc, |
7941 | NestedNameSpecifierLoc QualifierLoc, |
7942 | const IdentifierInfo &II, |
7943 | SourceLocation IILoc, |
7944 | TypeSourceInfo **TSI, |
7945 | bool DeducedTSTContext); |
7946 | |
7947 | QualType CheckTypenameType(ElaboratedTypeKeyword Keyword, |
7948 | SourceLocation KeywordLoc, |
7949 | NestedNameSpecifierLoc QualifierLoc, |
7950 | const IdentifierInfo &II, |
7951 | SourceLocation IILoc, |
7952 | bool DeducedTSTContext = true); |
7953 | |
7954 | |
7955 | TypeSourceInfo *RebuildTypeInCurrentInstantiation(TypeSourceInfo *T, |
7956 | SourceLocation Loc, |
7957 | DeclarationName Name); |
7958 | bool RebuildNestedNameSpecifierInCurrentInstantiation(CXXScopeSpec &SS); |
7959 | |
7960 | ExprResult RebuildExprInCurrentInstantiation(Expr *E); |
7961 | bool RebuildTemplateParamsInCurrentInstantiation( |
7962 | TemplateParameterList *Params); |
7963 | |
7964 | std::string |
7965 | getTemplateArgumentBindingsText(const TemplateParameterList *Params, |
7966 | const TemplateArgumentList &Args); |
7967 | |
7968 | std::string |
7969 | getTemplateArgumentBindingsText(const TemplateParameterList *Params, |
7970 | const TemplateArgument *Args, |
7971 | unsigned NumArgs); |
7972 | |
7973 | |
7974 | |
7975 | |
7976 | Decl *ActOnConceptDefinition( |
7977 | Scope *S, MultiTemplateParamsArg TemplateParameterLists, |
7978 | IdentifierInfo *Name, SourceLocation NameLoc, Expr *ConstraintExpr); |
7979 | |
7980 | RequiresExprBodyDecl * |
7981 | ActOnStartRequiresExpr(SourceLocation RequiresKWLoc, |
7982 | ArrayRef<ParmVarDecl *> LocalParameters, |
7983 | Scope *BodyScope); |
7984 | void ActOnFinishRequiresExpr(); |
7985 | concepts::Requirement *ActOnSimpleRequirement(Expr *E); |
7986 | concepts::Requirement *ActOnTypeRequirement( |
7987 | SourceLocation TypenameKWLoc, CXXScopeSpec &SS, SourceLocation NameLoc, |
7988 | IdentifierInfo *TypeName, TemplateIdAnnotation *TemplateId); |
7989 | concepts::Requirement *ActOnCompoundRequirement(Expr *E, |
7990 | SourceLocation NoexceptLoc); |
7991 | concepts::Requirement * |
7992 | ActOnCompoundRequirement( |
7993 | Expr *E, SourceLocation NoexceptLoc, CXXScopeSpec &SS, |
7994 | TemplateIdAnnotation *TypeConstraint, unsigned Depth); |
7995 | concepts::Requirement *ActOnNestedRequirement(Expr *Constraint); |
7996 | concepts::ExprRequirement * |
7997 | BuildExprRequirement( |
7998 | Expr *E, bool IsSatisfied, SourceLocation NoexceptLoc, |
7999 | concepts::ExprRequirement::ReturnTypeRequirement ReturnTypeRequirement); |
8000 | concepts::ExprRequirement * |
8001 | BuildExprRequirement( |
8002 | concepts::Requirement::SubstitutionDiagnostic *ExprSubstDiag, |
8003 | bool IsSatisfied, SourceLocation NoexceptLoc, |
8004 | concepts::ExprRequirement::ReturnTypeRequirement ReturnTypeRequirement); |
8005 | concepts::TypeRequirement *BuildTypeRequirement(TypeSourceInfo *Type); |
8006 | concepts::TypeRequirement * |
8007 | BuildTypeRequirement( |
8008 | concepts::Requirement::SubstitutionDiagnostic *SubstDiag); |
8009 | concepts::NestedRequirement *BuildNestedRequirement(Expr *E); |
8010 | concepts::NestedRequirement * |
8011 | BuildNestedRequirement( |
8012 | concepts::Requirement::SubstitutionDiagnostic *SubstDiag); |
8013 | ExprResult ActOnRequiresExpr(SourceLocation RequiresKWLoc, |
8014 | RequiresExprBodyDecl *Body, |
8015 | ArrayRef<ParmVarDecl *> LocalParameters, |
8016 | ArrayRef<concepts::Requirement *> Requirements, |
8017 | SourceLocation ClosingBraceLoc); |
8018 | |
8019 | |
8020 | |
8021 | |
8022 | |
8023 | |
8024 | |
8025 | bool isUnexpandedParameterPackPermitted(); |
8026 | |
8027 | |
8028 | |
8029 | |
8030 | |
8031 | |
8032 | enum UnexpandedParameterPackContext { |
8033 | |
8034 | UPPC_Expression = 0, |
8035 | |
8036 | |
8037 | UPPC_BaseType, |
8038 | |
8039 | |
8040 | UPPC_DeclarationType, |
8041 | |
8042 | |
8043 | UPPC_DataMemberType, |
8044 | |
8045 | |
8046 | UPPC_BitFieldWidth, |
8047 | |
8048 | |
8049 | UPPC_StaticAssertExpression, |
8050 | |
8051 | |
8052 | UPPC_FixedUnderlyingType, |
8053 | |
8054 | |
8055 | UPPC_EnumeratorValue, |
8056 | |
8057 | |
8058 | UPPC_UsingDeclaration, |
8059 | |
8060 | |
8061 | UPPC_FriendDeclaration, |
8062 | |
8063 | |
8064 | UPPC_DeclarationQualifier, |
8065 | |
8066 | |
8067 | UPPC_Initializer, |
8068 | |
8069 | |
8070 | UPPC_DefaultArgument, |
8071 | |
8072 | |
8073 | UPPC_NonTypeTemplateParameterType, |
8074 | |
8075 | |
8076 | UPPC_ExceptionType, |
8077 | |
8078 | |
8079 | UPPC_PartialSpecialization, |
8080 | |
8081 | |
8082 | UPPC_IfExists, |
8083 | |
8084 | |
8085 | UPPC_IfNotExists, |
8086 | |
8087 | |
8088 | UPPC_Lambda, |
8089 | |
8090 | |
8091 | UPPC_Block, |
8092 | |
8093 | |
8094 | UPPC_TypeConstraint, |
8095 | |
8096 | |
8097 | UPPC_Requirement, |
8098 | |
8099 | |
8100 | UPPC_RequiresClause, |
8101 | }; |
8102 | |
8103 | |
8104 | |
8105 | |
8106 | |
8107 | |
8108 | |
8109 | |
8110 | |
8111 | |
8112 | |
8113 | bool DiagnoseUnexpandedParameterPacks(SourceLocation Loc, |
8114 | UnexpandedParameterPackContext UPPC, |
8115 | ArrayRef<UnexpandedParameterPack> Unexpanded); |
8116 | |
8117 | |
8118 | |
8119 | |
8120 | |
8121 | |
8122 | |
8123 | |
8124 | |
8125 | |
8126 | bool DiagnoseUnexpandedParameterPack(SourceLocation Loc, TypeSourceInfo *T, |
8127 | UnexpandedParameterPackContext UPPC); |
8128 | |
8129 | |
8130 | |
8131 | |
8132 | |
8133 | |
8134 | |
8135 | |
8136 | bool DiagnoseUnexpandedParameterPack(Expr *E, |
8137 | UnexpandedParameterPackContext UPPC = UPPC_Expression); |
8138 | |
8139 | |
8140 | |
8141 | |
8142 | |
8143 | |
8144 | |
8145 | |
8146 | bool DiagnoseUnexpandedParameterPackInRequiresExpr(RequiresExpr *RE); |
8147 | |
8148 | |
8149 | |
8150 | |
8151 | |
8152 | |
8153 | |
8154 | |
8155 | bool DiagnoseUnexpandedParameterPack(const CXXScopeSpec &SS, |
8156 | UnexpandedParameterPackContext UPPC); |
8157 | |
8158 | |
8159 | |
8160 | |
8161 | |
8162 | |
8163 | |
8164 | |
8165 | bool DiagnoseUnexpandedParameterPack(const DeclarationNameInfo &NameInfo, |
8166 | UnexpandedParameterPackContext UPPC); |
8167 | |
8168 | |
8169 | |
8170 | |
8171 | |
8172 | |
8173 | |
8174 | |
8175 | |
8176 | |
8177 | bool DiagnoseUnexpandedParameterPack(SourceLocation Loc, |
8178 | TemplateName Template, |
8179 | UnexpandedParameterPackContext UPPC); |
8180 | |
8181 | |
8182 | |
8183 | |
8184 | |
8185 | |
8186 | |
8187 | |
8188 | bool DiagnoseUnexpandedParameterPack(TemplateArgumentLoc Arg, |
8189 | UnexpandedParameterPackContext UPPC); |
8190 | |
8191 | |
8192 | |
8193 | |
8194 | |
8195 | |
8196 | void collectUnexpandedParameterPacks(TemplateArgument Arg, |
8197 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8198 | |
8199 | |
8200 | |
8201 | |
8202 | |
8203 | |
8204 | void collectUnexpandedParameterPacks(TemplateArgumentLoc Arg, |
8205 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8206 | |
8207 | |
8208 | |
8209 | |
8210 | |
8211 | |
8212 | void collectUnexpandedParameterPacks(QualType T, |
8213 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8214 | |
8215 | |
8216 | |
8217 | |
8218 | |
8219 | |
8220 | void collectUnexpandedParameterPacks(TypeLoc TL, |
8221 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8222 | |
8223 | |
8224 | |
8225 | |
8226 | |
8227 | |
8228 | void collectUnexpandedParameterPacks(NestedNameSpecifierLoc NNS, |
8229 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8230 | |
8231 | |
8232 | |
8233 | |
8234 | |
8235 | |
8236 | void collectUnexpandedParameterPacks(const DeclarationNameInfo &NameInfo, |
8237 | SmallVectorImpl<UnexpandedParameterPack> &Unexpanded); |
8238 | |
8239 | |
8240 | |
8241 | |
8242 | |
8243 | |
8244 | |
8245 | |
8246 | ParsedTemplateArgument ActOnPackExpansion(const ParsedTemplateArgument &Arg, |
8247 | SourceLocation EllipsisLoc); |
8248 | |
8249 | |
8250 | |
8251 | |
8252 | |
8253 | |
8254 | |
8255 | |
8256 | TypeResult ActOnPackExpansion(ParsedType Type, SourceLocation EllipsisLoc); |
8257 | |
8258 | |
8259 | |
8260 | TypeSourceInfo *CheckPackExpansion(TypeSourceInfo *Pattern, |
8261 | SourceLocation EllipsisLoc, |
8262 | Optional<unsigned> NumExpansions); |
8263 | |
8264 | |
8265 | |
8266 | QualType CheckPackExpansion(QualType Pattern, |
8267 | SourceRange PatternRange, |
8268 | SourceLocation EllipsisLoc, |
8269 | Optional<unsigned> NumExpansions); |
8270 | |
8271 | |
8272 | |
8273 | |
8274 | |
8275 | |
8276 | |
8277 | |
8278 | ExprResult ActOnPackExpansion(Expr *Pattern, SourceLocation EllipsisLoc); |
8279 | |
8280 | |
8281 | |
8282 | |
8283 | |
8284 | |
8285 | |
8286 | |
8287 | ExprResult CheckPackExpansion(Expr *Pattern, SourceLocation EllipsisLoc, |
8288 | Optional<unsigned> NumExpansions); |
8289 | |
8290 | |
8291 | |
8292 | |
8293 | |
8294 | |
8295 | |
8296 | |
8297 | |
8298 | |
8299 | |
8300 | |
8301 | |
8302 | |
8303 | |
8304 | |
8305 | |
8306 | |
8307 | |
8308 | |
8309 | |
8310 | |
8311 | |
8312 | |
8313 | |
8314 | |
8315 | |
8316 | |
8317 | |
8318 | |
8319 | |
8320 | |
8321 | |
8322 | |
8323 | |
8324 | bool CheckParameterPacksForExpansion(SourceLocation EllipsisLoc, |
8325 | SourceRange PatternRange, |
8326 | ArrayRef<UnexpandedParameterPack> Unexpanded, |
8327 | const MultiLevelTemplateArgumentList &TemplateArgs, |
8328 | bool &ShouldExpand, |
8329 | bool &RetainExpansion, |
8330 | Optional<unsigned> &NumExpansions); |
8331 | |
8332 | |
8333 | |
8334 | |
8335 | |
8336 | |
8337 | |
8338 | |
8339 | Optional<unsigned> getNumArgumentsInExpansion(QualType T, |
8340 | const MultiLevelTemplateArgumentList &TemplateArgs); |
8341 | |
8342 | |
8343 | |
8344 | |
8345 | |
8346 | |
8347 | |
8348 | |
8349 | |
8350 | |
8351 | |
8352 | |
8353 | |
8354 | |
8355 | |
8356 | |
8357 | bool containsUnexpandedParameterPacks(Declarator &D); |
8358 | |
8359 | |
8360 | |
8361 | |
8362 | |
8363 | |
8364 | |
8365 | |
8366 | |
8367 | TemplateArgumentLoc getTemplateArgumentPackExpansionPattern( |
8368 | TemplateArgumentLoc OrigLoc, |
8369 | SourceLocation &Ellipsis, |
8370 | Optional<unsigned> &NumExpansions) const; |
8371 | |
8372 | |
8373 | |
8374 | |
8375 | |
8376 | |
8377 | |
8378 | Optional<unsigned> getFullyPackExpandedSize(TemplateArgument Arg); |
8379 | |
8380 | |
8381 | |
8382 | |
8383 | |
8384 | |
8385 | |
8386 | |
8387 | |
8388 | QualType adjustCCAndNoReturn(QualType ArgFunctionType, QualType FunctionType, |
8389 | bool AdjustExceptionSpec = false); |
8390 | |
8391 | |
8392 | |
8393 | |
8394 | |
8395 | |
8396 | |
8397 | |
8398 | |
8399 | |
8400 | enum TemplateDeductionResult { |
8401 | |
8402 | TDK_Success = 0, |
8403 | |
8404 | TDK_Invalid, |
8405 | |
8406 | |
8407 | TDK_InstantiationDepth, |
8408 | |
8409 | |
8410 | TDK_Incomplete, |
8411 | |
8412 | |
8413 | TDK_IncompletePack, |
8414 | |
8415 | |
8416 | TDK_Inconsistent, |
8417 | |
8418 | |
8419 | |
8420 | |
8421 | TDK_Underqualified, |
8422 | |
8423 | |
8424 | TDK_SubstitutionFailure, |
8425 | |
8426 | |
8427 | TDK_DeducedMismatch, |
8428 | |
8429 | |
8430 | |
8431 | TDK_DeducedMismatchNested, |
8432 | |
8433 | |
8434 | TDK_NonDeducedMismatch, |
8435 | |
8436 | |
8437 | TDK_TooManyArguments, |
8438 | |
8439 | |
8440 | TDK_TooFewArguments, |
8441 | |
8442 | |
8443 | TDK_InvalidExplicitArguments, |
8444 | |
8445 | TDK_NonDependentConversionFailure, |
8446 | |
8447 | |
8448 | TDK_ConstraintsNotSatisfied, |
8449 | |
8450 | TDK_MiscellaneousDeductionFailure, |
8451 | |
8452 | TDK_CUDATargetMismatch |
8453 | }; |
8454 | |
8455 | TemplateDeductionResult |
8456 | DeduceTemplateArguments(ClassTemplatePartialSpecializationDecl *Partial, |
8457 | const TemplateArgumentList &TemplateArgs, |
8458 | sema::TemplateDeductionInfo &Info); |
8459 | |
8460 | TemplateDeductionResult |
8461 | DeduceTemplateArguments(VarTemplatePartialSpecializationDecl *Partial, |
8462 | const TemplateArgumentList &TemplateArgs, |
8463 | sema::TemplateDeductionInfo &Info); |
8464 | |
8465 | TemplateDeductionResult SubstituteExplicitTemplateArguments( |
8466 | FunctionTemplateDecl *FunctionTemplate, |
8467 | TemplateArgumentListInfo &ExplicitTemplateArgs, |
8468 | SmallVectorImpl<DeducedTemplateArgument> &Deduced, |
8469 | SmallVectorImpl<QualType> &ParamTypes, QualType *FunctionType, |
8470 | sema::TemplateDeductionInfo &Info); |
8471 | |
8472 | |
8473 | |
8474 | struct OriginalCallArg { |
8475 | OriginalCallArg(QualType OriginalParamType, bool DecomposedParam, |
8476 | unsigned ArgIdx, QualType OriginalArgType) |
8477 | : OriginalParamType(OriginalParamType), |
8478 | DecomposedParam(DecomposedParam), ArgIdx(ArgIdx), |
8479 | OriginalArgType(OriginalArgType) {} |
8480 | |
8481 | QualType OriginalParamType; |
8482 | bool DecomposedParam; |
8483 | unsigned ArgIdx; |
8484 | QualType OriginalArgType; |
8485 | }; |
8486 | |
8487 | TemplateDeductionResult FinishTemplateArgumentDeduction( |
8488 | FunctionTemplateDecl *FunctionTemplate, |
8489 | SmallVectorImpl<DeducedTemplateArgument> &Deduced, |
8490 | unsigned NumExplicitlySpecified, FunctionDecl *&Specialization, |
8491 | sema::TemplateDeductionInfo &Info, |
8492 | SmallVectorImpl<OriginalCallArg> const *OriginalCallArgs = nullptr, |
8493 | bool PartialOverloading = false, |
8494 | llvm::function_ref<bool()> CheckNonDependent = []{ return false; }); |
8495 | |
8496 | TemplateDeductionResult DeduceTemplateArguments( |
8497 | FunctionTemplateDecl *FunctionTemplate, |
8498 | TemplateArgumentListInfo *ExplicitTemplateArgs, ArrayRef<Expr *> Args, |
8499 | FunctionDecl *&Specialization, sema::TemplateDeductionInfo &Info, |
8500 | bool PartialOverloading, |
8501 | llvm::function_ref<bool(ArrayRef<QualType>)> CheckNonDependent); |
8502 | |
8503 | TemplateDeductionResult |
8504 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
8505 | TemplateArgumentListInfo *ExplicitTemplateArgs, |
8506 | QualType ArgFunctionType, |
8507 | FunctionDecl *&Specialization, |
8508 | sema::TemplateDeductionInfo &Info, |
8509 | bool IsAddressOfFunction = false); |
8510 | |
8511 | TemplateDeductionResult |
8512 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
8513 | QualType ToType, |
8514 | CXXConversionDecl *&Specialization, |
8515 | sema::TemplateDeductionInfo &Info); |
8516 | |
8517 | TemplateDeductionResult |
8518 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
8519 | TemplateArgumentListInfo *ExplicitTemplateArgs, |
8520 | FunctionDecl *&Specialization, |
8521 | sema::TemplateDeductionInfo &Info, |
8522 | bool IsAddressOfFunction = false); |
8523 | |
8524 | |
8525 | QualType SubstAutoType(QualType TypeWithAuto, QualType Replacement); |
8526 | |
8527 | TypeSourceInfo* SubstAutoTypeSourceInfo(TypeSourceInfo *TypeWithAuto, |
8528 | QualType Replacement); |
8529 | |
8530 | |
8531 | QualType ReplaceAutoType(QualType TypeWithAuto, QualType Replacement); |
8532 | TypeSourceInfo *ReplaceAutoTypeSourceInfo(TypeSourceInfo *TypeWithAuto, |
8533 | QualType Replacement); |
8534 | |
8535 | |
8536 | enum DeduceAutoResult { |
8537 | DAR_Succeeded, |
8538 | DAR_Failed, |
8539 | DAR_FailedAlreadyDiagnosed |
8540 | }; |
8541 | |
8542 | DeduceAutoResult |
8543 | DeduceAutoType(TypeSourceInfo *AutoType, Expr *&Initializer, QualType &Result, |
8544 | Optional<unsigned> DependentDeductionDepth = None, |
8545 | bool IgnoreConstraints = false); |
8546 | DeduceAutoResult |
8547 | DeduceAutoType(TypeLoc AutoTypeLoc, Expr *&Initializer, QualType &Result, |
8548 | Optional<unsigned> DependentDeductionDepth = None, |
8549 | bool IgnoreConstraints = false); |
8550 | void DiagnoseAutoDeductionFailure(VarDecl *VDecl, Expr *Init); |
8551 | bool DeduceReturnType(FunctionDecl *FD, SourceLocation Loc, |
8552 | bool Diagnose = true); |
8553 | |
8554 | |
8555 | |
8556 | void DeclareImplicitDeductionGuides(TemplateDecl *Template, |
8557 | SourceLocation Loc); |
8558 | |
8559 | QualType DeduceTemplateSpecializationFromInitializer( |
8560 | TypeSourceInfo *TInfo, const InitializedEntity &Entity, |
8561 | const InitializationKind &Kind, MultiExprArg Init); |
8562 | |
8563 | QualType deduceVarTypeFromInitializer(VarDecl *VDecl, DeclarationName Name, |
8564 | QualType Type, TypeSourceInfo *TSI, |
8565 | SourceRange Range, bool DirectInit, |
8566 | Expr *Init); |
8567 | |
8568 | TypeLoc getReturnTypeLoc(FunctionDecl *FD) const; |
8569 | |
8570 | bool DeduceFunctionTypeFromReturnExpr(FunctionDecl *FD, |
8571 | SourceLocation ReturnLoc, |
8572 | Expr *&RetExpr, AutoType *AT); |
8573 | |
8574 | FunctionTemplateDecl *getMoreSpecializedTemplate( |
8575 | FunctionTemplateDecl *FT1, FunctionTemplateDecl *FT2, SourceLocation Loc, |
8576 | TemplatePartialOrderingContext TPOC, unsigned NumCallArguments1, |
8577 | unsigned NumCallArguments2, bool Reversed = false); |
8578 | UnresolvedSetIterator |
8579 | getMostSpecialized(UnresolvedSetIterator SBegin, UnresolvedSetIterator SEnd, |
8580 | TemplateSpecCandidateSet &FailedCandidates, |
8581 | SourceLocation Loc, |
8582 | const PartialDiagnostic &NoneDiag, |
8583 | const PartialDiagnostic &AmbigDiag, |
8584 | const PartialDiagnostic &CandidateDiag, |
8585 | bool Complain = true, QualType TargetType = QualType()); |
8586 | |
8587 | ClassTemplatePartialSpecializationDecl * |
8588 | getMoreSpecializedPartialSpecialization( |
8589 | ClassTemplatePartialSpecializationDecl *PS1, |
8590 | ClassTemplatePartialSpecializationDecl *PS2, |
8591 | SourceLocation Loc); |
8592 | |
8593 | bool isMoreSpecializedThanPrimary(ClassTemplatePartialSpecializationDecl *T, |
8594 | sema::TemplateDeductionInfo &Info); |
8595 | |
8596 | VarTemplatePartialSpecializationDecl *getMoreSpecializedPartialSpecialization( |
8597 | VarTemplatePartialSpecializationDecl *PS1, |
8598 | VarTemplatePartialSpecializationDecl *PS2, SourceLocation Loc); |
8599 | |
8600 | bool isMoreSpecializedThanPrimary(VarTemplatePartialSpecializationDecl *T, |
8601 | sema::TemplateDeductionInfo &Info); |
8602 | |
8603 | bool isTemplateTemplateParameterAtLeastAsSpecializedAs( |
8604 | TemplateParameterList *PParam, TemplateDecl *AArg, SourceLocation Loc); |
8605 | |
8606 | void MarkUsedTemplateParameters(const Expr *E, bool OnlyDeduced, |
8607 | unsigned Depth, llvm::SmallBitVector &Used); |
8608 | |
8609 | void MarkUsedTemplateParameters(const TemplateArgumentList &TemplateArgs, |
8610 | bool OnlyDeduced, |
8611 | unsigned Depth, |
8612 | llvm::SmallBitVector &Used); |
8613 | void MarkDeducedTemplateParameters( |
8614 | const FunctionTemplateDecl *FunctionTemplate, |
8615 | llvm::SmallBitVector &Deduced) { |
8616 | return MarkDeducedTemplateParameters(Context, FunctionTemplate, Deduced); |
8617 | } |
8618 | static void MarkDeducedTemplateParameters(ASTContext &Ctx, |
8619 | const FunctionTemplateDecl *FunctionTemplate, |
8620 | llvm::SmallBitVector &Deduced); |
8621 | |
8622 | |
8623 | |
8624 | |
8625 | |
8626 | MultiLevelTemplateArgumentList |
8627 | getTemplateInstantiationArgs(NamedDecl *D, |
8628 | const TemplateArgumentList *Innermost = nullptr, |
8629 | bool RelativeToPrimary = false, |
8630 | const FunctionDecl *Pattern = nullptr); |
8631 | |
8632 | |
8633 | |
8634 | |
8635 | struct CodeSynthesisContext { |
8636 | |
8637 | enum SynthesisKind { |
8638 | |
8639 | |
8640 | TemplateInstantiation, |
8641 | |
8642 | |
8643 | |
8644 | |
8645 | |
8646 | |
8647 | DefaultTemplateArgumentInstantiation, |
8648 | |
8649 | |
8650 | |
8651 | |
8652 | DefaultFunctionArgumentInstantiation, |
8653 | |
8654 | |
8655 | |
8656 | ExplicitTemplateArgumentSubstitution, |
8657 | |
8658 | |
8659 | |
8660 | |
8661 | |
8662 | |
8663 | DeducedTemplateArgumentSubstitution, |
8664 | |
8665 | |
8666 | |
8667 | |
8668 | PriorTemplateArgumentSubstitution, |
8669 | |
8670 | |
8671 | |
8672 | DefaultTemplateArgumentChecking, |
8673 | |
8674 | |
8675 | |
8676 | ExceptionSpecEvaluation, |
8677 | |
8678 | |
8679 | |
8680 | ExceptionSpecInstantiation, |
8681 | |
8682 | |
8683 | RequirementInstantiation, |
8684 | |
8685 | |
8686 | |
8687 | NestedRequirementConstraintsCheck, |
8688 | |
8689 | |
8690 | DeclaringSpecialMember, |
8691 | |
8692 | |
8693 | |
8694 | DeclaringImplicitEqualityComparison, |
8695 | |
8696 | |
8697 | |
8698 | DefiningSynthesizedFunction, |
8699 | |
8700 | |
8701 | |
8702 | |
8703 | |
8704 | ConstraintsCheck, |
8705 | |
8706 | |
8707 | ConstraintSubstitution, |
8708 | |
8709 | |
8710 | ConstraintNormalization, |
8711 | |
8712 | |
8713 | |
8714 | ParameterMappingSubstitution, |
8715 | |
8716 | |
8717 | RewritingOperatorAsSpaceship, |
8718 | |
8719 | |
8720 | InitializingStructuredBinding, |
8721 | |
8722 | |
8723 | MarkingClassDllexported, |
8724 | |
8725 | |
8726 | |
8727 | |
8728 | |
8729 | Memoization |
8730 | } Kind; |
8731 | |
8732 | |
8733 | bool SavedInNonInstantiationSFINAEContext; |
8734 | |
8735 | |
8736 | SourceLocation PointOfInstantiation; |
8737 | |
8738 | |
8739 | Decl *Entity; |
8740 | |
8741 | |
8742 | |
8743 | |
8744 | NamedDecl *Template; |
8745 | |
8746 | |
8747 | |
8748 | const TemplateArgument *TemplateArgs; |
8749 | |
8750 | |
8751 | |
8752 | union { |
8753 | |
8754 | unsigned NumTemplateArgs; |
8755 | |
8756 | |
8757 | CXXSpecialMember SpecialMember; |
8758 | }; |
8759 | |
8760 | ArrayRef<TemplateArgument> template_arguments() const { |
8761 | assert(Kind != DeclaringSpecialMember); |
8762 | return {TemplateArgs, NumTemplateArgs}; |
8763 | } |
8764 | |
8765 | |
8766 | |
8767 | sema::TemplateDeductionInfo *DeductionInfo; |
8768 | |
8769 | |
8770 | |
8771 | |
8772 | SourceRange InstantiationRange; |
8773 | |
8774 | CodeSynthesisContext() |
8775 | : Kind(TemplateInstantiation), |
8776 | SavedInNonInstantiationSFINAEContext(false), Entity(nullptr), |
8777 | Template(nullptr), TemplateArgs(nullptr), NumTemplateArgs(0), |
8778 | DeductionInfo(nullptr) {} |
8779 | |
8780 | |
8781 | |
8782 | bool isInstantiationRecord() const; |
8783 | }; |
8784 | |
8785 | |
8786 | |
8787 | |
8788 | |
8789 | SmallVector<CodeSynthesisContext, 16> CodeSynthesisContexts; |
8790 | |
8791 | |
8792 | llvm::DenseSet<std::pair<Decl *, unsigned>> InstantiatingSpecializations; |
8793 | |
8794 | |
8795 | |
8796 | llvm::DenseSet<QualType> InstantiatedNonDependentTypes; |
8797 | |
8798 | |
8799 | |
8800 | SmallVector<Module*, 16> CodeSynthesisContextLookupModules; |
8801 | |
8802 | |
8803 | |
8804 | |
8805 | llvm::DenseSet<Module*> LookupModulesCache; |
8806 | |
8807 | |
8808 | |
8809 | |
8810 | llvm::DenseSet<Module*> &getLookupModules(); |
8811 | |
8812 | |
8813 | |
8814 | llvm::DenseMap<NamedDecl*, NamedDecl*> VisibleNamespaceCache; |
8815 | |
8816 | |
8817 | |
8818 | |
8819 | |
8820 | |
8821 | bool InNonInstantiationSFINAEContext; |
8822 | |
8823 | |
8824 | |
8825 | |
8826 | |
8827 | |
8828 | |
8829 | |
8830 | unsigned NonInstantiationEntries; |
8831 | |
8832 | |
8833 | |
8834 | |
8835 | |
8836 | |
8837 | |
8838 | unsigned LastEmittedCodeSynthesisContextDepth = 0; |
8839 | |
8840 | |
8841 | |
8842 | |
8843 | |
8844 | |
8845 | std::vector<std::unique_ptr<TemplateInstantiationCallback>> |
8846 | TemplateInstCallbacks; |
8847 | |
8848 | |
8849 | |
8850 | |
8851 | |
8852 | |
8853 | |
8854 | int ArgumentPackSubstitutionIndex; |
8855 | |
8856 | |
8857 | |
8858 | |
8859 | |
8860 | class ArgumentPackSubstitutionIndexRAII { |
8861 | Sema &Self; |
8862 | int OldSubstitutionIndex; |
8863 | |
8864 | public: |
8865 | ArgumentPackSubstitutionIndexRAII(Sema &Self, int NewSubstitutionIndex) |
8866 | : Self(Self), OldSubstitutionIndex(Self.ArgumentPackSubstitutionIndex) { |
8867 | Self.ArgumentPackSubstitutionIndex = NewSubstitutionIndex; |
8868 | } |
8869 | |
8870 | ~ArgumentPackSubstitutionIndexRAII() { |
8871 | Self.ArgumentPackSubstitutionIndex = OldSubstitutionIndex; |
8872 | } |
8873 | }; |
8874 | |
8875 | friend class ArgumentPackSubstitutionRAII; |
8876 | |
8877 | |
8878 | |
8879 | |
8880 | |
8881 | |
8882 | typedef llvm::DenseMap<Decl *, SmallVector<PartialDiagnosticAt, 1> > |
8883 | SuppressedDiagnosticsMap; |
8884 | SuppressedDiagnosticsMap SuppressedDiagnostics; |
8885 | |
8886 | |
8887 | |
8888 | |
8889 | |
8890 | |
8891 | |
8892 | |
8893 | |
8894 | |
8895 | |
8896 | |
8897 | struct InstantiatingTemplate { |
8898 | |
8899 | |
8900 | |
8901 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8902 | Decl *Entity, |
8903 | SourceRange InstantiationRange = SourceRange()); |
8904 | |
8905 | struct ExceptionSpecification {}; |
8906 | |
8907 | |
8908 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8909 | FunctionDecl *Entity, ExceptionSpecification, |
8910 | SourceRange InstantiationRange = SourceRange()); |
8911 | |
8912 | |
8913 | |
8914 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8915 | TemplateParameter Param, TemplateDecl *Template, |
8916 | ArrayRef<TemplateArgument> TemplateArgs, |
8917 | SourceRange InstantiationRange = SourceRange()); |
8918 | |
8919 | |
8920 | |
8921 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8922 | FunctionTemplateDecl *FunctionTemplate, |
8923 | ArrayRef<TemplateArgument> TemplateArgs, |
8924 | CodeSynthesisContext::SynthesisKind Kind, |
8925 | sema::TemplateDeductionInfo &DeductionInfo, |
8926 | SourceRange InstantiationRange = SourceRange()); |
8927 | |
8928 | |
8929 | |
8930 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8931 | TemplateDecl *Template, |
8932 | ArrayRef<TemplateArgument> TemplateArgs, |
8933 | sema::TemplateDeductionInfo &DeductionInfo, |
8934 | SourceRange InstantiationRange = SourceRange()); |
8935 | |
8936 | |
8937 | |
8938 | |
8939 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8940 | ClassTemplatePartialSpecializationDecl *PartialSpec, |
8941 | ArrayRef<TemplateArgument> TemplateArgs, |
8942 | sema::TemplateDeductionInfo &DeductionInfo, |
8943 | SourceRange InstantiationRange = SourceRange()); |
8944 | |
8945 | |
8946 | |
8947 | |
8948 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8949 | VarTemplatePartialSpecializationDecl *PartialSpec, |
8950 | ArrayRef<TemplateArgument> TemplateArgs, |
8951 | sema::TemplateDeductionInfo &DeductionInfo, |
8952 | SourceRange InstantiationRange = SourceRange()); |
8953 | |
8954 | |
8955 | |
8956 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8957 | ParmVarDecl *Param, |
8958 | ArrayRef<TemplateArgument> TemplateArgs, |
8959 | SourceRange InstantiationRange = SourceRange()); |
8960 | |
8961 | |
8962 | |
8963 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8964 | NamedDecl *Template, |
8965 | NonTypeTemplateParmDecl *Param, |
8966 | ArrayRef<TemplateArgument> TemplateArgs, |
8967 | SourceRange InstantiationRange); |
8968 | |
8969 | |
8970 | |
8971 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8972 | NamedDecl *Template, |
8973 | TemplateTemplateParmDecl *Param, |
8974 | ArrayRef<TemplateArgument> TemplateArgs, |
8975 | SourceRange InstantiationRange); |
8976 | |
8977 | |
8978 | |
8979 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8980 | TemplateDecl *Template, |
8981 | NamedDecl *Param, |
8982 | ArrayRef<TemplateArgument> TemplateArgs, |
8983 | SourceRange InstantiationRange); |
8984 | |
8985 | struct ConstraintsCheck {}; |
8986 | |
8987 | |
8988 | |
8989 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8990 | ConstraintsCheck, NamedDecl *Template, |
8991 | ArrayRef<TemplateArgument> TemplateArgs, |
8992 | SourceRange InstantiationRange); |
8993 | |
8994 | struct ConstraintSubstitution {}; |
8995 | |
8996 | |
8997 | |
8998 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
8999 | ConstraintSubstitution, NamedDecl *Template, |
9000 | sema::TemplateDeductionInfo &DeductionInfo, |
9001 | SourceRange InstantiationRange); |
9002 | |
9003 | struct ConstraintNormalization {}; |
9004 | |
9005 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
9006 | ConstraintNormalization, NamedDecl *Template, |
9007 | SourceRange InstantiationRange); |
9008 | |
9009 | struct ParameterMappingSubstitution {}; |
9010 | |
9011 | |
9012 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
9013 | ParameterMappingSubstitution, NamedDecl *Template, |
9014 | SourceRange InstantiationRange); |
9015 | |
9016 | |
9017 | |
9018 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
9019 | concepts::Requirement *Req, |
9020 | sema::TemplateDeductionInfo &DeductionInfo, |
9021 | SourceRange InstantiationRange = SourceRange()); |
9022 | |
9023 | |
9024 | |
9025 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
9026 | concepts::NestedRequirement *Req, ConstraintsCheck, |
9027 | SourceRange InstantiationRange = SourceRange()); |
9028 | |
9029 | |
9030 | void Clear(); |
9031 | |
9032 | ~InstantiatingTemplate() { Clear(); } |
9033 | |
9034 | |
9035 | |
9036 | bool isInvalid() const { return Invalid; } |
| 30 | | Returning zero, which participates in a condition later | |
|
9037 | |
9038 | |
9039 | |
9040 | bool isAlreadyInstantiating() const { return AlreadyInstantiating; } |
9041 | |
9042 | private: |
9043 | Sema &SemaRef; |
9044 | bool Invalid; |
9045 | bool AlreadyInstantiating; |
9046 | bool CheckInstantiationDepth(SourceLocation PointOfInstantiation, |
9047 | SourceRange InstantiationRange); |
9048 | |
9049 | InstantiatingTemplate( |
9050 | Sema &SemaRef, CodeSynthesisContext::SynthesisKind Kind, |
9051 | SourceLocation PointOfInstantiation, SourceRange InstantiationRange, |
9052 | Decl *Entity, NamedDecl *Template = nullptr, |
9053 | ArrayRef<TemplateArgument> TemplateArgs = None, |
9054 | sema::TemplateDeductionInfo *DeductionInfo = nullptr); |
9055 | |
9056 | InstantiatingTemplate(const InstantiatingTemplate&) = delete; |
9057 | |
9058 | InstantiatingTemplate& |
9059 | operator=(const InstantiatingTemplate&) = delete; |
9060 | }; |
9061 | |
9062 | void pushCodeSynthesisContext(CodeSynthesisContext Ctx); |
9063 | void popCodeSynthesisContext(); |
9064 | |
9065 | |
9066 | bool inTemplateInstantiation() const { |
9067 | return CodeSynthesisContexts.size() > NonInstantiationEntries; |
9068 | } |
9069 | |
9070 | void PrintContextStack() { |
9071 | if (!CodeSynthesisContexts.empty() && |
9072 | CodeSynthesisContexts.size() != LastEmittedCodeSynthesisContextDepth) { |
9073 | PrintInstantiationStack(); |
9074 | LastEmittedCodeSynthesisContextDepth = CodeSynthesisContexts.size(); |
9075 | } |
9076 | if (PragmaAttributeCurrentTargetDecl) |
9077 | PrintPragmaAttributeInstantiationPoint(); |
9078 | } |
9079 | void PrintInstantiationStack(); |
9080 | |
9081 | void PrintPragmaAttributeInstantiationPoint(); |
9082 | |
9083 | |
9084 | |
9085 | |
9086 | |
9087 | |
9088 | |
9089 | |
9090 | |
9091 | Optional<sema::TemplateDeductionInfo *> isSFINAEContext() const; |
9092 | |
9093 | |
9094 | |
9095 | bool isUnevaluatedContext() const { |
9096 | assert(!ExprEvalContexts.empty() && |
9097 | "Must be in an expression evaluation context"); |
9098 | return ExprEvalContexts.back().isUnevaluated(); |
9099 | } |
9100 | |
9101 | |
9102 | |
9103 | |
9104 | class SFINAETrap { |
9105 | Sema &SemaRef; |
9106 | unsigned PrevSFINAEErrors; |
9107 | bool PrevInNonInstantiationSFINAEContext; |
9108 | bool PrevAccessCheckingSFINAE; |
9109 | bool PrevLastDiagnosticIgnored; |
9110 | |
9111 | public: |
9112 | explicit SFINAETrap(Sema &SemaRef, bool AccessCheckingSFINAE = false) |
9113 | : SemaRef(SemaRef), PrevSFINAEErrors(SemaRef.NumSFINAEErrors), |
9114 | PrevInNonInstantiationSFINAEContext( |
9115 | SemaRef.InNonInstantiationSFINAEContext), |
9116 | PrevAccessCheckingSFINAE(SemaRef.AccessCheckingSFINAE), |
9117 | PrevLastDiagnosticIgnored( |
9118 | SemaRef.getDiagnostics().isLastDiagnosticIgnored()) |
9119 | { |
9120 | if (!SemaRef.isSFINAEContext()) |
9121 | SemaRef.InNonInstantiationSFINAEContext = true; |
9122 | SemaRef.AccessCheckingSFINAE = AccessCheckingSFINAE; |
9123 | } |
9124 | |
9125 | ~SFINAETrap() { |
9126 | SemaRef.NumSFINAEErrors = PrevSFINAEErrors; |
9127 | SemaRef.InNonInstantiationSFINAEContext |
9128 | = PrevInNonInstantiationSFINAEContext; |
9129 | SemaRef.AccessCheckingSFINAE = PrevAccessCheckingSFINAE; |
9130 | SemaRef.getDiagnostics().setLastDiagnosticIgnored( |
9131 | PrevLastDiagnosticIgnored); |
9132 | } |
9133 | |
9134 | |
9135 | bool hasErrorOccurred() const { |
9136 | return SemaRef.NumSFINAEErrors > PrevSFINAEErrors; |
9137 | } |
9138 | }; |
9139 | |
9140 | |
9141 | |
9142 | |
9143 | |
9144 | class TentativeAnalysisScope { |
9145 | Sema &SemaRef; |
9146 | |
9147 | SFINAETrap Trap; |
9148 | bool PrevDisableTypoCorrection; |
9149 | public: |
9150 | explicit TentativeAnalysisScope(Sema &SemaRef) |
9151 | : SemaRef(SemaRef), Trap(SemaRef, true), |
9152 | PrevDisableTypoCorrection(SemaRef.DisableTypoCorrection) { |
9153 | SemaRef.DisableTypoCorrection = true; |
9154 | } |
9155 | ~TentativeAnalysisScope() { |
9156 | SemaRef.DisableTypoCorrection = PrevDisableTypoCorrection; |
9157 | } |
9158 | }; |
9159 | |
9160 | |
9161 | |
9162 | LocalInstantiationScope *CurrentInstantiationScope; |
9163 | |
9164 | |
9165 | |
9166 | bool DisableTypoCorrection; |
9167 | |
9168 | |
9169 | unsigned TyposCorrected; |
9170 | |
9171 | typedef llvm::SmallSet<SourceLocation, 2> SrcLocSet; |
9172 | typedef llvm::DenseMap<IdentifierInfo *, SrcLocSet> IdentifierSourceLocations; |
9173 | |
9174 | |
9175 | |
9176 | |
9177 | IdentifierSourceLocations TypoCorrectionFailures; |
9178 | |
9179 | |
9180 | sema::AnalysisBasedWarnings AnalysisWarnings; |
9181 | threadSafety::BeforeSet *ThreadSafetyDeclCache; |
9182 | |
9183 | |
9184 | |
9185 | |
9186 | |
9187 | |
9188 | |
9189 | |
9190 | |
9191 | typedef std::pair<ValueDecl *, SourceLocation> PendingImplicitInstantiation; |
9192 | |
9193 | |
9194 | |
9195 | std::deque<PendingImplicitInstantiation> PendingInstantiations; |
9196 | |
9197 | |
9198 | |
9199 | SmallVector<PendingImplicitInstantiation, 1> LateParsedInstantiations; |
9200 | |
9201 | class GlobalEagerInstantiationScope { |
9202 | public: |
9203 | GlobalEagerInstantiationScope(Sema &S, bool Enabled) |
9204 | : S(S), Enabled(Enabled) { |
9205 | if (!Enabled) return; |
9206 | |
9207 | SavedPendingInstantiations.swap(S.PendingInstantiations); |
9208 | SavedVTableUses.swap(S.VTableUses); |
9209 | } |
9210 | |
9211 | void perform() { |
9212 | if (Enabled) { |
9213 | S.DefineUsedVTables(); |
9214 | S.PerformPendingInstantiations(); |
9215 | } |
9216 | } |
9217 | |
9218 | ~GlobalEagerInstantiationScope() { |
9219 | if (!Enabled) return; |
9220 | |
9221 | |
9222 | assert(S.VTableUses.empty() && |
9223 | "VTableUses should be empty before it is discarded."); |
9224 | S.VTableUses.swap(SavedVTableUses); |
9225 | |
9226 | |
9227 | if (S.TUKind != TU_Prefix || !S.LangOpts.PCHInstantiateTemplates) { |
9228 | assert(S.PendingInstantiations.empty() && |
9229 | "PendingInstantiations should be empty before it is discarded."); |
9230 | S.PendingInstantiations.swap(SavedPendingInstantiations); |
9231 | } else { |
9232 | |
9233 | S.PendingInstantiations.swap(SavedPendingInstantiations); |
9234 | S.PendingInstantiations.insert(S.PendingInstantiations.end(), |
9235 | SavedPendingInstantiations.begin(), |
9236 | SavedPendingInstantiations.end()); |
9237 | } |
9238 | } |
9239 | |
9240 | private: |
9241 | Sema &S; |
9242 | SmallVector<VTableUse, 16> SavedVTableUses; |
9243 | std::deque<PendingImplicitInstantiation> SavedPendingInstantiations; |
9244 | bool Enabled; |
9245 | }; |
9246 | |
9247 | |
9248 | |
9249 | |
9250 | |
9251 | |
9252 | |
9253 | |
9254 | std::deque<PendingImplicitInstantiation> PendingLocalImplicitInstantiations; |
9255 | |
9256 | class LocalEagerInstantiationScope { |
9257 | public: |
9258 | LocalEagerInstantiationScope(Sema &S) : S(S) { |
9259 | SavedPendingLocalImplicitInstantiations.swap( |
9260 | S.PendingLocalImplicitInstantiations); |
9261 | } |
9262 | |
9263 | void perform() { S.PerformPendingInstantiations(true); } |
9264 | |
9265 | ~LocalEagerInstantiationScope() { |
9266 | assert(S.PendingLocalImplicitInstantiations.empty() && |
9267 | "there shouldn't be any pending local implicit instantiations"); |
9268 | SavedPendingLocalImplicitInstantiations.swap( |
9269 | S.PendingLocalImplicitInstantiations); |
9270 | } |
9271 | |
9272 | private: |
9273 | Sema &S; |
9274 | std::deque<PendingImplicitInstantiation> |
9275 | SavedPendingLocalImplicitInstantiations; |
9276 | }; |
9277 | |
9278 | |
9279 | class ExtParameterInfoBuilder { |
9280 | SmallVector<FunctionProtoType::ExtParameterInfo, 16> Infos; |
9281 | bool HasInteresting = false; |
9282 | |
9283 | public: |
9284 | |
9285 | |
9286 | void set(unsigned index, FunctionProtoType::ExtParameterInfo info) { |
9287 | assert(Infos.size() <= index); |
9288 | Infos.resize(index); |
9289 | Infos.push_back(info); |
9290 | |
9291 | if (!HasInteresting) |
9292 | HasInteresting = (info != FunctionProtoType::ExtParameterInfo()); |
9293 | } |
9294 | |
9295 | |
9296 | |
9297 | const FunctionProtoType::ExtParameterInfo * |
9298 | getPointerOrNull(unsigned numParams) { |
9299 | if (!HasInteresting) return nullptr; |
9300 | Infos.resize(numParams); |
9301 | return Infos.data(); |
9302 | } |
9303 | }; |
9304 | |
9305 | void PerformPendingInstantiations(bool LocalOnly = false); |
9306 | |
9307 | TypeSourceInfo *SubstType(TypeSourceInfo *T, |
9308 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9309 | SourceLocation Loc, DeclarationName Entity, |
9310 | bool AllowDeducedTST = false); |
9311 | |
9312 | QualType SubstType(QualType T, |
9313 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9314 | SourceLocation Loc, DeclarationName Entity); |
9315 | |
9316 | TypeSourceInfo *SubstType(TypeLoc TL, |
9317 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9318 | SourceLocation Loc, DeclarationName Entity); |
9319 | |
9320 | TypeSourceInfo *SubstFunctionDeclType(TypeSourceInfo *T, |
9321 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9322 | SourceLocation Loc, |
9323 | DeclarationName Entity, |
9324 | CXXRecordDecl *ThisContext, |
9325 | Qualifiers ThisTypeQuals); |
9326 | void SubstExceptionSpec(FunctionDecl *New, const FunctionProtoType *Proto, |
9327 | const MultiLevelTemplateArgumentList &Args); |
9328 | bool SubstExceptionSpec(SourceLocation Loc, |
9329 | FunctionProtoType::ExceptionSpecInfo &ESI, |
9330 | SmallVectorImpl<QualType> &ExceptionStorage, |
9331 | const MultiLevelTemplateArgumentList &Args); |
9332 | ParmVarDecl *SubstParmVarDecl(ParmVarDecl *D, |
9333 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9334 | int indexAdjustment, |
9335 | Optional<unsigned> NumExpansions, |
9336 | bool ExpectParameterPack); |
9337 | bool SubstParmTypes(SourceLocation Loc, ArrayRef<ParmVarDecl *> Params, |
9338 | const FunctionProtoType::ExtParameterInfo *ExtParamInfos, |
9339 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9340 | SmallVectorImpl<QualType> &ParamTypes, |
9341 | SmallVectorImpl<ParmVarDecl *> *OutParams, |
9342 | ExtParameterInfoBuilder &ParamInfos); |
9343 | ExprResult SubstExpr(Expr *E, |
9344 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9345 | |
9346 | |
9347 | |
9348 | |
9349 | |
9350 | |
9351 | |
9352 | |
9353 | |
9354 | |
9355 | |
9356 | |
9357 | |
9358 | |
9359 | bool SubstExprs(ArrayRef<Expr *> Exprs, bool IsCall, |
9360 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9361 | SmallVectorImpl<Expr *> &Outputs); |
9362 | |
9363 | StmtResult SubstStmt(Stmt *S, |
9364 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9365 | |
9366 | TemplateParameterList * |
9367 | SubstTemplateParams(TemplateParameterList *Params, DeclContext *Owner, |
9368 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9369 | |
9370 | bool |
9371 | SubstTemplateArguments(ArrayRef<TemplateArgumentLoc> Args, |
9372 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9373 | TemplateArgumentListInfo &Outputs); |
9374 | |
9375 | |
9376 | Decl *SubstDecl(Decl *D, DeclContext *Owner, |
9377 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9378 | |
9379 | |
9380 | |
9381 | FunctionDecl *SubstSpaceshipAsEqualEqual(CXXRecordDecl *RD, |
9382 | FunctionDecl *Spaceship); |
9383 | |
9384 | ExprResult SubstInitializer(Expr *E, |
9385 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9386 | bool CXXDirectInit); |
9387 | |
9388 | bool |
9389 | SubstBaseSpecifiers(CXXRecordDecl *Instantiation, |
9390 | CXXRecordDecl *Pattern, |
9391 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9392 | |
9393 | bool |
9394 | InstantiateClass(SourceLocation PointOfInstantiation, |
9395 | CXXRecordDecl *Instantiation, CXXRecordDecl *Pattern, |
9396 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9397 | TemplateSpecializationKind TSK, |
9398 | bool Complain = true); |
9399 | |
9400 | bool InstantiateEnum(SourceLocation PointOfInstantiation, |
9401 | EnumDecl *Instantiation, EnumDecl *Pattern, |
9402 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9403 | TemplateSpecializationKind TSK); |
9404 | |
9405 | bool InstantiateInClassInitializer( |
9406 | SourceLocation PointOfInstantiation, FieldDecl *Instantiation, |
9407 | FieldDecl *Pattern, const MultiLevelTemplateArgumentList &TemplateArgs); |
9408 | |
9409 | struct LateInstantiatedAttribute { |
9410 | const Attr *TmplAttr; |
9411 | LocalInstantiationScope *Scope; |
9412 | Decl *NewDecl; |
9413 | |
9414 | LateInstantiatedAttribute(const Attr *A, LocalInstantiationScope *S, |
9415 | Decl *D) |
9416 | : TmplAttr(A), Scope(S), NewDecl(D) |
9417 | { } |
9418 | }; |
9419 | typedef SmallVector<LateInstantiatedAttribute, 16> LateInstantiatedAttrVec; |
9420 | |
9421 | void InstantiateAttrs(const MultiLevelTemplateArgumentList &TemplateArgs, |
9422 | const Decl *Pattern, Decl *Inst, |
9423 | LateInstantiatedAttrVec *LateAttrs = nullptr, |
9424 | LocalInstantiationScope *OuterMostScope = nullptr); |
9425 | |
9426 | void |
9427 | InstantiateAttrsForDecl(const MultiLevelTemplateArgumentList &TemplateArgs, |
9428 | const Decl *Pattern, Decl *Inst, |
9429 | LateInstantiatedAttrVec *LateAttrs = nullptr, |
9430 | LocalInstantiationScope *OuterMostScope = nullptr); |
9431 | |
9432 | void InstantiateDefaultCtorDefaultArgs(CXXConstructorDecl *Ctor); |
9433 | |
9434 | bool usesPartialOrExplicitSpecialization( |
9435 | SourceLocation Loc, ClassTemplateSpecializationDecl *ClassTemplateSpec); |
9436 | |
9437 | bool |
9438 | InstantiateClassTemplateSpecialization(SourceLocation PointOfInstantiation, |
9439 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
9440 | TemplateSpecializationKind TSK, |
9441 | bool Complain = true); |
9442 | |
9443 | void InstantiateClassMembers(SourceLocation PointOfInstantiation, |
9444 | CXXRecordDecl *Instantiation, |
9445 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9446 | TemplateSpecializationKind TSK); |
9447 | |
9448 | void InstantiateClassTemplateSpecializationMembers( |
9449 | SourceLocation PointOfInstantiation, |
9450 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
9451 | TemplateSpecializationKind TSK); |
9452 | |
9453 | NestedNameSpecifierLoc |
9454 | SubstNestedNameSpecifierLoc(NestedNameSpecifierLoc NNS, |
9455 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9456 | |
9457 | DeclarationNameInfo |
9458 | SubstDeclarationNameInfo(const DeclarationNameInfo &NameInfo, |
9459 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9460 | TemplateName |
9461 | SubstTemplateName(NestedNameSpecifierLoc QualifierLoc, TemplateName Name, |
9462 | SourceLocation Loc, |
9463 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9464 | bool Subst(const TemplateArgumentLoc *Args, unsigned NumArgs, |
9465 | TemplateArgumentListInfo &Result, |
9466 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9467 | |
9468 | bool InstantiateDefaultArgument(SourceLocation CallLoc, FunctionDecl *FD, |
9469 | ParmVarDecl *Param); |
9470 | void InstantiateExceptionSpec(SourceLocation PointOfInstantiation, |
9471 | FunctionDecl *Function); |
9472 | bool CheckInstantiatedFunctionTemplateConstraints( |
9473 | SourceLocation PointOfInstantiation, FunctionDecl *Decl, |
9474 | ArrayRef<TemplateArgument> TemplateArgs, |
9475 | ConstraintSatisfaction &Satisfaction); |
9476 | FunctionDecl *InstantiateFunctionDeclaration(FunctionTemplateDecl *FTD, |
9477 | const TemplateArgumentList *Args, |
9478 | SourceLocation Loc); |
9479 | void InstantiateFunctionDefinition(SourceLocation PointOfInstantiation, |
9480 | FunctionDecl *Function, |
9481 | bool Recursive = false, |
9482 | bool DefinitionRequired = false, |
9483 | bool AtEndOfTU = false); |
9484 | VarTemplateSpecializationDecl *BuildVarTemplateInstantiation( |
9485 | VarTemplateDecl *VarTemplate, VarDecl *FromVar, |
9486 | const TemplateArgumentList &TemplateArgList, |
9487 | const TemplateArgumentListInfo &TemplateArgsInfo, |
9488 | SmallVectorImpl<TemplateArgument> &Converted, |
9489 | SourceLocation PointOfInstantiation, |
9490 | LateInstantiatedAttrVec *LateAttrs = nullptr, |
9491 | LocalInstantiationScope *StartingScope = nullptr); |
9492 | VarTemplateSpecializationDecl *CompleteVarTemplateSpecializationDecl( |
9493 | VarTemplateSpecializationDecl *VarSpec, VarDecl *PatternDecl, |
9494 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9495 | void |
9496 | BuildVariableInstantiation(VarDecl *NewVar, VarDecl *OldVar, |
9497 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9498 | LateInstantiatedAttrVec *LateAttrs, |
9499 | DeclContext *Owner, |
9500 | LocalInstantiationScope *StartingScope, |
9501 | bool InstantiatingVarTemplate = false, |
9502 | VarTemplateSpecializationDecl *PrevVTSD = nullptr); |
9503 | |
9504 | void InstantiateVariableInitializer( |
9505 | VarDecl *Var, VarDecl *OldVar, |
9506 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9507 | void InstantiateVariableDefinition(SourceLocation PointOfInstantiation, |
9508 | VarDecl *Var, bool Recursive = false, |
9509 | bool DefinitionRequired = false, |
9510 | bool AtEndOfTU = false); |
9511 | |
9512 | void InstantiateMemInitializers(CXXConstructorDecl *New, |
9513 | const CXXConstructorDecl *Tmpl, |
9514 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9515 | |
9516 | NamedDecl *FindInstantiatedDecl(SourceLocation Loc, NamedDecl *D, |
9517 | const MultiLevelTemplateArgumentList &TemplateArgs, |
9518 | bool FindingInstantiatedContext = false); |
9519 | DeclContext *FindInstantiatedContext(SourceLocation Loc, DeclContext *DC, |
9520 | const MultiLevelTemplateArgumentList &TemplateArgs); |
9521 | |
9522 | |
9523 | enum ObjCContainerKind { |
9524 | OCK_None = -1, |
9525 | OCK_Interface = 0, |
9526 | OCK_Protocol, |
9527 | OCK_Category, |
9528 | OCK_ClassExtension, |
9529 | OCK_Implementation, |
9530 | OCK_CategoryImplementation |
9531 | }; |
9532 | ObjCContainerKind getObjCContainerKind() const; |
9533 | |
9534 | DeclResult actOnObjCTypeParam(Scope *S, |
9535 | ObjCTypeParamVariance variance, |
9536 | SourceLocation varianceLoc, |
9537 | unsigned index, |
9538 | IdentifierInfo *paramName, |
9539 | SourceLocation paramLoc, |
9540 | SourceLocation colonLoc, |
9541 | ParsedType typeBound); |
9542 | |
9543 | ObjCTypeParamList *actOnObjCTypeParamList(Scope *S, SourceLocation lAngleLoc, |
9544 | ArrayRef<Decl *> typeParams, |
9545 | SourceLocation rAngleLoc); |
9546 | void popObjCTypeParamList(Scope *S, ObjCTypeParamList *typeParamList); |
9547 | |
9548 | Decl *ActOnStartClassInterface( |
9549 | Scope *S, SourceLocation AtInterfaceLoc, IdentifierInfo *ClassName, |
9550 | SourceLocation ClassLoc, ObjCTypeParamList *typeParamList, |
9551 | IdentifierInfo *SuperName, SourceLocation SuperLoc, |
9552 | ArrayRef<ParsedType> SuperTypeArgs, SourceRange SuperTypeArgsRange, |
9553 | Decl *const *ProtoRefs, unsigned NumProtoRefs, |
9554 | const SourceLocation *ProtoLocs, SourceLocation EndProtoLoc, |
9555 | const ParsedAttributesView &AttrList); |
9556 | |
9557 | void ActOnSuperClassOfClassInterface(Scope *S, |
9558 | SourceLocation AtInterfaceLoc, |
9559 | ObjCInterfaceDecl *IDecl, |
9560 | IdentifierInfo *ClassName, |
9561 | SourceLocation ClassLoc, |
9562 | IdentifierInfo *SuperName, |
9563 | SourceLocation SuperLoc, |
9564 | ArrayRef<ParsedType> SuperTypeArgs, |
9565 | SourceRange SuperTypeArgsRange); |
9566 | |
9567 | void ActOnTypedefedProtocols(SmallVectorImpl<Decl *> &ProtocolRefs, |
9568 | SmallVectorImpl<SourceLocation> &ProtocolLocs, |
9569 | IdentifierInfo *SuperName, |
9570 | SourceLocation SuperLoc); |
9571 | |
9572 | Decl *ActOnCompatibilityAlias( |
9573 | SourceLocation AtCompatibilityAliasLoc, |
9574 | IdentifierInfo *AliasName, SourceLocation AliasLocation, |
9575 | IdentifierInfo *ClassName, SourceLocation ClassLocation); |
9576 | |
9577 | bool CheckForwardProtocolDeclarationForCircularDependency( |
9578 | IdentifierInfo *PName, |
9579 | SourceLocation &PLoc, SourceLocation PrevLoc, |
9580 | const ObjCList<ObjCProtocolDecl> &PList); |
9581 | |
9582 | Decl *ActOnStartProtocolInterface( |
9583 | SourceLocation AtProtoInterfaceLoc, IdentifierInfo *ProtocolName, |
9584 | SourceLocation ProtocolLoc, Decl *const *ProtoRefNames, |
9585 | unsigned NumProtoRefs, const SourceLocation *ProtoLocs, |
9586 | SourceLocation EndProtoLoc, const ParsedAttributesView &AttrList); |
9587 | |
9588 | Decl *ActOnStartCategoryInterface( |
9589 | SourceLocation AtInterfaceLoc, IdentifierInfo *ClassName, |
9590 | SourceLocation ClassLoc, ObjCTypeParamList *typeParamList, |
9591 | IdentifierInfo *CategoryName, SourceLocation CategoryLoc, |
9592 | Decl *const *ProtoRefs, unsigned NumProtoRefs, |
9593 | const SourceLocation *ProtoLocs, SourceLocation EndProtoLoc, |
9594 | const ParsedAttributesView &AttrList); |
9595 | |
9596 | Decl *ActOnStartClassImplementation(SourceLocation AtClassImplLoc, |
9597 | IdentifierInfo *ClassName, |
9598 | SourceLocation ClassLoc, |
9599 | IdentifierInfo *SuperClassname, |
9600 | SourceLocation SuperClassLoc, |
9601 | const ParsedAttributesView &AttrList); |
9602 | |
9603 | Decl *ActOnStartCategoryImplementation(SourceLocation AtCatImplLoc, |
9604 | IdentifierInfo *ClassName, |
9605 | SourceLocation ClassLoc, |
9606 | IdentifierInfo *CatName, |
9607 | SourceLocation CatLoc, |
9608 | const ParsedAttributesView &AttrList); |
9609 | |
9610 | DeclGroupPtrTy ActOnFinishObjCImplementation(Decl *ObjCImpDecl, |
9611 | ArrayRef<Decl *> Decls); |
9612 | |
9613 | DeclGroupPtrTy ActOnForwardClassDeclaration(SourceLocation Loc, |
9614 | IdentifierInfo **IdentList, |
9615 | SourceLocation *IdentLocs, |
9616 | ArrayRef<ObjCTypeParamList *> TypeParamLists, |
9617 | unsigned NumElts); |
9618 | |
9619 | DeclGroupPtrTy |
9620 | ActOnForwardProtocolDeclaration(SourceLocation AtProtoclLoc, |
9621 | ArrayRef<IdentifierLocPair> IdentList, |
9622 | const ParsedAttributesView &attrList); |
9623 | |
9624 | void FindProtocolDeclaration(bool WarnOnDeclarations, bool ForObjCContainer, |
9625 | ArrayRef<IdentifierLocPair> ProtocolId, |
9626 | SmallVectorImpl<Decl *> &Protocols); |
9627 | |
9628 | void DiagnoseTypeArgsAndProtocols(IdentifierInfo *ProtocolId, |
9629 | SourceLocation ProtocolLoc, |
9630 | IdentifierInfo *TypeArgId, |
9631 | SourceLocation TypeArgLoc, |
9632 | bool SelectProtocolFirst = false); |
9633 | |
9634 | |
9635 | |
9636 | |
9637 | void actOnObjCTypeArgsOrProtocolQualifiers( |
9638 | Scope *S, |
9639 | ParsedType baseType, |
9640 | SourceLocation lAngleLoc, |
9641 | ArrayRef<IdentifierInfo *> identifiers, |
9642 | ArrayRef<SourceLocation> identifierLocs, |
9643 | SourceLocation rAngleLoc, |
9644 | SourceLocation &typeArgsLAngleLoc, |
9645 | SmallVectorImpl<ParsedType> &typeArgs, |
9646 | SourceLocation &typeArgsRAngleLoc, |
9647 | SourceLocation &protocolLAngleLoc, |
9648 | SmallVectorImpl<Decl *> &protocols, |
9649 | SourceLocation &protocolRAngleLoc, |
9650 | bool warnOnIncompleteProtocols); |
9651 | |
9652 | |
9653 | |
9654 | TypeResult actOnObjCProtocolQualifierType( |
9655 | SourceLocation lAngleLoc, |
9656 | ArrayRef<Decl *> protocols, |
9657 | ArrayRef<SourceLocation> protocolLocs, |
9658 | SourceLocation rAngleLoc); |
9659 | |
9660 | |
9661 | TypeResult actOnObjCTypeArgsAndProtocolQualifiers( |
9662 | Scope *S, |
9663 | SourceLocation Loc, |
9664 | ParsedType BaseType, |
9665 | SourceLocation TypeArgsLAngleLoc, |
9666 | ArrayRef<ParsedType> TypeArgs, |
9667 | SourceLocation TypeArgsRAngleLoc, |
9668 | SourceLocation ProtocolLAngleLoc, |
9669 | ArrayRef<Decl *> Protocols, |
9670 | ArrayRef<SourceLocation> ProtocolLocs, |
9671 | SourceLocation ProtocolRAngleLoc); |
9672 | |
9673 | |
9674 | QualType BuildObjCTypeParamType(const ObjCTypeParamDecl *Decl, |
9675 | SourceLocation ProtocolLAngleLoc, |
9676 | ArrayRef<ObjCProtocolDecl *> Protocols, |
9677 | ArrayRef<SourceLocation> ProtocolLocs, |
9678 | SourceLocation ProtocolRAngleLoc, |
9679 | bool FailOnError = false); |
9680 | |
9681 | |
9682 | QualType BuildObjCObjectType(QualType BaseType, |
9683 | SourceLocation Loc, |
9684 | SourceLocation TypeArgsLAngleLoc, |
9685 | ArrayRef<TypeSourceInfo *> TypeArgs, |
9686 | SourceLocation TypeArgsRAngleLoc, |
9687 | SourceLocation ProtocolLAngleLoc, |
9688 | ArrayRef<ObjCProtocolDecl *> Protocols, |
9689 | ArrayRef<SourceLocation> ProtocolLocs, |
9690 | SourceLocation ProtocolRAngleLoc, |
9691 | bool FailOnError = false); |
9692 | |
9693 | |
9694 | |
9695 | |
9696 | void CheckObjCPropertyAttributes(Decl *PropertyPtrTy, |
9697 | SourceLocation Loc, |
9698 | unsigned &Attributes, |
9699 | bool propertyInPrimaryClass); |
9700 | |
9701 | |
9702 | |
9703 | |
9704 | void ProcessPropertyDecl(ObjCPropertyDecl *property); |
9705 | |
9706 | |
9707 | void DiagnosePropertyMismatch(ObjCPropertyDecl *Property, |
9708 | ObjCPropertyDecl *SuperProperty, |
9709 | const IdentifierInfo *Name, |
9710 | bool OverridingProtocolProperty); |
9711 | |
9712 | void DiagnoseClassExtensionDupMethods(ObjCCategoryDecl *CAT, |
9713 | ObjCInterfaceDecl *ID); |
9714 | |
9715 | Decl *ActOnAtEnd(Scope *S, SourceRange AtEnd, |
9716 | ArrayRef<Decl *> allMethods = None, |
9717 | ArrayRef<DeclGroupPtrTy> allTUVars = None); |
9718 | |
9719 | Decl *ActOnProperty(Scope *S, SourceLocation AtLoc, |
9720 | SourceLocation LParenLoc, |
9721 | FieldDeclarator &FD, ObjCDeclSpec &ODS, |
9722 | Selector GetterSel, Selector SetterSel, |
9723 | tok::ObjCKeywordKind MethodImplKind, |
9724 | DeclContext *lexicalDC = nullptr); |
9725 | |
9726 | Decl *ActOnPropertyImplDecl(Scope *S, |
9727 | SourceLocation AtLoc, |
9728 | SourceLocation PropertyLoc, |
9729 | bool ImplKind, |
9730 | IdentifierInfo *PropertyId, |
9731 | IdentifierInfo *PropertyIvar, |
9732 | SourceLocation PropertyIvarLoc, |
9733 | ObjCPropertyQueryKind QueryKind); |
9734 | |
9735 | enum ObjCSpecialMethodKind { |
9736 | OSMK_None, |
9737 | OSMK_Alloc, |
9738 | OSMK_New, |
9739 | OSMK_Copy, |
9740 | OSMK_RetainingInit, |
9741 | OSMK_NonRetainingInit |
9742 | }; |
9743 | |
9744 | struct ObjCArgInfo { |
9745 | IdentifierInfo *Name; |
9746 | SourceLocation NameLoc; |
9747 | |
9748 | |
9749 | ParsedType Type; |
9750 | ObjCDeclSpec DeclSpec; |
9751 | |
9752 | |
9753 | ParsedAttributesView ArgAttrs; |
9754 | }; |
9755 | |
9756 | Decl *ActOnMethodDeclaration( |
9757 | Scope *S, |
9758 | SourceLocation BeginLoc, |
9759 | SourceLocation EndLoc, |
9760 | tok::TokenKind MethodType, ObjCDeclSpec &ReturnQT, ParsedType ReturnType, |
9761 | ArrayRef<SourceLocation> SelectorLocs, Selector Sel, |
9762 | |
9763 | |
9764 | ObjCArgInfo *ArgInfo, DeclaratorChunk::ParamInfo *CParamInfo, |
9765 | unsigned CNumArgs, |
9766 | const ParsedAttributesView &AttrList, tok::ObjCKeywordKind MethodImplKind, |
9767 | bool isVariadic, bool MethodDefinition); |
9768 | |
9769 | ObjCMethodDecl *LookupMethodInQualifiedType(Selector Sel, |
9770 | const ObjCObjectPointerType *OPT, |
9771 | bool IsInstance); |
9772 | ObjCMethodDecl *LookupMethodInObjectType(Selector Sel, QualType Ty, |
9773 | bool IsInstance); |
9774 | |
9775 | bool CheckARCMethodDecl(ObjCMethodDecl *method); |
9776 | bool inferObjCARCLifetime(ValueDecl *decl); |
9777 | |
9778 | void deduceOpenCLAddressSpace(ValueDecl *decl); |
9779 | |
9780 | ExprResult |
9781 | HandleExprPropertyRefExpr(const ObjCObjectPointerType *OPT, |
9782 | Expr *BaseExpr, |
9783 | SourceLocation OpLoc, |
9784 | DeclarationName MemberName, |
9785 | SourceLocation MemberLoc, |
9786 | SourceLocation SuperLoc, QualType SuperType, |
9787 | bool Super); |
9788 | |
9789 | ExprResult |
9790 | ActOnClassPropertyRefExpr(IdentifierInfo &receiverName, |
9791 | IdentifierInfo &propertyName, |
9792 | SourceLocation receiverNameLoc, |
9793 | SourceLocation propertyNameLoc); |
9794 | |
9795 | ObjCMethodDecl *tryCaptureObjCSelf(SourceLocation Loc); |
9796 | |
9797 | |
9798 | |
9799 | enum ObjCMessageKind { |
9800 | |
9801 | ObjCSuperMessage, |
9802 | |
9803 | ObjCInstanceMessage, |
9804 | |
9805 | |
9806 | ObjCClassMessage |
9807 | }; |
9808 | |
9809 | ObjCMessageKind getObjCMessageKind(Scope *S, |
9810 | IdentifierInfo *Name, |
9811 | SourceLocation NameLoc, |
9812 | bool IsSuper, |
9813 | bool HasTrailingDot, |
9814 | ParsedType &ReceiverType); |
9815 | |
9816 | ExprResult ActOnSuperMessage(Scope *S, SourceLocation SuperLoc, |
9817 | Selector Sel, |
9818 | SourceLocation LBracLoc, |
9819 | ArrayRef<SourceLocation> SelectorLocs, |
9820 | SourceLocation RBracLoc, |
9821 | MultiExprArg Args); |
9822 | |
9823 | ExprResult BuildClassMessage(TypeSourceInfo *ReceiverTypeInfo, |
9824 | QualType ReceiverType, |
9825 | SourceLocation SuperLoc, |
9826 | Selector Sel, |
9827 | ObjCMethodDecl *Method, |
9828 | SourceLocation LBracLoc, |
9829 | ArrayRef<SourceLocation> SelectorLocs, |
9830 | SourceLocation RBracLoc, |
9831 | MultiExprArg Args, |
9832 | bool isImplicit = false); |
9833 | |
9834 | ExprResult BuildClassMessageImplicit(QualType ReceiverType, |
9835 | bool isSuperReceiver, |
9836 | SourceLocation Loc, |
9837 | Selector Sel, |
9838 | ObjCMethodDecl *Method, |
9839 | MultiExprArg Args); |
9840 | |
9841 | ExprResult ActOnClassMessage(Scope *S, |
9842 | ParsedType Receiver, |
9843 | Selector Sel, |
9844 | SourceLocation LBracLoc, |
9845 | ArrayRef<SourceLocation> SelectorLocs, |
9846 | SourceLocation RBracLoc, |
9847 | MultiExprArg Args); |
9848 | |
9849 | ExprResult BuildInstanceMessage(Expr *Receiver, |
9850 | QualType ReceiverType, |
9851 | SourceLocation SuperLoc, |
9852 | Selector Sel, |
9853 | ObjCMethodDecl *Method, |
9854 | SourceLocation LBracLoc, |
9855 | ArrayRef<SourceLocation> SelectorLocs, |
9856 | SourceLocation RBracLoc, |
9857 | MultiExprArg Args, |
9858 | bool isImplicit = false); |
9859 | |
9860 | ExprResult BuildInstanceMessageImplicit(Expr *Receiver, |
9861 | QualType ReceiverType, |
9862 | SourceLocation Loc, |
9863 | Selector Sel, |
9864 | ObjCMethodDecl *Method, |
9865 | MultiExprArg Args); |
9866 | |
9867 | ExprResult ActOnInstanceMessage(Scope *S, |
9868 | Expr *Receiver, |
9869 | Selector Sel, |
9870 | SourceLocation LBracLoc, |
9871 | ArrayRef<SourceLocation> SelectorLocs, |
9872 | SourceLocation RBracLoc, |
9873 | MultiExprArg Args); |
9874 | |
9875 | ExprResult BuildObjCBridgedCast(SourceLocation LParenLoc, |
9876 | ObjCBridgeCastKind Kind, |
9877 | SourceLocation BridgeKeywordLoc, |
9878 | TypeSourceInfo *TSInfo, |
9879 | Expr *SubExpr); |
9880 | |
9881 | ExprResult ActOnObjCBridgedCast(Scope *S, |
9882 | SourceLocation LParenLoc, |
9883 | ObjCBridgeCastKind Kind, |
9884 | SourceLocation BridgeKeywordLoc, |
9885 | ParsedType Type, |
9886 | SourceLocation RParenLoc, |
9887 | Expr *SubExpr); |
9888 | |
9889 | void CheckTollFreeBridgeCast(QualType castType, Expr *castExpr); |
9890 | |
9891 | void CheckObjCBridgeRelatedCast(QualType castType, Expr *castExpr); |
9892 | |
9893 | bool CheckTollFreeBridgeStaticCast(QualType castType, Expr *castExpr, |
9894 | CastKind &Kind); |
9895 | |
9896 | bool checkObjCBridgeRelatedComponents(SourceLocation Loc, |
9897 | QualType DestType, QualType SrcType, |
9898 | ObjCInterfaceDecl *&RelatedClass, |
9899 | ObjCMethodDecl *&ClassMethod, |
9900 | ObjCMethodDecl *&InstanceMethod, |
9901 | TypedefNameDecl *&TDNDecl, |
9902 | bool CfToNs, bool Diagnose = true); |
9903 | |
9904 | bool CheckObjCBridgeRelatedConversions(SourceLocation Loc, |
9905 | QualType DestType, QualType SrcType, |
9906 | Expr *&SrcExpr, bool Diagnose = true); |
9907 | |
9908 | bool CheckConversionToObjCLiteral(QualType DstType, Expr *&SrcExpr, |
9909 | bool Diagnose = true); |
9910 | |
9911 | bool checkInitMethod(ObjCMethodDecl *method, QualType receiverTypeIfCall); |
9912 | |
9913 | |
9914 | |
9915 | void CheckObjCMethodOverride(ObjCMethodDecl *NewMethod, |
9916 | const ObjCMethodDecl *Overridden); |
9917 | |
9918 | |
9919 | enum ResultTypeCompatibilityKind { |
9920 | RTC_Compatible, |
9921 | RTC_Incompatible, |
9922 | RTC_Unknown |
9923 | }; |
9924 | |
9925 | void CheckObjCMethodDirectOverrides(ObjCMethodDecl *method, |
9926 | ObjCMethodDecl *overridden); |
9927 | |
9928 | void CheckObjCMethodOverrides(ObjCMethodDecl *ObjCMethod, |
9929 | ObjCInterfaceDecl *CurrentClass, |
9930 | ResultTypeCompatibilityKind RTC); |
9931 | |
9932 | enum PragmaOptionsAlignKind { |
9933 | POAK_Native, |
9934 | POAK_Natural, |
9935 | POAK_Packed, |
9936 | POAK_Power, |
9937 | POAK_Mac68k, |
9938 | POAK_Reset |
9939 | }; |
9940 | |
9941 | |
9942 | void ActOnPragmaClangSection(SourceLocation PragmaLoc, |
9943 | PragmaClangSectionAction Action, |
9944 | PragmaClangSectionKind SecKind, StringRef SecName); |
9945 | |
9946 | |
9947 | void ActOnPragmaOptionsAlign(PragmaOptionsAlignKind Kind, |
9948 | SourceLocation PragmaLoc); |
9949 | |
9950 | |
9951 | void ActOnPragmaPack(SourceLocation PragmaLoc, PragmaMsStackAction Action, |
9952 | StringRef SlotLabel, Expr *Alignment); |
9953 | |
9954 | enum class PragmaAlignPackDiagnoseKind { |
9955 | NonDefaultStateAtInclude, |
9956 | ChangedStateAtExit |
9957 | }; |
9958 | |
9959 | void DiagnoseNonDefaultPragmaAlignPack(PragmaAlignPackDiagnoseKind Kind, |
9960 | SourceLocation IncludeLoc); |
9961 | void DiagnoseUnterminatedPragmaAlignPack(); |
9962 | |
9963 | |
9964 | void ActOnPragmaMSStruct(PragmaMSStructKind Kind); |
9965 | |
9966 | |
9967 | |
9968 | void ActOnPragmaMSComment(SourceLocation CommentLoc, PragmaMSCommentKind Kind, |
9969 | StringRef Arg); |
9970 | |
9971 | |
9972 | |
9973 | |
9974 | void ActOnPragmaMSPointersToMembers( |
9975 | LangOptions::PragmaMSPointersToMembersKind Kind, |
9976 | SourceLocation PragmaLoc); |
9977 | |
9978 | |
9979 | void ActOnPragmaMSVtorDisp(PragmaMsStackAction Action, |
9980 | SourceLocation PragmaLoc, |
9981 | MSVtorDispMode Value); |
9982 | |
9983 | enum PragmaSectionKind { |
9984 | PSK_DataSeg, |
9985 | PSK_BSSSeg, |
9986 | PSK_ConstSeg, |
9987 | PSK_CodeSeg, |
9988 | }; |
9989 | |
9990 | bool UnifySection(StringRef SectionName, int SectionFlags, |
9991 | NamedDecl *TheDecl); |
9992 | bool UnifySection(StringRef SectionName, |
9993 | int SectionFlags, |
9994 | SourceLocation PragmaSectionLocation); |
9995 | |
9996 | |
9997 | void ActOnPragmaMSSeg(SourceLocation PragmaLocation, |
9998 | PragmaMsStackAction Action, |
9999 | llvm::StringRef StackSlotLabel, |
10000 | StringLiteral *SegmentName, |
10001 | llvm::StringRef PragmaName); |
10002 | |
10003 | |
10004 | void ActOnPragmaMSSection(SourceLocation PragmaLocation, |
10005 | int SectionFlags, StringLiteral *SegmentName); |
10006 | |
10007 | |
10008 | void ActOnPragmaMSInitSeg(SourceLocation PragmaLocation, |
10009 | StringLiteral *SegmentName); |
10010 | |
10011 | |
10012 | void ActOnPragmaDump(Scope *S, SourceLocation Loc, IdentifierInfo *II); |
10013 | |
10014 | |
10015 | void ActOnPragmaDetectMismatch(SourceLocation Loc, StringRef Name, |
10016 | StringRef Value); |
10017 | |
10018 | |
10019 | bool isPreciseFPEnabled() { |
10020 | return !CurFPFeatures.getAllowFPReassociate() && |
10021 | !CurFPFeatures.getNoSignedZero() && |
10022 | !CurFPFeatures.getAllowReciprocal() && |
10023 | !CurFPFeatures.getAllowApproxFunc(); |
10024 | } |
10025 | |
10026 | |
10027 | void ActOnPragmaFloatControl(SourceLocation Loc, PragmaMsStackAction Action, |
10028 | PragmaFloatControlKind Value); |
10029 | |
10030 | |
10031 | void ActOnPragmaUnused(const Token &Identifier, |
10032 | Scope *curScope, |
10033 | SourceLocation PragmaLoc); |
10034 | |
10035 | |
10036 | void ActOnPragmaVisibility(const IdentifierInfo* VisType, |
10037 | SourceLocation PragmaLoc); |
10038 | |
10039 | NamedDecl *DeclClonePragmaWeak(NamedDecl *ND, IdentifierInfo *II, |
10040 | SourceLocation Loc); |
10041 | void DeclApplyPragmaWeak(Scope *S, NamedDecl *ND, WeakInfo &W); |
10042 | |
10043 | |
10044 | void ActOnPragmaWeakID(IdentifierInfo* WeakName, |
10045 | SourceLocation PragmaLoc, |
10046 | SourceLocation WeakNameLoc); |
10047 | |
10048 | |
10049 | |
10050 | void ActOnPragmaRedefineExtname(IdentifierInfo* WeakName, |
10051 | IdentifierInfo* AliasName, |
10052 | SourceLocation PragmaLoc, |
10053 | SourceLocation WeakNameLoc, |
10054 | SourceLocation AliasNameLoc); |
10055 | |
10056 | |
10057 | void ActOnPragmaWeakAlias(IdentifierInfo* WeakName, |
10058 | IdentifierInfo* AliasName, |
10059 | SourceLocation PragmaLoc, |
10060 | SourceLocation WeakNameLoc, |
10061 | SourceLocation AliasNameLoc); |
10062 | |
10063 | |
10064 | |
10065 | |
10066 | void ActOnPragmaFPContract(SourceLocation Loc, LangOptions::FPModeKind FPC); |
10067 | |
10068 | |
10069 | |
10070 | void ActOnPragmaFPReassociate(SourceLocation Loc, bool IsEnabled); |
10071 | |
10072 | |
10073 | |
10074 | void ActOnPragmaFEnvAccess(SourceLocation Loc, bool IsEnabled); |
10075 | |
10076 | |
10077 | void ActOnPragmaFPExceptions(SourceLocation Loc, |
10078 | LangOptions::FPExceptionModeKind); |
10079 | |
10080 | |
10081 | void setRoundingMode(SourceLocation Loc, llvm::RoundingMode); |
10082 | |
10083 | |
10084 | void setExceptionMode(SourceLocation Loc, LangOptions::FPExceptionModeKind); |
10085 | |
10086 | |
10087 | |
10088 | void AddAlignmentAttributesForRecord(RecordDecl *RD); |
10089 | |
10090 | |
10091 | void AddMsStructLayoutForRecord(RecordDecl *RD); |
10092 | |
10093 | |
10094 | |
10095 | void PushNamespaceVisibilityAttr(const VisibilityAttr *Attr, |
10096 | SourceLocation Loc); |
10097 | |
10098 | |
10099 | |
10100 | void AddPushedVisibilityAttribute(Decl *RD); |
10101 | |
10102 | |
10103 | |
10104 | void PopPragmaVisibility(bool IsNamespaceEnd, SourceLocation EndLoc); |
10105 | |
10106 | |
10107 | void FreeVisContext(); |
10108 | |
10109 | |
10110 | |
10111 | |
10112 | void AddCFAuditedAttribute(Decl *D); |
10113 | |
10114 | void ActOnPragmaAttributeAttribute(ParsedAttr &Attribute, |
10115 | SourceLocation PragmaLoc, |
10116 | attr::ParsedSubjectMatchRuleSet Rules); |
10117 | void ActOnPragmaAttributeEmptyPush(SourceLocation PragmaLoc, |
10118 | const IdentifierInfo *Namespace); |
10119 | |
10120 | |
10121 | void ActOnPragmaAttributePop(SourceLocation PragmaLoc, |
10122 | const IdentifierInfo *Namespace); |
10123 | |
10124 | |
10125 | |
10126 | void AddPragmaAttributes(Scope *S, Decl *D); |
10127 | |
10128 | void DiagnoseUnterminatedPragmaAttribute(); |
10129 | |
10130 | |
10131 | void ActOnPragmaOptimize(bool On, SourceLocation PragmaLoc); |
10132 | |
10133 | |
10134 | |
10135 | SourceLocation getOptimizeOffPragmaLocation() const { |
10136 | return OptimizeOffPragmaLocation; |
10137 | } |
10138 | |
10139 | |
10140 | |
10141 | |
10142 | void AddRangeBasedOptnone(FunctionDecl *FD); |
10143 | |
10144 | |
10145 | |
10146 | |
10147 | void AddOptnoneAttributeIfNoConflicts(FunctionDecl *FD, SourceLocation Loc); |
10148 | |
10149 | |
10150 | void AddAlignedAttr(Decl *D, const AttributeCommonInfo &CI, Expr *E, |
10151 | bool IsPackExpansion); |
10152 | void AddAlignedAttr(Decl *D, const AttributeCommonInfo &CI, TypeSourceInfo *T, |
10153 | bool IsPackExpansion); |
10154 | |
10155 | |
10156 | |
10157 | void AddAssumeAlignedAttr(Decl *D, const AttributeCommonInfo &CI, Expr *E, |
10158 | Expr *OE); |
10159 | |
10160 | |
10161 | |
10162 | void AddAllocAlignAttr(Decl *D, const AttributeCommonInfo &CI, |
10163 | Expr *ParamExpr); |
10164 | |
10165 | |
10166 | |
10167 | void AddAlignValueAttr(Decl *D, const AttributeCommonInfo &CI, Expr *E); |
10168 | |
10169 | |
10170 | void AddAnnotationAttr(Decl *D, const AttributeCommonInfo &CI, |
10171 | StringRef Annot, MutableArrayRef<Expr *> Args); |
10172 | |
10173 | |
10174 | |
10175 | void AddLaunchBoundsAttr(Decl *D, const AttributeCommonInfo &CI, |
10176 | Expr *MaxThreads, Expr *MinBlocks); |
10177 | |
10178 | |
10179 | void AddModeAttr(Decl *D, const AttributeCommonInfo &CI, IdentifierInfo *Name, |
10180 | bool InInstantiation = false); |
10181 | |
10182 | void AddParameterABIAttr(Decl *D, const AttributeCommonInfo &CI, |
10183 | ParameterABI ABI); |
10184 | |
10185 | enum class RetainOwnershipKind {NS, CF, OS}; |
10186 | void AddXConsumedAttr(Decl *D, const AttributeCommonInfo &CI, |
10187 | RetainOwnershipKind K, bool IsTemplateInstantiation); |
10188 | |
10189 | |
10190 | |
10191 | void addAMDGPUFlatWorkGroupSizeAttr(Decl *D, const AttributeCommonInfo &CI, |
10192 | Expr *Min, Expr *Max); |
10193 | |
10194 | |
10195 | |
10196 | void addAMDGPUWavesPerEUAttr(Decl *D, const AttributeCommonInfo &CI, |
10197 | Expr *Min, Expr *Max); |
10198 | |
10199 | bool checkNSReturnsRetainedReturnType(SourceLocation loc, QualType type); |
10200 | |
10201 | |
10202 | |
10203 | |
10204 | bool ActOnCoroutineBodyStart(Scope *S, SourceLocation KwLoc, |
10205 | StringRef Keyword); |
10206 | ExprResult ActOnCoawaitExpr(Scope *S, SourceLocation KwLoc, Expr *E); |
10207 | ExprResult ActOnCoyieldExpr(Scope *S, SourceLocation KwLoc, Expr *E); |
10208 | StmtResult ActOnCoreturnStmt(Scope *S, SourceLocation KwLoc, Expr *E); |
10209 | |
10210 | ExprResult BuildResolvedCoawaitExpr(SourceLocation KwLoc, Expr *E, |
10211 | bool IsImplicit = false); |
10212 | ExprResult BuildUnresolvedCoawaitExpr(SourceLocation KwLoc, Expr *E, |
10213 | UnresolvedLookupExpr* Lookup); |
10214 | ExprResult BuildCoyieldExpr(SourceLocation KwLoc, Expr *E); |
10215 | StmtResult BuildCoreturnStmt(SourceLocation KwLoc, Expr *E, |
10216 | bool IsImplicit = false); |
10217 | StmtResult BuildCoroutineBodyStmt(CoroutineBodyStmt::CtorArgs); |
10218 | bool buildCoroutineParameterMoves(SourceLocation Loc); |
10219 | VarDecl *buildCoroutinePromise(SourceLocation Loc); |
10220 | void CheckCompletedCoroutineBody(FunctionDecl *FD, Stmt *&Body); |
10221 | ClassTemplateDecl *lookupCoroutineTraits(SourceLocation KwLoc, |
10222 | SourceLocation FuncLoc); |
10223 | |
10224 | |
10225 | bool checkFinalSuspendNoThrow(const Stmt *FinalSuspend); |
10226 | |
10227 | |
10228 | |
10229 | |
10230 | private: |
10231 | void *VarDataSharingAttributesStack; |
10232 | |
10233 | struct DeclareTargetContextInfo { |
10234 | struct MapInfo { |
10235 | OMPDeclareTargetDeclAttr::MapTypeTy MT; |
10236 | SourceLocation Loc; |
10237 | }; |
10238 | |
10239 | llvm::DenseMap<NamedDecl *, MapInfo> ExplicitlyMapped; |
10240 | |
10241 | |
10242 | OMPDeclareTargetDeclAttr::DevTypeTy DT = OMPDeclareTargetDeclAttr::DT_Any; |
10243 | |
10244 | |
10245 | OpenMPDirectiveKind Kind; |
10246 | |
10247 | |
10248 | SourceLocation Loc; |
10249 | |
10250 | DeclareTargetContextInfo(OpenMPDirectiveKind Kind, SourceLocation Loc) |
10251 | : Kind(Kind), Loc(Loc) {} |
10252 | }; |
10253 | |
10254 | |
10255 | SmallVector<DeclareTargetContextInfo, 4> DeclareTargetNesting; |
10256 | |
10257 | |
10258 | void InitDataSharingAttributesStack(); |
10259 | void DestroyDataSharingAttributesStack(); |
10260 | ExprResult |
10261 | VerifyPositiveIntegerConstantInClause(Expr *Op, OpenMPClauseKind CKind, |
10262 | bool StrictlyPositive = true, |
10263 | bool SuppressExprDiags = false); |
10264 | |
10265 | unsigned getOpenMPNestingLevel() const; |
10266 | |
10267 | |
10268 | void adjustOpenMPTargetScopeIndex(unsigned &FunctionScopesIndex, |
10269 | unsigned Level) const; |
10270 | |
10271 | |
10272 | |
10273 | int getNumberOfConstructScopes(unsigned Level) const; |
10274 | |
10275 | |
10276 | void pushOpenMPFunctionRegion(); |
10277 | |
10278 | |
10279 | void popOpenMPFunctionRegion(const sema::FunctionScopeInfo *OldFSI); |
10280 | |
10281 | |
10282 | |
10283 | |
10284 | |
10285 | |
10286 | |
10287 | |
10288 | |
10289 | |
10290 | |
10291 | |
10292 | |
10293 | bool checkTransformableLoopNest( |
10294 | OpenMPDirectiveKind Kind, Stmt *AStmt, int NumLoops, |
10295 | SmallVectorImpl<OMPLoopBasedDirective::HelperExprs> &LoopHelpers, |
10296 | Stmt *&Body, |
10297 | SmallVectorImpl<SmallVector<llvm::PointerUnion<Stmt *, Decl *>, 0>> |
10298 | &OriginalInits); |
10299 | |
10300 | |
10301 | |
10302 | struct OMPDeclareVariantScope { |
10303 | |
10304 | OMPTraitInfo *TI; |
10305 | |
10306 | |
10307 | std::string NameSuffix; |
10308 | |
10309 | OMPDeclareVariantScope(OMPTraitInfo &TI); |
10310 | }; |
10311 | |
10312 | |
10313 | OMPTraitInfo *getOMPTraitInfoForSurroundingScope() { |
10314 | return OMPDeclareVariantScopes.empty() ? nullptr |
10315 | : OMPDeclareVariantScopes.back().TI; |
10316 | } |
10317 | |
10318 | |
10319 | SmallVector<OMPDeclareVariantScope, 4> OMPDeclareVariantScopes; |
10320 | |
10321 | |
10322 | SmallVector<AssumptionAttr *, 4> OMPAssumeScoped; |
10323 | |
10324 | |
10325 | SmallVector<AssumptionAttr *, 4> OMPAssumeGlobal; |
10326 | |
10327 | public: |
10328 | |
10329 | |
10330 | |
10331 | |
10332 | void ActOnStartOfFunctionDefinitionInOpenMPDeclareVariantScope( |
10333 | Scope *S, Declarator &D, MultiTemplateParamsArg TemplateParameterLists, |
10334 | SmallVectorImpl<FunctionDecl *> &Bases); |
10335 | |
10336 | |
10337 | |
10338 | void ActOnFinishedFunctionDefinitionInOpenMPDeclareVariantScope( |
10339 | Decl *D, SmallVectorImpl<FunctionDecl *> &Bases); |
10340 | |
10341 | |
10342 | void ActOnFinishedFunctionDefinitionInOpenMPAssumeScope(Decl *D); |
10343 | |
10344 | |
10345 | bool isInOpenMPDeclareVariantScope() const { |
10346 | return !OMPDeclareVariantScopes.empty(); |
10347 | } |
10348 | |
10349 | |
10350 | |
10351 | |
10352 | |
10353 | ExprResult ActOnOpenMPCall(ExprResult Call, Scope *Scope, |
10354 | SourceLocation LParenLoc, MultiExprArg ArgExprs, |
10355 | SourceLocation RParenLoc, Expr *ExecConfig); |
10356 | |
10357 | |
10358 | void ActOnOpenMPBeginDeclareVariant(SourceLocation Loc, OMPTraitInfo &TI); |
10359 | |
10360 | |
10361 | void ActOnOpenMPEndDeclareVariant(); |
10362 | |
10363 | |
10364 | bool areMultiversionVariantFunctionsCompatible( |
10365 | const FunctionDecl *OldFD, const FunctionDecl *NewFD, |
10366 | const PartialDiagnostic &NoProtoDiagID, |
10367 | const PartialDiagnosticAt &NoteCausedDiagIDAt, |
10368 | const PartialDiagnosticAt &NoSupportDiagIDAt, |
10369 | const PartialDiagnosticAt &DiffDiagIDAt, bool TemplatesSupported, |
10370 | bool ConstexprSupported, bool CLinkageMayDiffer); |
10371 | |
10372 | |
10373 | |
10374 | void tryCaptureOpenMPLambdas(ValueDecl *V); |
10375 | |
10376 | |
10377 | |
10378 | |
10379 | |
10380 | |
10381 | bool isOpenMPCapturedByRef(const ValueDecl *D, unsigned Level, |
10382 | unsigned OpenMPCaptureLevel) const; |
10383 | |
10384 | |
10385 | |
10386 | |
10387 | VarDecl *isOpenMPCapturedDecl(ValueDecl *D, bool CheckScopeInfo = false, |
10388 | unsigned StopAt = 0); |
10389 | ExprResult getOpenMPCapturedExpr(VarDecl *Capture, ExprValueKind VK, |
10390 | ExprObjectKind OK, SourceLocation Loc); |
10391 | |
10392 | |
10393 | |
10394 | void startOpenMPLoop(); |
10395 | |
10396 | |
10397 | |
10398 | void startOpenMPCXXRangeFor(); |
10399 | |
10400 | |
10401 | |
10402 | |
10403 | OpenMPClauseKind isOpenMPPrivateDecl(ValueDecl *D, unsigned Level, |
10404 | unsigned CapLevel) const; |
10405 | |
10406 | |
10407 | |
10408 | |
10409 | void setOpenMPCaptureKind(FieldDecl *FD, const ValueDecl *D, unsigned Level); |
10410 | |
10411 | |
10412 | |
10413 | |
10414 | bool isOpenMPTargetCapturedDecl(const ValueDecl *D, unsigned Level, |
10415 | unsigned CaptureLevel) const; |
10416 | |
10417 | |
10418 | |
10419 | |
10420 | |
10421 | bool isOpenMPGlobalCapturedDecl(ValueDecl *D, unsigned Level, |
10422 | unsigned CaptureLevel) const; |
10423 | |
10424 | ExprResult PerformOpenMPImplicitIntegerConversion(SourceLocation OpLoc, |
10425 | Expr *Op); |
10426 | |
10427 | void StartOpenMPDSABlock(OpenMPDirectiveKind K, |
10428 | const DeclarationNameInfo &DirName, Scope *CurScope, |
10429 | SourceLocation Loc); |
10430 | |
10431 | void StartOpenMPClause(OpenMPClauseKind K); |
10432 | |
10433 | void EndOpenMPClause(); |
10434 | |
10435 | void EndOpenMPDSABlock(Stmt *CurDirective); |
10436 | |
10437 | |
10438 | |
10439 | |
10440 | |
10441 | void ActOnOpenMPLoopInitialization(SourceLocation ForLoc, Stmt *Init); |
10442 | |
10443 | |
10444 | |
10445 | |
10446 | ExprResult ActOnOpenMPIdExpression(Scope *CurScope, CXXScopeSpec &ScopeSpec, |
10447 | const DeclarationNameInfo &Id, |
10448 | OpenMPDirectiveKind Kind); |
10449 | |
10450 | DeclGroupPtrTy ActOnOpenMPThreadprivateDirective( |
10451 | SourceLocation Loc, |
10452 | ArrayRef<Expr *> VarList); |
10453 | |
10454 | OMPThreadPrivateDecl *CheckOMPThreadPrivateDecl(SourceLocation Loc, |
10455 | ArrayRef<Expr *> VarList); |
10456 | |
10457 | DeclGroupPtrTy ActOnOpenMPAllocateDirective(SourceLocation Loc, |
10458 | ArrayRef<Expr *> VarList, |
10459 | ArrayRef<OMPClause *> Clauses, |
10460 | DeclContext *Owner = nullptr); |
10461 | |
10462 | |
10463 | void ActOnOpenMPAssumesDirective(SourceLocation Loc, |
10464 | OpenMPDirectiveKind DKind, |
10465 | ArrayRef<StringRef> Assumptions, |
10466 | bool SkippedClauses); |
10467 | |
10468 | |
10469 | bool isInOpenMPAssumeScope() const { return !OMPAssumeScoped.empty(); } |
10470 | |
10471 | |
10472 | bool hasGlobalOpenMPAssumes() const { return !OMPAssumeGlobal.empty(); } |
10473 | |
10474 | |
10475 | void ActOnOpenMPEndAssumesDirective(); |
10476 | |
10477 | |
10478 | DeclGroupPtrTy ActOnOpenMPRequiresDirective(SourceLocation Loc, |
10479 | ArrayRef<OMPClause *> ClauseList); |
10480 | |
10481 | OMPRequiresDecl *CheckOMPRequiresDecl(SourceLocation Loc, |
10482 | ArrayRef<OMPClause *> Clauses); |
10483 | |
10484 | |
10485 | QualType ActOnOpenMPDeclareReductionType(SourceLocation TyLoc, |
10486 | TypeResult ParsedType); |
10487 | |
10488 | DeclGroupPtrTy ActOnOpenMPDeclareReductionDirectiveStart( |
10489 | Scope *S, DeclContext *DC, DeclarationName Name, |
10490 | ArrayRef<std::pair<QualType, SourceLocation>> ReductionTypes, |
10491 | AccessSpecifier AS, Decl *PrevDeclInScope = nullptr); |
10492 | |
10493 | void ActOnOpenMPDeclareReductionCombinerStart(Scope *S, Decl *D); |
10494 | |
10495 | void ActOnOpenMPDeclareReductionCombinerEnd(Decl *D, Expr *Combiner); |
10496 | |
10497 | |
10498 | VarDecl *ActOnOpenMPDeclareReductionInitializerStart(Scope *S, Decl *D); |
10499 | |
10500 | void ActOnOpenMPDeclareReductionInitializerEnd(Decl *D, Expr *Initializer, |
10501 | VarDecl *OmpPrivParm); |
10502 | |
10503 | DeclGroupPtrTy ActOnOpenMPDeclareReductionDirectiveEnd( |
10504 | Scope *S, DeclGroupPtrTy DeclReductions, bool IsValid); |
10505 | |
10506 | |
10507 | TypeResult ActOnOpenMPDeclareMapperVarDecl(Scope *S, Declarator &D); |
10508 | |
10509 | |
10510 | QualType ActOnOpenMPDeclareMapperType(SourceLocation TyLoc, |
10511 | TypeResult ParsedType); |
10512 | |
10513 | DeclGroupPtrTy ActOnOpenMPDeclareMapperDirective( |
10514 | Scope *S, DeclContext *DC, DeclarationName Name, QualType MapperType, |
10515 | SourceLocation StartLoc, DeclarationName VN, AccessSpecifier AS, |
10516 | Expr *MapperVarRef, ArrayRef<OMPClause *> Clauses, |
10517 | Decl *PrevDeclInScope = nullptr); |
10518 | |
10519 | ExprResult ActOnOpenMPDeclareMapperDirectiveVarDecl(Scope *S, |
10520 | QualType MapperType, |
10521 | SourceLocation StartLoc, |
10522 | DeclarationName VN); |
10523 | bool isOpenMPDeclareMapperVarDeclAllowed(const VarDecl *VD) const; |
10524 | const ValueDecl *getOpenMPDeclareMapperVarName() const; |
10525 | |
10526 | |
10527 | bool ActOnStartOpenMPDeclareTargetContext(DeclareTargetContextInfo &DTCI); |
10528 | |
10529 | |
10530 | const DeclareTargetContextInfo ActOnOpenMPEndDeclareTargetDirective(); |
10531 | |
10532 | |
10533 | |
10534 | |
10535 | |
10536 | void ActOnFinishedOpenMPDeclareTargetContext(DeclareTargetContextInfo &DTCI); |
10537 | |
10538 | |
10539 | |
10540 | NamedDecl *lookupOpenMPDeclareTargetName(Scope *CurScope, |
10541 | CXXScopeSpec &ScopeSpec, |
10542 | const DeclarationNameInfo &Id); |
10543 | |
10544 | |
10545 | void ActOnOpenMPDeclareTargetName(NamedDecl *ND, SourceLocation Loc, |
10546 | OMPDeclareTargetDeclAttr::MapTypeTy MT, |
10547 | OMPDeclareTargetDeclAttr::DevTypeTy DT); |
10548 | |
10549 | |
10550 | void |
10551 | checkDeclIsAllowedInOpenMPTarget(Expr *E, Decl *D, |
10552 | SourceLocation IdLoc = SourceLocation()); |
10553 | |
10554 | |
10555 | void finalizeOpenMPDelayedAnalysis(const FunctionDecl *Caller, |
10556 | const FunctionDecl *Callee, |
10557 | SourceLocation Loc); |
10558 | |
10559 | bool isInOpenMPDeclareTargetContext() const { |
10560 | return !DeclareTargetNesting.empty(); |
10561 | } |
10562 | |
10563 | bool isInOpenMPTargetExecutionDirective() const; |
10564 | |
10565 | |
10566 | static int getOpenMPCaptureLevels(OpenMPDirectiveKind Kind); |
10567 | |
10568 | |
10569 | void ActOnOpenMPRegionStart(OpenMPDirectiveKind DKind, Scope *CurScope); |
10570 | |
10571 | |
10572 | |
10573 | StmtResult ActOnOpenMPCanonicalLoop(Stmt *AStmt); |
10574 | |
10575 | |
10576 | |
10577 | |
10578 | |
10579 | |
10580 | |
10581 | StmtResult ActOnOpenMPRegionEnd(StmtResult S, ArrayRef<OMPClause *> Clauses); |
10582 | StmtResult ActOnOpenMPExecutableDirective( |
10583 | OpenMPDirectiveKind Kind, const DeclarationNameInfo &DirName, |
10584 | OpenMPDirectiveKind CancelRegion, ArrayRef<OMPClause *> Clauses, |
10585 | Stmt *AStmt, SourceLocation StartLoc, SourceLocation EndLoc); |
10586 | |
10587 | |
10588 | StmtResult ActOnOpenMPParallelDirective(ArrayRef<OMPClause *> Clauses, |
10589 | Stmt *AStmt, |
10590 | SourceLocation StartLoc, |
10591 | SourceLocation EndLoc); |
10592 | using VarsWithInheritedDSAType = |
10593 | llvm::SmallDenseMap<const ValueDecl *, const Expr *, 4>; |
10594 | |
10595 | |
10596 | StmtResult |
10597 | ActOnOpenMPSimdDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10598 | SourceLocation StartLoc, SourceLocation EndLoc, |
10599 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10600 | |
10601 | |
10602 | StmtResult ActOnOpenMPTileDirective(ArrayRef<OMPClause *> Clauses, |
10603 | Stmt *AStmt, SourceLocation StartLoc, |
10604 | SourceLocation EndLoc); |
10605 | |
10606 | |
10607 | StmtResult ActOnOpenMPUnrollDirective(ArrayRef<OMPClause *> Clauses, |
10608 | Stmt *AStmt, SourceLocation StartLoc, |
10609 | SourceLocation EndLoc); |
10610 | |
10611 | |
10612 | StmtResult |
10613 | ActOnOpenMPForDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10614 | SourceLocation StartLoc, SourceLocation EndLoc, |
10615 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10616 | |
10617 | |
10618 | StmtResult |
10619 | ActOnOpenMPForSimdDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10620 | SourceLocation StartLoc, SourceLocation EndLoc, |
10621 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10622 | |
10623 | |
10624 | StmtResult ActOnOpenMPSectionsDirective(ArrayRef<OMPClause *> Clauses, |
10625 | Stmt *AStmt, SourceLocation StartLoc, |
10626 | SourceLocation EndLoc); |
10627 | |
10628 | |
10629 | StmtResult ActOnOpenMPSectionDirective(Stmt *AStmt, SourceLocation StartLoc, |
10630 | SourceLocation EndLoc); |
10631 | |
10632 | |
10633 | StmtResult ActOnOpenMPSingleDirective(ArrayRef<OMPClause *> Clauses, |
10634 | Stmt *AStmt, SourceLocation StartLoc, |
10635 | SourceLocation EndLoc); |
10636 | |
10637 | |
10638 | StmtResult ActOnOpenMPMasterDirective(Stmt *AStmt, SourceLocation StartLoc, |
10639 | SourceLocation EndLoc); |
10640 | |
10641 | |
10642 | StmtResult ActOnOpenMPCriticalDirective(const DeclarationNameInfo &DirName, |
10643 | ArrayRef<OMPClause *> Clauses, |
10644 | Stmt *AStmt, SourceLocation StartLoc, |
10645 | SourceLocation EndLoc); |
10646 | |
10647 | |
10648 | StmtResult ActOnOpenMPParallelForDirective( |
10649 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10650 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10651 | |
10652 | |
10653 | StmtResult ActOnOpenMPParallelForSimdDirective( |
10654 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10655 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10656 | |
10657 | |
10658 | StmtResult ActOnOpenMPParallelMasterDirective(ArrayRef<OMPClause *> Clauses, |
10659 | Stmt *AStmt, |
10660 | SourceLocation StartLoc, |
10661 | SourceLocation EndLoc); |
10662 | |
10663 | |
10664 | StmtResult ActOnOpenMPParallelSectionsDirective(ArrayRef<OMPClause *> Clauses, |
10665 | Stmt *AStmt, |
10666 | SourceLocation StartLoc, |
10667 | SourceLocation EndLoc); |
10668 | |
10669 | |
10670 | StmtResult ActOnOpenMPTaskDirective(ArrayRef<OMPClause *> Clauses, |
10671 | Stmt *AStmt, SourceLocation StartLoc, |
10672 | SourceLocation EndLoc); |
10673 | |
10674 | StmtResult ActOnOpenMPTaskyieldDirective(SourceLocation StartLoc, |
10675 | SourceLocation EndLoc); |
10676 | |
10677 | StmtResult ActOnOpenMPBarrierDirective(SourceLocation StartLoc, |
10678 | SourceLocation EndLoc); |
10679 | |
10680 | StmtResult ActOnOpenMPTaskwaitDirective(SourceLocation StartLoc, |
10681 | SourceLocation EndLoc); |
10682 | |
10683 | StmtResult ActOnOpenMPTaskgroupDirective(ArrayRef<OMPClause *> Clauses, |
10684 | Stmt *AStmt, SourceLocation StartLoc, |
10685 | SourceLocation EndLoc); |
10686 | |
10687 | StmtResult ActOnOpenMPFlushDirective(ArrayRef<OMPClause *> Clauses, |
10688 | SourceLocation StartLoc, |
10689 | SourceLocation EndLoc); |
10690 | |
10691 | StmtResult ActOnOpenMPDepobjDirective(ArrayRef<OMPClause *> Clauses, |
10692 | SourceLocation StartLoc, |
10693 | SourceLocation EndLoc); |
10694 | |
10695 | StmtResult ActOnOpenMPScanDirective(ArrayRef<OMPClause *> Clauses, |
10696 | SourceLocation StartLoc, |
10697 | SourceLocation EndLoc); |
10698 | |
10699 | |
10700 | StmtResult ActOnOpenMPOrderedDirective(ArrayRef<OMPClause *> Clauses, |
10701 | Stmt *AStmt, SourceLocation StartLoc, |
10702 | SourceLocation EndLoc); |
10703 | |
10704 | |
10705 | StmtResult ActOnOpenMPAtomicDirective(ArrayRef<OMPClause *> Clauses, |
10706 | Stmt *AStmt, SourceLocation StartLoc, |
10707 | SourceLocation EndLoc); |
10708 | |
10709 | |
10710 | StmtResult ActOnOpenMPTargetDirective(ArrayRef<OMPClause *> Clauses, |
10711 | Stmt *AStmt, SourceLocation StartLoc, |
10712 | SourceLocation EndLoc); |
10713 | |
10714 | |
10715 | StmtResult ActOnOpenMPTargetDataDirective(ArrayRef<OMPClause *> Clauses, |
10716 | Stmt *AStmt, SourceLocation StartLoc, |
10717 | SourceLocation EndLoc); |
10718 | |
10719 | |
10720 | StmtResult ActOnOpenMPTargetEnterDataDirective(ArrayRef<OMPClause *> Clauses, |
10721 | SourceLocation StartLoc, |
10722 | SourceLocation EndLoc, |
10723 | Stmt *AStmt); |
10724 | |
10725 | |
10726 | StmtResult ActOnOpenMPTargetExitDataDirective(ArrayRef<OMPClause *> Clauses, |
10727 | SourceLocation StartLoc, |
10728 | SourceLocation EndLoc, |
10729 | Stmt *AStmt); |
10730 | |
10731 | |
10732 | StmtResult ActOnOpenMPTargetParallelDirective(ArrayRef<OMPClause *> Clauses, |
10733 | Stmt *AStmt, |
10734 | SourceLocation StartLoc, |
10735 | SourceLocation EndLoc); |
10736 | |
10737 | |
10738 | StmtResult ActOnOpenMPTargetParallelForDirective( |
10739 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10740 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10741 | |
10742 | |
10743 | StmtResult ActOnOpenMPTeamsDirective(ArrayRef<OMPClause *> Clauses, |
10744 | Stmt *AStmt, SourceLocation StartLoc, |
10745 | SourceLocation EndLoc); |
10746 | |
10747 | StmtResult |
10748 | ActOnOpenMPCancellationPointDirective(SourceLocation StartLoc, |
10749 | SourceLocation EndLoc, |
10750 | OpenMPDirectiveKind CancelRegion); |
10751 | |
10752 | StmtResult ActOnOpenMPCancelDirective(ArrayRef<OMPClause *> Clauses, |
10753 | SourceLocation StartLoc, |
10754 | SourceLocation EndLoc, |
10755 | OpenMPDirectiveKind CancelRegion); |
10756 | |
10757 | |
10758 | StmtResult |
10759 | ActOnOpenMPTaskLoopDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10760 | SourceLocation StartLoc, SourceLocation EndLoc, |
10761 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10762 | |
10763 | |
10764 | StmtResult ActOnOpenMPTaskLoopSimdDirective( |
10765 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10766 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10767 | |
10768 | |
10769 | StmtResult ActOnOpenMPMasterTaskLoopDirective( |
10770 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10771 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10772 | |
10773 | |
10774 | StmtResult ActOnOpenMPMasterTaskLoopSimdDirective( |
10775 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10776 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10777 | |
10778 | |
10779 | StmtResult ActOnOpenMPParallelMasterTaskLoopDirective( |
10780 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10781 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10782 | |
10783 | |
10784 | StmtResult ActOnOpenMPParallelMasterTaskLoopSimdDirective( |
10785 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10786 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10787 | |
10788 | |
10789 | StmtResult |
10790 | ActOnOpenMPDistributeDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10791 | SourceLocation StartLoc, SourceLocation EndLoc, |
10792 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10793 | |
10794 | StmtResult ActOnOpenMPTargetUpdateDirective(ArrayRef<OMPClause *> Clauses, |
10795 | SourceLocation StartLoc, |
10796 | SourceLocation EndLoc, |
10797 | Stmt *AStmt); |
10798 | |
10799 | |
10800 | StmtResult ActOnOpenMPDistributeParallelForDirective( |
10801 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10802 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10803 | |
10804 | |
10805 | StmtResult ActOnOpenMPDistributeParallelForSimdDirective( |
10806 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10807 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10808 | |
10809 | |
10810 | StmtResult ActOnOpenMPDistributeSimdDirective( |
10811 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10812 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10813 | |
10814 | |
10815 | StmtResult ActOnOpenMPTargetParallelForSimdDirective( |
10816 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10817 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10818 | |
10819 | |
10820 | StmtResult |
10821 | ActOnOpenMPTargetSimdDirective(ArrayRef<OMPClause *> Clauses, Stmt *AStmt, |
10822 | SourceLocation StartLoc, SourceLocation EndLoc, |
10823 | VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10824 | |
10825 | |
10826 | StmtResult ActOnOpenMPTeamsDistributeDirective( |
10827 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10828 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10829 | |
10830 | |
10831 | StmtResult ActOnOpenMPTeamsDistributeSimdDirective( |
10832 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10833 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10834 | |
10835 | |
10836 | StmtResult ActOnOpenMPTeamsDistributeParallelForSimdDirective( |
10837 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10838 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10839 | |
10840 | |
10841 | StmtResult ActOnOpenMPTeamsDistributeParallelForDirective( |
10842 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10843 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10844 | |
10845 | |
10846 | StmtResult ActOnOpenMPTargetTeamsDirective(ArrayRef<OMPClause *> Clauses, |
10847 | Stmt *AStmt, |
10848 | SourceLocation StartLoc, |
10849 | SourceLocation EndLoc); |
10850 | |
10851 | |
10852 | StmtResult ActOnOpenMPTargetTeamsDistributeDirective( |
10853 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10854 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10855 | |
10856 | |
10857 | StmtResult ActOnOpenMPTargetTeamsDistributeParallelForDirective( |
10858 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10859 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10860 | |
10861 | |
10862 | StmtResult ActOnOpenMPTargetTeamsDistributeParallelForSimdDirective( |
10863 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10864 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10865 | |
10866 | |
10867 | StmtResult ActOnOpenMPTargetTeamsDistributeSimdDirective( |
10868 | ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc, |
10869 | SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA); |
10870 | |
10871 | StmtResult ActOnOpenMPInteropDirective(ArrayRef<OMPClause *> Clauses, |
10872 | SourceLocation StartLoc, |
10873 | SourceLocation EndLoc); |
10874 | |
10875 | |
10876 | StmtResult ActOnOpenMPDispatchDirective(ArrayRef<OMPClause *> Clauses, |
10877 | Stmt *AStmt, SourceLocation StartLoc, |
10878 | SourceLocation EndLoc); |
10879 | |
10880 | |
10881 | StmtResult ActOnOpenMPMaskedDirective(ArrayRef<OMPClause *> Clauses, |
10882 | Stmt *AStmt, SourceLocation StartLoc, |
10883 | SourceLocation EndLoc); |
10884 | |
10885 | |
10886 | bool CheckOpenMPLinearModifier(OpenMPLinearClauseKind LinKind, |
10887 | SourceLocation LinLoc); |
10888 | |
10889 | |
10890 | bool CheckOpenMPLinearDecl(const ValueDecl *D, SourceLocation ELoc, |
10891 | OpenMPLinearClauseKind LinKind, QualType Type, |
10892 | bool IsDeclareSimd = false); |
10893 | |
10894 | |
10895 | |
10896 | DeclGroupPtrTy ActOnOpenMPDeclareSimdDirective( |
10897 | DeclGroupPtrTy DG, OMPDeclareSimdDeclAttr::BranchStateTy BS, |
10898 | Expr *Simdlen, ArrayRef<Expr *> Uniforms, ArrayRef<Expr *> Aligneds, |
10899 | ArrayRef<Expr *> Alignments, ArrayRef<Expr *> Linears, |
10900 | ArrayRef<unsigned> LinModifiers, ArrayRef<Expr *> Steps, SourceRange SR); |
10901 | |
10902 | |
10903 | |
10904 | |
10905 | |
10906 | |
10907 | |
10908 | |
10909 | |
10910 | |
10911 | Optional<std::pair<FunctionDecl *, Expr *>> |
10912 | checkOpenMPDeclareVariantFunction(DeclGroupPtrTy DG, Expr *VariantRef, |
10913 | OMPTraitInfo &TI, SourceRange SR); |
10914 | |
10915 | |
10916 | |
10917 | |
10918 | |
10919 | |
10920 | |
10921 | |
10922 | void ActOnOpenMPDeclareVariantDirective(FunctionDecl *FD, Expr *VariantRef, |
10923 | OMPTraitInfo &TI, SourceRange SR); |
10924 | |
10925 | OMPClause *ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind, |
10926 | Expr *Expr, |
10927 | SourceLocation StartLoc, |
10928 | SourceLocation LParenLoc, |
10929 | SourceLocation EndLoc); |
10930 | |
10931 | OMPClause *ActOnOpenMPAllocatorClause(Expr *Allocator, |
10932 | SourceLocation StartLoc, |
10933 | SourceLocation LParenLoc, |
10934 | SourceLocation EndLoc); |
10935 | |
10936 | OMPClause *ActOnOpenMPIfClause(OpenMPDirectiveKind NameModifier, |
10937 | Expr *Condition, SourceLocation StartLoc, |
10938 | SourceLocation LParenLoc, |
10939 | SourceLocation NameModifierLoc, |
10940 | SourceLocation ColonLoc, |
10941 | SourceLocation EndLoc); |
10942 | |
10943 | OMPClause *ActOnOpenMPFinalClause(Expr *Condition, SourceLocation StartLoc, |
10944 | SourceLocation LParenLoc, |
10945 | SourceLocation EndLoc); |
10946 | |
10947 | OMPClause *ActOnOpenMPNumThreadsClause(Expr *NumThreads, |
10948 | SourceLocation StartLoc, |
10949 | SourceLocation LParenLoc, |
10950 | SourceLocation EndLoc); |
10951 | |
10952 | OMPClause *ActOnOpenMPSafelenClause(Expr *Length, |
10953 | SourceLocation StartLoc, |
10954 | SourceLocation LParenLoc, |
10955 | SourceLocation EndLoc); |
10956 | |
10957 | OMPClause *ActOnOpenMPSimdlenClause(Expr *Length, SourceLocation StartLoc, |
10958 | SourceLocation LParenLoc, |
10959 | SourceLocation EndLoc); |
10960 | |
10961 | OMPClause *ActOnOpenMPSizesClause(ArrayRef<Expr *> SizeExprs, |
10962 | SourceLocation StartLoc, |
10963 | SourceLocation LParenLoc, |
10964 | SourceLocation EndLoc); |
10965 | |
10966 | OMPClause *ActOnOpenMPFullClause(SourceLocation StartLoc, |
10967 | SourceLocation EndLoc); |
10968 | |
10969 | OMPClause *ActOnOpenMPPartialClause(Expr *FactorExpr, SourceLocation StartLoc, |
10970 | SourceLocation LParenLoc, |
10971 | SourceLocation EndLoc); |
10972 | |
10973 | OMPClause *ActOnOpenMPCollapseClause(Expr *NumForLoops, |
10974 | SourceLocation StartLoc, |
10975 | SourceLocation LParenLoc, |
10976 | SourceLocation EndLoc); |
10977 | |
10978 | OMPClause * |
10979 | ActOnOpenMPOrderedClause(SourceLocation StartLoc, SourceLocation EndLoc, |
10980 | SourceLocation LParenLoc = SourceLocation(), |
10981 | Expr *NumForLoops = nullptr); |
10982 | |
10983 | OMPClause *ActOnOpenMPGrainsizeClause(Expr *Size, SourceLocation StartLoc, |
10984 | SourceLocation LParenLoc, |
10985 | SourceLocation EndLoc); |
10986 | |
10987 | OMPClause *ActOnOpenMPNumTasksClause(Expr *NumTasks, SourceLocation StartLoc, |
10988 | SourceLocation LParenLoc, |
10989 | SourceLocation EndLoc); |
10990 | |
10991 | OMPClause *ActOnOpenMPHintClause(Expr *Hint, SourceLocation StartLoc, |
10992 | SourceLocation LParenLoc, |
10993 | SourceLocation EndLoc); |
10994 | |
10995 | OMPClause *ActOnOpenMPDetachClause(Expr *Evt, SourceLocation StartLoc, |
10996 | SourceLocation LParenLoc, |
10997 | SourceLocation EndLoc); |
10998 | |
10999 | OMPClause *ActOnOpenMPSimpleClause(OpenMPClauseKind Kind, |
11000 | unsigned Argument, |
11001 | SourceLocation ArgumentLoc, |
11002 | SourceLocation StartLoc, |
11003 | SourceLocation LParenLoc, |
11004 | SourceLocation EndLoc); |
11005 | |
11006 | OMPClause *ActOnOpenMPDefaultClause(llvm::omp::DefaultKind Kind, |
11007 | SourceLocation KindLoc, |
11008 | SourceLocation StartLoc, |
11009 | SourceLocation LParenLoc, |
11010 | SourceLocation EndLoc); |
11011 | |
11012 | OMPClause *ActOnOpenMPProcBindClause(llvm::omp::ProcBindKind Kind, |
11013 | SourceLocation KindLoc, |
11014 | SourceLocation StartLoc, |
11015 | SourceLocation LParenLoc, |
11016 | SourceLocation EndLoc); |
11017 | |
11018 | OMPClause *ActOnOpenMPOrderClause(OpenMPOrderClauseKind Kind, |
11019 | SourceLocation KindLoc, |
11020 | SourceLocation StartLoc, |
11021 | SourceLocation LParenLoc, |
11022 | SourceLocation EndLoc); |
11023 | |
11024 | OMPClause *ActOnOpenMPUpdateClause(OpenMPDependClauseKind Kind, |
11025 | SourceLocation KindLoc, |
11026 | SourceLocation StartLoc, |
11027 | SourceLocation LParenLoc, |
11028 | SourceLocation EndLoc); |
11029 | |
11030 | OMPClause *ActOnOpenMPSingleExprWithArgClause( |
11031 | OpenMPClauseKind Kind, ArrayRef<unsigned> Arguments, Expr *Expr, |
11032 | SourceLocation StartLoc, SourceLocation LParenLoc, |
11033 | ArrayRef<SourceLocation> ArgumentsLoc, SourceLocation DelimLoc, |
11034 | SourceLocation EndLoc); |
11035 | |
11036 | OMPClause *ActOnOpenMPScheduleClause( |
11037 | OpenMPScheduleClauseModifier M1, OpenMPScheduleClauseModifier M2, |
11038 | OpenMPScheduleClauseKind Kind, Expr *ChunkSize, SourceLocation StartLoc, |
11039 | SourceLocation LParenLoc, SourceLocation M1Loc, SourceLocation M2Loc, |
11040 | SourceLocation KindLoc, SourceLocation CommaLoc, SourceLocation EndLoc); |
11041 | |
11042 | OMPClause *ActOnOpenMPClause(OpenMPClauseKind Kind, SourceLocation StartLoc, |
11043 | SourceLocation EndLoc); |
11044 | |
11045 | OMPClause *ActOnOpenMPNowaitClause(SourceLocation StartLoc, |
11046 | SourceLocation EndLoc); |
11047 | |
11048 | OMPClause *ActOnOpenMPUntiedClause(SourceLocation StartLoc, |
11049 | SourceLocation EndLoc); |
11050 | |
11051 | OMPClause *ActOnOpenMPMergeableClause(SourceLocation StartLoc, |
11052 | SourceLocation EndLoc); |
11053 | |
11054 | OMPClause *ActOnOpenMPReadClause(SourceLocation StartLoc, |
11055 | SourceLocation EndLoc); |
11056 | |
11057 | OMPClause *ActOnOpenMPWriteClause(SourceLocation StartLoc, |
11058 | SourceLocation EndLoc); |
11059 | |
11060 | OMPClause *ActOnOpenMPUpdateClause(SourceLocation StartLoc, |
11061 | SourceLocation EndLoc); |
11062 | |
11063 | OMPClause *ActOnOpenMPCaptureClause(SourceLocation StartLoc, |
11064 | SourceLocation EndLoc); |
11065 | |
11066 | OMPClause *ActOnOpenMPSeqCstClause(SourceLocation StartLoc, |
11067 | SourceLocation EndLoc); |
11068 | |
11069 | OMPClause *ActOnOpenMPAcqRelClause(SourceLocation StartLoc, |
11070 | SourceLocation EndLoc); |
11071 | |
11072 | OMPClause *ActOnOpenMPAcquireClause(SourceLocation StartLoc, |
11073 | SourceLocation EndLoc); |
11074 | |
11075 | OMPClause *ActOnOpenMPReleaseClause(SourceLocation StartLoc, |
11076 | SourceLocation EndLoc); |
11077 | |
11078 | OMPClause *ActOnOpenMPRelaxedClause(SourceLocation StartLoc, |
11079 | SourceLocation EndLoc); |
11080 | |
11081 | |
11082 | OMPClause *ActOnOpenMPInitClause(Expr *InteropVar, ArrayRef<Expr *> PrefExprs, |
11083 | bool IsTarget, bool IsTargetSync, |
11084 | SourceLocation StartLoc, |
11085 | SourceLocation LParenLoc, |
11086 | SourceLocation VarLoc, |
11087 | SourceLocation EndLoc); |
11088 | |
11089 | |
11090 | OMPClause *ActOnOpenMPUseClause(Expr *InteropVar, SourceLocation StartLoc, |
11091 | SourceLocation LParenLoc, |
11092 | SourceLocation VarLoc, SourceLocation EndLoc); |
11093 | |
11094 | |
11095 | OMPClause *ActOnOpenMPDestroyClause(Expr *InteropVar, SourceLocation StartLoc, |
11096 | SourceLocation LParenLoc, |
11097 | SourceLocation VarLoc, |
11098 | SourceLocation EndLoc); |
11099 | |
11100 | OMPClause *ActOnOpenMPNovariantsClause(Expr *Condition, |
11101 | SourceLocation StartLoc, |
11102 | SourceLocation LParenLoc, |
11103 | SourceLocation EndLoc); |
11104 | |
11105 | OMPClause *ActOnOpenMPNocontextClause(Expr *Condition, |
11106 | SourceLocation StartLoc, |
11107 | SourceLocation LParenLoc, |
11108 | SourceLocation EndLoc); |
11109 | |
11110 | OMPClause *ActOnOpenMPFilterClause(Expr *ThreadID, SourceLocation StartLoc, |
11111 | SourceLocation LParenLoc, |
11112 | SourceLocation EndLoc); |
11113 | |
11114 | OMPClause *ActOnOpenMPThreadsClause(SourceLocation StartLoc, |
11115 | SourceLocation EndLoc); |
11116 | |
11117 | OMPClause *ActOnOpenMPSIMDClause(SourceLocation StartLoc, |
11118 | SourceLocation EndLoc); |
11119 | |
11120 | OMPClause *ActOnOpenMPNogroupClause(SourceLocation StartLoc, |
11121 | SourceLocation EndLoc); |
11122 | |
11123 | OMPClause *ActOnOpenMPUnifiedAddressClause(SourceLocation StartLoc, |
11124 | SourceLocation EndLoc); |
11125 | |
11126 | |
11127 | OMPClause *ActOnOpenMPUnifiedSharedMemoryClause(SourceLocation StartLoc, |
11128 | SourceLocation EndLoc); |
11129 | |
11130 | |
11131 | OMPClause *ActOnOpenMPReverseOffloadClause(SourceLocation StartLoc, |
11132 | SourceLocation EndLoc); |
11133 | |
11134 | |
11135 | OMPClause *ActOnOpenMPDynamicAllocatorsClause(SourceLocation StartLoc, |
11136 | SourceLocation EndLoc); |
11137 | |
11138 | |
11139 | OMPClause *ActOnOpenMPAtomicDefaultMemOrderClause( |
11140 | OpenMPAtomicDefaultMemOrderClauseKind Kind, SourceLocation KindLoc, |
11141 | SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation EndLoc); |
11142 | |
11143 | OMPClause *ActOnOpenMPVarListClause( |
11144 | OpenMPClauseKind Kind, ArrayRef<Expr *> Vars, Expr *DepModOrTailExpr, |
11145 | const OMPVarListLocTy &Locs, SourceLocation ColonLoc, |
11146 | CXXScopeSpec &ReductionOrMapperIdScopeSpec, |
11147 | DeclarationNameInfo &ReductionOrMapperId, int ExtraModifier, |
11148 | ArrayRef<OpenMPMapModifierKind> MapTypeModifiers, |
11149 | ArrayRef<SourceLocation> MapTypeModifiersLoc, bool IsMapTypeImplicit, |
11150 | SourceLocation ExtraModifierLoc, |
11151 | ArrayRef<OpenMPMotionModifierKind> MotionModifiers, |
11152 | ArrayRef<SourceLocation> MotionModifiersLoc); |
11153 | |
11154 | OMPClause *ActOnOpenMPInclusiveClause(ArrayRef<Expr *> VarList, |
11155 | SourceLocation StartLoc, |
11156 | SourceLocation LParenLoc, |
11157 | SourceLocation EndLoc); |
11158 | |
11159 | OMPClause *ActOnOpenMPExclusiveClause(ArrayRef<Expr *> VarList, |
11160 | SourceLocation StartLoc, |
11161 | SourceLocation LParenLoc, |
11162 | SourceLocation EndLoc); |
11163 | |
11164 | OMPClause * |
11165 | ActOnOpenMPAllocateClause(Expr *Allocator, ArrayRef<Expr *> VarList, |
11166 | SourceLocation StartLoc, SourceLocation ColonLoc, |
11167 | SourceLocation LParenLoc, SourceLocation EndLoc); |
11168 | |
11169 | OMPClause *ActOnOpenMPPrivateClause(ArrayRef<Expr *> VarList, |
11170 | SourceLocation StartLoc, |
11171 | SourceLocation LParenLoc, |
11172 | SourceLocation EndLoc); |
11173 | |
11174 | OMPClause *ActOnOpenMPFirstprivateClause(ArrayRef<Expr *> VarList, |
11175 | SourceLocation StartLoc, |
11176 | SourceLocation LParenLoc, |
11177 | SourceLocation EndLoc); |
11178 | |
11179 | OMPClause *ActOnOpenMPLastprivateClause( |
11180 | ArrayRef<Expr *> VarList, OpenMPLastprivateModifier LPKind, |
11181 | SourceLocation LPKindLoc, SourceLocation ColonLoc, |
11182 | SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation EndLoc); |
11183 | |
11184 | OMPClause *ActOnOpenMPSharedClause(ArrayRef<Expr *> VarList, |
11185 | SourceLocation StartLoc, |
11186 | SourceLocation LParenLoc, |
11187 | SourceLocation EndLoc); |
11188 | |
11189 | OMPClause *ActOnOpenMPReductionClause( |
11190 | ArrayRef<Expr *> VarList, OpenMPReductionClauseModifier Modifier, |
11191 | SourceLocation StartLoc, SourceLocation LParenLoc, |
11192 | SourceLocation ModifierLoc, SourceLocation ColonLoc, |
11193 | SourceLocation EndLoc, CXXScopeSpec &ReductionIdScopeSpec, |
11194 | const DeclarationNameInfo &ReductionId, |
11195 | ArrayRef<Expr *> UnresolvedReductions = llvm::None); |
11196 | |
11197 | OMPClause *ActOnOpenMPTaskReductionClause( |
11198 | ArrayRef<Expr *> VarList, SourceLocation StartLoc, |
11199 | SourceLocation LParenLoc, SourceLocation ColonLoc, SourceLocation EndLoc, |
11200 | CXXScopeSpec &ReductionIdScopeSpec, |
11201 | const DeclarationNameInfo &ReductionId, |
11202 | ArrayRef<Expr *> UnresolvedReductions = llvm::None); |
11203 | |
11204 | OMPClause *ActOnOpenMPInReductionClause( |
11205 | ArrayRef<Expr *> VarList, SourceLocation StartLoc, |
11206 | SourceLocation LParenLoc, SourceLocation ColonLoc, SourceLocation EndLoc, |
11207 | CXXScopeSpec &ReductionIdScopeSpec, |
11208 | const DeclarationNameInfo &ReductionId, |
11209 | ArrayRef<Expr *> UnresolvedReductions = llvm::None); |
11210 | |
11211 | OMPClause * |
11212 | ActOnOpenMPLinearClause(ArrayRef<Expr *> VarList, Expr *Step, |
11213 | SourceLocation StartLoc, SourceLocation LParenLoc, |
11214 | OpenMPLinearClauseKind LinKind, SourceLocation LinLoc, |
11215 | SourceLocation ColonLoc, SourceLocation EndLoc); |
11216 | |
11217 | OMPClause *ActOnOpenMPAlignedClause(ArrayRef<Expr *> VarList, |
11218 | Expr *Alignment, |
11219 | SourceLocation StartLoc, |
11220 | SourceLocation LParenLoc, |
11221 | SourceLocation ColonLoc, |
11222 | SourceLocation EndLoc); |
11223 | |
11224 | OMPClause *ActOnOpenMPCopyinClause(ArrayRef<Expr *> VarList, |
11225 | SourceLocation StartLoc, |
11226 | SourceLocation LParenLoc, |
11227 | SourceLocation EndLoc); |
11228 | |
11229 | OMPClause *ActOnOpenMPCopyprivateClause(ArrayRef<Expr *> VarList, |
11230 | SourceLocation StartLoc, |
11231 | SourceLocation LParenLoc, |
11232 | SourceLocation EndLoc); |
11233 | |
11234 | OMPClause *ActOnOpenMPFlushClause(ArrayRef<Expr *> VarList, |
11235 | SourceLocation StartLoc, |
11236 | SourceLocation LParenLoc, |
11237 | SourceLocation EndLoc); |
11238 | |
11239 | OMPClause *ActOnOpenMPDepobjClause(Expr *Depobj, SourceLocation StartLoc, |
11240 | SourceLocation LParenLoc, |
11241 | SourceLocation EndLoc); |
11242 | |
11243 | OMPClause * |
11244 | ActOnOpenMPDependClause(Expr *DepModifier, OpenMPDependClauseKind DepKind, |
11245 | SourceLocation DepLoc, SourceLocation ColonLoc, |
11246 | ArrayRef<Expr *> VarList, SourceLocation StartLoc, |
11247 | SourceLocation LParenLoc, SourceLocation EndLoc); |
11248 | |
11249 | OMPClause *ActOnOpenMPDeviceClause(OpenMPDeviceClauseModifier Modifier, |
11250 | Expr *Device, SourceLocation StartLoc, |
11251 | SourceLocation LParenLoc, |
11252 | SourceLocation ModifierLoc, |
11253 | SourceLocation EndLoc); |
11254 | |
11255 | OMPClause *ActOnOpenMPMapClause( |
11256 | ArrayRef<OpenMPMapModifierKind> MapTypeModifiers, |
11257 | ArrayRef<SourceLocation> MapTypeModifiersLoc, |
11258 | CXXScopeSpec &MapperIdScopeSpec, DeclarationNameInfo &MapperId, |
11259 | OpenMPMapClauseKind MapType, bool IsMapTypeImplicit, |
11260 | SourceLocation MapLoc, SourceLocation ColonLoc, ArrayRef<Expr *> VarList, |
11261 | const OMPVarListLocTy &Locs, bool NoDiagnose = false, |
11262 | ArrayRef<Expr *> UnresolvedMappers = llvm::None); |
11263 | |
11264 | OMPClause *ActOnOpenMPNumTeamsClause(Expr *NumTeams, SourceLocation StartLoc, |
11265 | SourceLocation LParenLoc, |
11266 | SourceLocation EndLoc); |
11267 | |
11268 | OMPClause *ActOnOpenMPThreadLimitClause(Expr *ThreadLimit, |
11269 | SourceLocation StartLoc, |
11270 | SourceLocation LParenLoc, |
11271 | SourceLocation EndLoc); |
11272 | |
11273 | OMPClause *ActOnOpenMPPriorityClause(Expr *Priority, SourceLocation StartLoc, |
11274 | SourceLocation LParenLoc, |
11275 | SourceLocation EndLoc); |
11276 | |
11277 | OMPClause *ActOnOpenMPDistScheduleClause( |
11278 | OpenMPDistScheduleClauseKind Kind, Expr *ChunkSize, |
11279 | SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation KindLoc, |
11280 | SourceLocation CommaLoc, SourceLocation EndLoc); |
11281 | |
11282 | OMPClause *ActOnOpenMPDefaultmapClause( |
11283 | OpenMPDefaultmapClauseModifier M, OpenMPDefaultmapClauseKind Kind, |
11284 | SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation MLoc, |
11285 | SourceLocation KindLoc, SourceLocation EndLoc); |
11286 | |
11287 | OMPClause * |
11288 | ActOnOpenMPToClause(ArrayRef<OpenMPMotionModifierKind> MotionModifiers, |
11289 | ArrayRef<SourceLocation> MotionModifiersLoc, |
11290 | CXXScopeSpec &MapperIdScopeSpec, |
11291 | DeclarationNameInfo &MapperId, SourceLocation ColonLoc, |
11292 | ArrayRef<Expr *> VarList, const OMPVarListLocTy &Locs, |
11293 | ArrayRef<Expr *> UnresolvedMappers = llvm::None); |
11294 | |
11295 | OMPClause * |
11296 | ActOnOpenMPFromClause(ArrayRef<OpenMPMotionModifierKind> MotionModifiers, |
11297 | ArrayRef<SourceLocation> MotionModifiersLoc, |
11298 | CXXScopeSpec &MapperIdScopeSpec, |
11299 | DeclarationNameInfo &MapperId, SourceLocation ColonLoc, |
11300 | ArrayRef<Expr *> VarList, const OMPVarListLocTy &Locs, |
11301 | ArrayRef<Expr *> UnresolvedMappers = llvm::None); |
11302 | |
11303 | OMPClause *ActOnOpenMPUseDevicePtrClause(ArrayRef<Expr *> VarList, |
11304 | const OMPVarListLocTy &Locs); |
11305 | |
11306 | OMPClause *ActOnOpenMPUseDeviceAddrClause(ArrayRef<Expr *> VarList, |
11307 | const OMPVarListLocTy &Locs); |
11308 | |
11309 | OMPClause *ActOnOpenMPIsDevicePtrClause(ArrayRef<Expr *> VarList, |
11310 | const OMPVarListLocTy &Locs); |
11311 | |
11312 | OMPClause *ActOnOpenMPNontemporalClause(ArrayRef<Expr *> VarList, |
11313 | SourceLocation StartLoc, |
11314 | SourceLocation LParenLoc, |
11315 | SourceLocation EndLoc); |
11316 | |
11317 | |
11318 | struct UsesAllocatorsData { |
11319 | |
11320 | Expr *Allocator = nullptr; |
11321 | |
11322 | Expr *AllocatorTraits = nullptr; |
11323 | |
11324 | SourceLocation LParenLoc, RParenLoc; |
11325 | }; |
11326 | |
11327 | OMPClause *ActOnOpenMPUsesAllocatorClause(SourceLocation StartLoc, |
11328 | SourceLocation LParenLoc, |
11329 | SourceLocation EndLoc, |
11330 | ArrayRef<UsesAllocatorsData> Data); |
11331 | |
11332 | OMPClause *ActOnOpenMPAffinityClause(SourceLocation StartLoc, |
11333 | SourceLocation LParenLoc, |
11334 | SourceLocation ColonLoc, |
11335 | SourceLocation EndLoc, Expr *Modifier, |
11336 | ArrayRef<Expr *> Locators); |
11337 | |
11338 | |
11339 | enum CheckedConversionKind { |
11340 | |
11341 | CCK_ImplicitConversion, |
11342 | |
11343 | CCK_CStyleCast, |
11344 | |
11345 | CCK_FunctionalCast, |
11346 | |
11347 | CCK_OtherCast, |
11348 | |
11349 | CCK_ForBuiltinOverloadedOp |
11350 | }; |
11351 | |
11352 | static bool isCast(CheckedConversionKind CCK) { |
11353 | return CCK == CCK_CStyleCast || CCK == CCK_FunctionalCast || |
11354 | CCK == CCK_OtherCast; |
11355 | } |
11356 | |
11357 | |
11358 | |
11359 | |
11360 | ExprResult |
11361 | ImpCastExprToType(Expr *E, QualType Type, CastKind CK, |
11362 | ExprValueKind VK = VK_PRValue, |
11363 | const CXXCastPath *BasePath = nullptr, |
11364 | CheckedConversionKind CCK = CCK_ImplicitConversion); |
11365 | |
11366 | |
11367 | |
11368 | static CastKind ScalarTypeToBooleanCastKind(QualType ScalarTy); |
11369 | |
11370 | |
11371 | |
11372 | |
11373 | ExprResult IgnoredValueConversions(Expr *E); |
11374 | |
11375 | |
11376 | |
11377 | ExprResult UsualUnaryConversions(Expr *E); |
11378 | |
11379 | |
11380 | |
11381 | ExprResult CallExprUnaryConversions(Expr *E); |
11382 | |
11383 | |
11384 | |
11385 | ExprResult DefaultFunctionArrayConversion(Expr *E, bool Diagnose = true); |
11386 | |
11387 | |
11388 | |
11389 | |
11390 | ExprResult DefaultFunctionArrayLvalueConversion(Expr *E, |
11391 | bool Diagnose = true); |
11392 | |
11393 | |
11394 | |
11395 | |
11396 | ExprResult DefaultLvalueConversion(Expr *E); |
11397 | |
11398 | |
11399 | |
11400 | |
11401 | ExprResult DefaultArgumentPromotion(Expr *E); |
11402 | |
11403 | |
11404 | |
11405 | |
11406 | ExprResult TemporaryMaterializationConversion(Expr *E); |
11407 | |
11408 | |
11409 | enum VariadicCallType { |
11410 | VariadicFunction, |
11411 | VariadicBlock, |
11412 | VariadicMethod, |
11413 | VariadicConstructor, |
11414 | VariadicDoesNotApply |
11415 | }; |
11416 | |
11417 | VariadicCallType getVariadicCallType(FunctionDecl *FDecl, |
11418 | const FunctionProtoType *Proto, |
11419 | Expr *Fn); |
11420 | |
11421 | |
11422 | |
11423 | enum VarArgKind { |
11424 | VAK_Valid, |
11425 | VAK_ValidInCXX11, |
11426 | VAK_Undefined, |
11427 | VAK_MSVCUndefined, |
11428 | VAK_Invalid |
11429 | }; |
11430 | |
11431 | |
11432 | VarArgKind isValidVarArgType(const QualType &Ty); |
11433 | |
11434 | |
11435 | |
11436 | void checkVariadicArgument(const Expr *E, VariadicCallType CT); |
11437 | |
11438 | |
11439 | |
11440 | |
11441 | |
11442 | bool checkAndRewriteMustTailAttr(Stmt *St, const Attr &MTA); |
11443 | |
11444 | private: |
11445 | |
11446 | |
11447 | bool checkMustTailAttr(const Stmt *St, const Attr &MTA); |
11448 | |
11449 | public: |
11450 | |
11451 | bool hasCStrMethod(const Expr *E); |
11452 | |
11453 | |
11454 | |
11455 | bool GatherArgumentsForCall(SourceLocation CallLoc, FunctionDecl *FDecl, |
11456 | const FunctionProtoType *Proto, |
11457 | unsigned FirstParam, ArrayRef<Expr *> Args, |
11458 | SmallVectorImpl<Expr *> &AllArgs, |
11459 | VariadicCallType CallType = VariadicDoesNotApply, |
11460 | bool AllowExplicit = false, |
11461 | bool IsListInitialization = false); |
11462 | |
11463 | |
11464 | |
11465 | ExprResult DefaultVariadicArgumentPromotion(Expr *E, VariadicCallType CT, |
11466 | FunctionDecl *FDecl); |
11467 | |
11468 | |
11469 | enum ArithConvKind { |
11470 | |
11471 | ACK_Arithmetic, |
11472 | |
11473 | ACK_BitwiseOp, |
11474 | |
11475 | ACK_Comparison, |
11476 | |
11477 | ACK_Conditional, |
11478 | |
11479 | ACK_CompAssign, |
11480 | }; |
11481 | |
11482 | |
11483 | |
11484 | |
11485 | |
11486 | |
11487 | QualType UsualArithmeticConversions(ExprResult &LHS, ExprResult &RHS, |
11488 | SourceLocation Loc, ArithConvKind ACK); |
11489 | |
11490 | |
11491 | |
11492 | |
11493 | |
11494 | |
11495 | enum AssignConvertType { |
11496 | |
11497 | Compatible, |
11498 | |
11499 | |
11500 | |
11501 | PointerToInt, |
11502 | |
11503 | |
11504 | |
11505 | IntToPointer, |
11506 | |
11507 | |
11508 | |
11509 | FunctionVoidPointer, |
11510 | |
11511 | |
11512 | |
11513 | IncompatiblePointer, |
11514 | |
11515 | |
11516 | |
11517 | |
11518 | IncompatibleFunctionPointer, |
11519 | |
11520 | |
11521 | |
11522 | |
11523 | |
11524 | IncompatiblePointerSign, |
11525 | |
11526 | |
11527 | |
11528 | CompatiblePointerDiscardsQualifiers, |
11529 | |
11530 | |
11531 | |
11532 | |
11533 | IncompatiblePointerDiscardsQualifiers, |
11534 | |
11535 | |
11536 | |
11537 | |
11538 | |
11539 | IncompatibleNestedPointerAddressSpaceMismatch, |
11540 | |
11541 | |
11542 | |
11543 | |
11544 | |
11545 | IncompatibleNestedPointerQualifiers, |
11546 | |
11547 | |
11548 | |
11549 | IncompatibleVectors, |
11550 | |
11551 | |
11552 | |
11553 | IntToBlockPointer, |
11554 | |
11555 | |
11556 | |
11557 | IncompatibleBlockPointer, |
11558 | |
11559 | |
11560 | |
11561 | |
11562 | IncompatibleObjCQualifiedId, |
11563 | |
11564 | |
11565 | |
11566 | IncompatibleObjCWeakRef, |
11567 | |
11568 | |
11569 | |
11570 | Incompatible |
11571 | }; |
11572 | |
11573 | |
11574 | |
11575 | |
11576 | bool DiagnoseAssignmentResult(AssignConvertType ConvTy, |
11577 | SourceLocation Loc, |
11578 | QualType DstType, QualType SrcType, |
11579 | Expr *SrcExpr, AssignmentAction Action, |
11580 | bool *Complained = nullptr); |
11581 | |
11582 | |
11583 | |
11584 | |
11585 | bool IsValueInFlagEnum(const EnumDecl *ED, const llvm::APInt &Val, |
11586 | bool AllowMask) const; |
11587 | |
11588 | |
11589 | |
11590 | void DiagnoseAssignmentEnum(QualType DstType, QualType SrcType, |
11591 | Expr *SrcExpr); |
11592 | |
11593 | |
11594 | |
11595 | |
11596 | AssignConvertType CheckAssignmentConstraints(SourceLocation Loc, |
11597 | QualType LHSType, |
11598 | QualType RHSType); |
11599 | |
11600 | |
11601 | |
11602 | |
11603 | AssignConvertType CheckAssignmentConstraints(QualType LHSType, |
11604 | ExprResult &RHS, |
11605 | CastKind &Kind, |
11606 | bool ConvertRHS = true); |
11607 | |
11608 | |
11609 | |
11610 | |
11611 | |
11612 | |
11613 | |
11614 | |
11615 | |
11616 | |
11617 | |
11618 | |
11619 | |
11620 | |
11621 | |
11622 | AssignConvertType CheckSingleAssignmentConstraints( |
11623 | QualType LHSType, ExprResult &RHS, bool Diagnose = true, |
11624 | bool DiagnoseCFAudited = false, bool ConvertRHS = true); |
11625 | |
11626 | |
11627 | |
11628 | AssignConvertType CheckTransparentUnionArgumentConstraints(QualType ArgType, |
11629 | ExprResult &RHS); |
11630 | |
11631 | bool IsStringLiteralToNonConstPointerConversion(Expr *From, QualType ToType); |
11632 | |
11633 | bool CheckExceptionSpecCompatibility(Expr *From, QualType ToType); |
11634 | |
11635 | ExprResult PerformImplicitConversion(Expr *From, QualType ToType, |
11636 | AssignmentAction Action, |
11637 | bool AllowExplicit = false); |
11638 | ExprResult PerformImplicitConversion(Expr *From, QualType ToType, |
11639 | const ImplicitConversionSequence& ICS, |
11640 | AssignmentAction Action, |
11641 | CheckedConversionKind CCK |
11642 | = CCK_ImplicitConversion); |
11643 | ExprResult PerformImplicitConversion(Expr *From, QualType ToType, |
11644 | const StandardConversionSequence& SCS, |
11645 | AssignmentAction Action, |
11646 | CheckedConversionKind CCK); |
11647 | |
11648 | ExprResult PerformQualificationConversion( |
11649 | Expr *E, QualType Ty, ExprValueKind VK = VK_PRValue, |
11650 | CheckedConversionKind CCK = CCK_ImplicitConversion); |
11651 | |
11652 | |
11653 | |
11654 | |
11655 | |
11656 | QualType InvalidOperands(SourceLocation Loc, ExprResult &LHS, |
11657 | ExprResult &RHS); |
11658 | QualType InvalidLogicalVectorOperands(SourceLocation Loc, ExprResult &LHS, |
11659 | ExprResult &RHS); |
11660 | QualType CheckPointerToMemberOperands( |
11661 | ExprResult &LHS, ExprResult &RHS, ExprValueKind &VK, |
11662 | SourceLocation OpLoc, bool isIndirect); |
11663 | QualType CheckMultiplyDivideOperands( |
11664 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, bool IsCompAssign, |
11665 | bool IsDivide); |
11666 | QualType CheckRemainderOperands( |
11667 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11668 | bool IsCompAssign = false); |
11669 | QualType CheckAdditionOperands( |
11670 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11671 | BinaryOperatorKind Opc, QualType* CompLHSTy = nullptr); |
11672 | QualType CheckSubtractionOperands( |
11673 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11674 | QualType* CompLHSTy = nullptr); |
11675 | QualType CheckShiftOperands( |
11676 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11677 | BinaryOperatorKind Opc, bool IsCompAssign = false); |
11678 | void CheckPtrComparisonWithNullChar(ExprResult &E, ExprResult &NullE); |
11679 | QualType CheckCompareOperands( |
11680 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11681 | BinaryOperatorKind Opc); |
11682 | QualType CheckBitwiseOperands( |
11683 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11684 | BinaryOperatorKind Opc); |
11685 | QualType CheckLogicalOperands( |
11686 | ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, |
11687 | BinaryOperatorKind Opc); |
11688 | |
11689 | |
11690 | |
11691 | QualType CheckAssignmentOperands( |
11692 | Expr *LHSExpr, ExprResult &RHS, SourceLocation Loc, QualType CompoundType); |
11693 | |
11694 | ExprResult checkPseudoObjectIncDec(Scope *S, SourceLocation OpLoc, |
11695 | UnaryOperatorKind Opcode, Expr *Op); |
11696 | ExprResult checkPseudoObjectAssignment(Scope *S, SourceLocation OpLoc, |
11697 | BinaryOperatorKind Opcode, |
11698 | Expr *LHS, Expr *RHS); |
11699 | ExprResult checkPseudoObjectRValue(Expr *E); |
11700 | Expr *recreateSyntacticForm(PseudoObjectExpr *E); |
11701 | |
11702 | QualType CheckConditionalOperands( |
11703 | ExprResult &Cond, ExprResult &LHS, ExprResult &RHS, |
11704 | ExprValueKind &VK, ExprObjectKind &OK, SourceLocation QuestionLoc); |
11705 | QualType CXXCheckConditionalOperands( |
11706 | ExprResult &cond, ExprResult &lhs, ExprResult &rhs, |
11707 | ExprValueKind &VK, ExprObjectKind &OK, SourceLocation questionLoc); |
11708 | QualType CheckVectorConditionalTypes(ExprResult &Cond, ExprResult &LHS, |
11709 | ExprResult &RHS, |
11710 | SourceLocation QuestionLoc); |
11711 | QualType FindCompositePointerType(SourceLocation Loc, Expr *&E1, Expr *&E2, |
11712 | bool ConvertArgs = true); |
11713 | QualType FindCompositePointerType(SourceLocation Loc, |
11714 | ExprResult &E1, ExprResult &E2, |
11715 | bool ConvertArgs = true) { |
11716 | Expr *E1Tmp = E1.get(), *E2Tmp = E2.get(); |
11717 | QualType Composite = |
11718 | FindCompositePointerType(Loc, E1Tmp, E2Tmp, ConvertArgs); |
11719 | E1 = E1Tmp; |
11720 | E2 = E2Tmp; |
11721 | return Composite; |
11722 | } |
11723 | |
11724 | QualType FindCompositeObjCPointerType(ExprResult &LHS, ExprResult &RHS, |
11725 | SourceLocation QuestionLoc); |
11726 | |
11727 | bool DiagnoseConditionalForNull(Expr *LHSExpr, Expr *RHSExpr, |
11728 | SourceLocation QuestionLoc); |
11729 | |
11730 | void DiagnoseAlwaysNonNullPointer(Expr *E, |
11731 | Expr::NullPointerConstantKind NullType, |
11732 | bool IsEqual, SourceRange Range); |
11733 | |
11734 | |
11735 | QualType CheckVectorOperands(ExprResult &LHS, ExprResult &RHS, |
11736 | SourceLocation Loc, bool IsCompAssign, |
11737 | bool AllowBothBool, bool AllowBoolConversion); |
11738 | QualType GetSignedVectorType(QualType V); |
11739 | QualType CheckVectorCompareOperands(ExprResult &LHS, ExprResult &RHS, |
11740 | SourceLocation Loc, |
11741 | BinaryOperatorKind Opc); |
11742 | QualType CheckVectorLogicalOperands(ExprResult &LHS, ExprResult &RHS, |
11743 | SourceLocation Loc); |
11744 | |
11745 | |
11746 | QualType CheckMatrixElementwiseOperands(ExprResult &LHS, ExprResult &RHS, |
11747 | SourceLocation Loc, |
11748 | bool IsCompAssign); |
11749 | QualType CheckMatrixMultiplyOperands(ExprResult &LHS, ExprResult &RHS, |
11750 | SourceLocation Loc, bool IsCompAssign); |
11751 | |
11752 | bool isValidSveBitcast(QualType srcType, QualType destType); |
11753 | |
11754 | bool areMatrixTypesOfTheSameDimension(QualType srcTy, QualType destTy); |
11755 | |
11756 | bool areVectorTypesSameSize(QualType srcType, QualType destType); |
11757 | bool areLaxCompatibleVectorTypes(QualType srcType, QualType destType); |
11758 | bool isLaxVectorConversion(QualType srcType, QualType destType); |
11759 | |
11760 | |
11761 | bool CheckForConstantInitializer(Expr *e, QualType t); |
11762 | |
11763 | |
11764 | |
11765 | |
11766 | |
11767 | |
11768 | enum ReferenceCompareResult { |
11769 | |
11770 | |
11771 | Ref_Incompatible = 0, |
11772 | |
11773 | |
11774 | |
11775 | Ref_Related, |
11776 | |
11777 | Ref_Compatible |
11778 | }; |
11779 | |
11780 | |
11781 | struct ReferenceConversionsScope { |
11782 | |
11783 | |
11784 | |
11785 | enum ReferenceConversions { |
11786 | Qualification = 0x1, |
11787 | NestedQualification = 0x2, |
11788 | Function = 0x4, |
11789 | DerivedToBase = 0x8, |
11790 | ObjC = 0x10, |
11791 | ObjCLifetime = 0x20, |
11792 | |
11793 | LLVM_MARK_AS_BITMASK_ENUM(ObjCLifetime) |
11794 | }; |
11795 | }; |
11796 | using ReferenceConversions = ReferenceConversionsScope::ReferenceConversions; |
11797 | |
11798 | ReferenceCompareResult |
11799 | CompareReferenceRelationship(SourceLocation Loc, QualType T1, QualType T2, |
11800 | ReferenceConversions *Conv = nullptr); |
11801 | |
11802 | ExprResult checkUnknownAnyCast(SourceRange TypeRange, QualType CastType, |
11803 | Expr *CastExpr, CastKind &CastKind, |
11804 | ExprValueKind &VK, CXXCastPath &Path); |
11805 | |
11806 | |
11807 | |
11808 | ExprResult forceUnknownAnyToType(Expr *E, QualType ToType); |
11809 | |
11810 | |
11811 | |
11812 | ExprResult checkUnknownAnyArg(SourceLocation callLoc, |
11813 | Expr *result, QualType ¶mType); |
11814 | |
11815 | |
11816 | |
11817 | |
11818 | |
11819 | bool CheckMatrixCast(SourceRange R, QualType DestTy, QualType SrcTy, |
11820 | CastKind &Kind); |
11821 | |
11822 | |
11823 | |
11824 | |
11825 | |
11826 | bool CheckVectorCast(SourceRange R, QualType VectorTy, QualType Ty, |
11827 | CastKind &Kind); |
11828 | |
11829 | |
11830 | |
11831 | ExprResult prepareVectorSplat(QualType VectorTy, Expr *SplattedExpr); |
11832 | |
11833 | |
11834 | |
11835 | |
11836 | |
11837 | |
11838 | ExprResult CheckExtVectorCast(SourceRange R, QualType DestTy, Expr *CastExpr, |
11839 | CastKind &Kind); |
11840 | |
11841 | ExprResult BuildCXXFunctionalCastExpr(TypeSourceInfo *TInfo, QualType Type, |
11842 | SourceLocation LParenLoc, |
11843 | Expr *CastExpr, |
11844 | SourceLocation RParenLoc); |
11845 | |
11846 | enum ARCConversionResult { ACR_okay, ACR_unbridged, ACR_error }; |
11847 | |
11848 | |
11849 | |
11850 | ARCConversionResult CheckObjCConversion(SourceRange castRange, |
11851 | QualType castType, Expr *&op, |
11852 | CheckedConversionKind CCK, |
11853 | bool Diagnose = true, |
11854 | bool DiagnoseCFAudited = false, |
11855 | BinaryOperatorKind Opc = BO_PtrMemD |
11856 | ); |
11857 | |
11858 | Expr *stripARCUnbridgedCast(Expr *e); |
11859 | void diagnoseARCUnbridgedCast(Expr *e); |
11860 | |
11861 | bool CheckObjCARCUnavailableWeakConversion(QualType castType, |
11862 | QualType ExprType); |
11863 | |
11864 | |
11865 | |
11866 | void checkRetainCycles(ObjCMessageExpr *msg); |
11867 | void checkRetainCycles(Expr *receiver, Expr *argument); |
11868 | void checkRetainCycles(VarDecl *Var, Expr *Init); |
11869 | |
11870 | |
11871 | |
11872 | bool checkUnsafeAssigns(SourceLocation Loc, QualType LHS, Expr *RHS); |
11873 | |
11874 | |
11875 | |
11876 | void checkUnsafeExprAssigns(SourceLocation Loc, Expr *LHS, Expr *RHS); |
11877 | |
11878 | |
11879 | |
11880 | |
11881 | |
11882 | bool CheckMessageArgumentTypes(const Expr *Receiver, QualType ReceiverType, |
11883 | MultiExprArg Args, Selector Sel, |
11884 | ArrayRef<SourceLocation> SelectorLocs, |
11885 | ObjCMethodDecl *Method, bool isClassMessage, |
11886 | bool isSuperMessage, SourceLocation lbrac, |
11887 | SourceLocation rbrac, SourceRange RecRange, |
11888 | QualType &ReturnType, ExprValueKind &VK); |
11889 | |
11890 | |
11891 | |
11892 | |
11893 | QualType getMessageSendResultType(const Expr *Receiver, QualType ReceiverType, |
11894 | ObjCMethodDecl *Method, bool isClassMessage, |
11895 | bool isSuperMessage); |
11896 | |
11897 | |
11898 | |
11899 | void EmitRelatedResultTypeNote(const Expr *E); |
11900 | |
11901 | |
11902 | |
11903 | |
11904 | void EmitRelatedResultTypeNoteForReturn(QualType destType); |
11905 | |
11906 | class ConditionResult { |
11907 | Decl *ConditionVar; |
11908 | FullExprArg Condition; |
11909 | bool Invalid; |
11910 | bool HasKnownValue; |
11911 | bool KnownValue; |
11912 | |
11913 | friend class Sema; |
11914 | ConditionResult(Sema &S, Decl *ConditionVar, FullExprArg Condition, |
11915 | bool IsConstexpr) |
11916 | : ConditionVar(ConditionVar), Condition(Condition), Invalid(false), |
11917 | HasKnownValue(IsConstexpr && Condition.get() && |
11918 | !Condition.get()->isValueDependent()), |
11919 | KnownValue(HasKnownValue && |
11920 | !!Condition.get()->EvaluateKnownConstInt(S.Context)) {} |
11921 | explicit ConditionResult(bool Invalid) |
11922 | : ConditionVar(nullptr), Condition(nullptr), Invalid(Invalid), |
11923 | HasKnownValue(false), KnownValue(false) {} |
11924 | |
11925 | public: |
11926 | ConditionResult() : ConditionResult(false) {} |
11927 | bool isInvalid() const { return Invalid; } |
11928 | std::pair<VarDecl *, Expr *> get() const { |
11929 | return std::make_pair(cast_or_null<VarDecl>(ConditionVar), |
11930 | Condition.get()); |
11931 | } |
11932 | llvm::Optional<bool> getKnownValue() const { |
11933 | if (!HasKnownValue) |
11934 | return None; |
11935 | return KnownValue; |
11936 | } |
11937 | }; |
11938 | static ConditionResult ConditionError() { return ConditionResult(true); } |
11939 | |
11940 | enum class ConditionKind { |
11941 | Boolean, |
11942 | ConstexprIf, |
11943 | Switch |
11944 | }; |
11945 | |
11946 | ConditionResult ActOnCondition(Scope *S, SourceLocation Loc, |
11947 | Expr *SubExpr, ConditionKind CK); |
11948 | |
11949 | ConditionResult ActOnConditionVariable(Decl *ConditionVar, |
11950 | SourceLocation StmtLoc, |
11951 | ConditionKind CK); |
11952 | |
11953 | DeclResult ActOnCXXConditionDeclaration(Scope *S, Declarator &D); |
11954 | |
11955 | ExprResult CheckConditionVariable(VarDecl *ConditionVar, |
11956 | SourceLocation StmtLoc, |
11957 | ConditionKind CK); |
11958 | ExprResult CheckSwitchCondition(SourceLocation SwitchLoc, Expr *Cond); |
11959 | |
11960 | |
11961 | |
11962 | |
11963 | |
11964 | |
11965 | |
11966 | |
11967 | |
11968 | ExprResult CheckBooleanCondition(SourceLocation Loc, Expr *E, |
11969 | bool IsConstexpr = false); |
11970 | |
11971 | |
11972 | |
11973 | ExplicitSpecifier ActOnExplicitBoolSpecifier(Expr *E); |
11974 | |
11975 | |
11976 | |
11977 | bool tryResolveExplicitSpecifier(ExplicitSpecifier &ExplicitSpec); |
11978 | |
11979 | |
11980 | |
11981 | void DiagnoseAssignmentAsCondition(Expr *E); |
11982 | |
11983 | |
11984 | |
11985 | void DiagnoseEqualityWithExtraParens(ParenExpr *ParenE); |
11986 | |
11987 | |
11988 | ExprResult CheckCXXBooleanCondition(Expr *CondExpr, bool IsConstexpr = false); |
11989 | |
11990 | |
11991 | |
11992 | |
11993 | void ConvertIntegerToTypeWarnOnOverflow(llvm::APSInt &OldVal, |
11994 | unsigned NewWidth, bool NewSign, |
11995 | SourceLocation Loc, unsigned DiagID); |
11996 | |
11997 | |
11998 | |
11999 | |
12000 | bool CheckObjCDeclScope(Decl *D); |
12001 | |
12002 | |
12003 | |
12004 | class VerifyICEDiagnoser { |
12005 | public: |
12006 | bool Suppress; |
12007 | |
12008 | VerifyICEDiagnoser(bool Suppress = false) : Suppress(Suppress) { } |
12009 | |
12010 | virtual SemaDiagnosticBuilder |
12011 | diagnoseNotICEType(Sema &S, SourceLocation Loc, QualType T); |
12012 | virtual SemaDiagnosticBuilder diagnoseNotICE(Sema &S, |
12013 | SourceLocation Loc) = 0; |
12014 | virtual SemaDiagnosticBuilder diagnoseFold(Sema &S, SourceLocation Loc); |
12015 | virtual ~VerifyICEDiagnoser() {} |
12016 | }; |
12017 | |
12018 | enum AllowFoldKind { |
12019 | NoFold, |
12020 | AllowFold, |
12021 | }; |
12022 | |
12023 | |
12024 | |
12025 | |
12026 | ExprResult VerifyIntegerConstantExpression(Expr *E, llvm::APSInt *Result, |
12027 | VerifyICEDiagnoser &Diagnoser, |
12028 | AllowFoldKind CanFold = NoFold); |
12029 | ExprResult VerifyIntegerConstantExpression(Expr *E, llvm::APSInt *Result, |
12030 | unsigned DiagID, |
12031 | AllowFoldKind CanFold = NoFold); |
12032 | ExprResult VerifyIntegerConstantExpression(Expr *E, |
12033 | llvm::APSInt *Result = nullptr, |
12034 | AllowFoldKind CanFold = NoFold); |
12035 | ExprResult VerifyIntegerConstantExpression(Expr *E, |
12036 | AllowFoldKind CanFold = NoFold) { |
12037 | return VerifyIntegerConstantExpression(E, nullptr, CanFold); |
12038 | } |
12039 | |
12040 | |
12041 | |
12042 | |
12043 | |
12044 | ExprResult VerifyBitField(SourceLocation FieldLoc, IdentifierInfo *FieldName, |
12045 | QualType FieldTy, bool IsMsStruct, |
12046 | Expr *BitWidth, bool *ZeroWidth = nullptr); |
12047 | |
12048 | private: |
12049 | unsigned ForceCUDAHostDeviceDepth = 0; |
12050 | |
12051 | public: |
12052 | |
12053 | |
12054 | |
12055 | void PushForceCUDAHostDevice(); |
12056 | |
12057 | |
12058 | |
12059 | |
12060 | bool PopForceCUDAHostDevice(); |
12061 | |
12062 | |
12063 | |
12064 | |
12065 | llvm::DenseMap<CanonicalDeclPtr<FunctionDecl>, |
12066 | std::vector<PartialDiagnosticAt>> |
12067 | DeviceDeferredDiags; |
12068 | |
12069 | |
12070 | |
12071 | struct FunctionDeclAndLoc { |
12072 | CanonicalDeclPtr<FunctionDecl> FD; |
12073 | SourceLocation Loc; |
12074 | }; |
12075 | |
12076 | |
12077 | |
12078 | |
12079 | llvm::DenseSet<FunctionDeclAndLoc> LocsWithCUDACallDiags; |
12080 | |
12081 | |
12082 | |
12083 | |
12084 | |
12085 | |
12086 | llvm::DenseMap< CanonicalDeclPtr<FunctionDecl>, |
12087 | FunctionDeclAndLoc> |
12088 | DeviceKnownEmittedFns; |
12089 | |
12090 | |
12091 | |
12092 | |
12093 | |
12094 | |
12095 | |
12096 | |
12097 | |
12098 | |
12099 | |
12100 | |
12101 | |
12102 | |
12103 | |
12104 | |
12105 | |
12106 | |
12107 | SemaDiagnosticBuilder CUDADiagIfDeviceCode(SourceLocation Loc, |
12108 | unsigned DiagID); |
12109 | |
12110 | |
12111 | |
12112 | |
12113 | |
12114 | SemaDiagnosticBuilder CUDADiagIfHostCode(SourceLocation Loc, unsigned DiagID); |
12115 | |
12116 | |
12117 | |
12118 | |
12119 | |
12120 | |
12121 | |
12122 | |
12123 | |
12124 | |
12125 | |
12126 | |
12127 | |
12128 | |
12129 | |
12130 | |
12131 | SemaDiagnosticBuilder |
12132 | diagIfOpenMPDeviceCode(SourceLocation Loc, unsigned DiagID, FunctionDecl *FD); |
12133 | |
12134 | |
12135 | |
12136 | |
12137 | |
12138 | |
12139 | |
12140 | |
12141 | |
12142 | |
12143 | |
12144 | |
12145 | |
12146 | |
12147 | SemaDiagnosticBuilder diagIfOpenMPHostCode(SourceLocation Loc, |
12148 | unsigned DiagID, FunctionDecl *FD); |
12149 | |
12150 | SemaDiagnosticBuilder targetDiag(SourceLocation Loc, unsigned DiagID, |
12151 | FunctionDecl *FD = nullptr); |
12152 | SemaDiagnosticBuilder targetDiag(SourceLocation Loc, |
12153 | const PartialDiagnostic &PD, |
12154 | FunctionDecl *FD = nullptr) { |
12155 | return targetDiag(Loc, PD.getDiagID(), FD) << PD; |
12156 | } |
12157 | |
12158 | |
12159 | |
12160 | void checkDeviceDecl(ValueDecl *D, SourceLocation Loc); |
12161 | |
12162 | enum CUDAFunctionTarget { |
12163 | CFT_Device, |
12164 | CFT_Global, |
12165 | CFT_Host, |
12166 | CFT_HostDevice, |
12167 | CFT_InvalidTarget |
12168 | }; |
12169 | |
12170 | |
12171 | |
12172 | |
12173 | |
12174 | |
12175 | CUDAFunctionTarget IdentifyCUDATarget(const FunctionDecl *D, |
12176 | bool IgnoreImplicitHDAttr = false); |
12177 | CUDAFunctionTarget IdentifyCUDATarget(const ParsedAttributesView &Attrs); |
12178 | |
12179 | enum CUDAVariableTarget { |
12180 | CVT_Device, |
12181 | CVT_Host, |
12182 | CVT_Both, |
12183 | CVT_Unified, |
12184 | }; |
12185 | |
12186 | CUDAVariableTarget IdentifyCUDATarget(const VarDecl *D); |
12187 | |
12188 | |
12189 | CUDAFunctionTarget CurrentCUDATarget() { |
12190 | return IdentifyCUDATarget(dyn_cast<FunctionDecl>(CurContext)); |
12191 | } |
12192 | |
12193 | static bool isCUDAImplicitHostDeviceFunction(const FunctionDecl *D); |
12194 | |
12195 | |
12196 | |
12197 | enum CUDAFunctionPreference { |
12198 | CFP_Never, |
12199 | CFP_WrongSide, |
12200 | |
12201 | |
12202 | CFP_HostDevice, |
12203 | CFP_SameSide, |
12204 | |
12205 | CFP_Native, |
12206 | }; |
12207 | |
12208 | |
12209 | |
12210 | |
12211 | |
12212 | |
12213 | |
12214 | |
12215 | CUDAFunctionPreference IdentifyCUDAPreference(const FunctionDecl *Caller, |
12216 | const FunctionDecl *Callee); |
12217 | |
12218 | |
12219 | |
12220 | |
12221 | |
12222 | |
12223 | bool IsAllowedCUDACall(const FunctionDecl *Caller, |
12224 | const FunctionDecl *Callee) { |
12225 | return IdentifyCUDAPreference(Caller, Callee) != CFP_Never; |
12226 | } |
12227 | |
12228 | |
12229 | |
12230 | void maybeAddCUDAHostDeviceAttrs(FunctionDecl *FD, |
12231 | const LookupResult &Previous); |
12232 | |
12233 | |
12234 | |
12235 | void MaybeAddCUDAConstantAttr(VarDecl *VD); |
12236 | |
12237 | public: |
12238 | |
12239 | |
12240 | |
12241 | |
12242 | |
12243 | |
12244 | |
12245 | |
12246 | |
12247 | |
12248 | |
12249 | |
12250 | |
12251 | |
12252 | bool CheckCUDACall(SourceLocation Loc, FunctionDecl *Callee); |
12253 | |
12254 | void CUDACheckLambdaCapture(CXXMethodDecl *D, const sema::Capture &Capture); |
12255 | |
12256 | |
12257 | |
12258 | |
12259 | |
12260 | |
12261 | void CUDASetLambdaAttrs(CXXMethodDecl *Method); |
12262 | |
12263 | |
12264 | |
12265 | |
12266 | void EraseUnwantedCUDAMatches( |
12267 | const FunctionDecl *Caller, |
12268 | SmallVectorImpl<std::pair<DeclAccessPair, FunctionDecl *>> &Matches); |
12269 | |
12270 | |
12271 | |
12272 | |
12273 | |
12274 | |
12275 | |
12276 | |
12277 | |
12278 | |
12279 | |
12280 | |
12281 | bool inferCUDATargetForImplicitSpecialMember(CXXRecordDecl *ClassDecl, |
12282 | CXXSpecialMember CSM, |
12283 | CXXMethodDecl *MemberDecl, |
12284 | bool ConstRHS, |
12285 | bool Diagnose); |
12286 | |
12287 | |
12288 | |
12289 | bool isEmptyCudaConstructor(SourceLocation Loc, CXXConstructorDecl *CD); |
12290 | bool isEmptyCudaDestructor(SourceLocation Loc, CXXDestructorDecl *CD); |
12291 | |
12292 | |
12293 | |
12294 | |
12295 | |
12296 | |
12297 | |
12298 | |
12299 | |
12300 | void checkAllowedCUDAInitializer(VarDecl *VD); |
12301 | |
12302 | |
12303 | |
12304 | void checkCUDATargetOverload(FunctionDecl *NewFD, |
12305 | const LookupResult &Previous); |
12306 | |
12307 | void inheritCUDATargetAttrs(FunctionDecl *FD, const FunctionTemplateDecl &TD); |
12308 | |
12309 | |
12310 | |
12311 | |
12312 | std::string getCudaConfigureFuncName() const; |
12313 | |
12314 | |
12315 | |
12316 | |
12317 | enum ParserCompletionContext { |
12318 | |
12319 | PCC_Namespace, |
12320 | |
12321 | PCC_Class, |
12322 | |
12323 | |
12324 | PCC_ObjCInterface, |
12325 | |
12326 | |
12327 | PCC_ObjCImplementation, |
12328 | |
12329 | |
12330 | PCC_ObjCInstanceVariableList, |
12331 | |
12332 | |
12333 | PCC_Template, |
12334 | |
12335 | |
12336 | PCC_MemberTemplate, |
12337 | |
12338 | PCC_Expression, |
12339 | |
12340 | |
12341 | PCC_Statement, |
12342 | |
12343 | |
12344 | PCC_ForInit, |
12345 | |
12346 | |
12347 | PCC_Condition, |
12348 | |
12349 | |
12350 | |
12351 | PCC_RecoveryInFunction, |
12352 | |
12353 | PCC_Type, |
12354 | |
12355 | |
12356 | PCC_ParenthesizedExpression, |
12357 | |
12358 | |
12359 | PCC_LocalDeclarationSpecifiers |
12360 | }; |
12361 | |
12362 | void CodeCompleteModuleImport(SourceLocation ImportLoc, ModuleIdPath Path); |
12363 | void CodeCompleteOrdinaryName(Scope *S, |
12364 | ParserCompletionContext CompletionContext); |
12365 | void CodeCompleteDeclSpec(Scope *S, DeclSpec &DS, |
12366 | bool AllowNonIdentifiers, |
12367 | bool AllowNestedNameSpecifiers); |
12368 | |
12369 | struct CodeCompleteExpressionData; |
12370 | void CodeCompleteExpression(Scope *S, |
12371 | const CodeCompleteExpressionData &Data); |
12372 | void CodeCompleteExpression(Scope *S, QualType PreferredType, |
12373 | bool IsParenthesized = false); |
12374 | void CodeCompleteMemberReferenceExpr(Scope *S, Expr *Base, Expr *OtherOpBase, |
12375 | SourceLocation OpLoc, bool IsArrow, |
12376 | bool IsBaseExprStatement, |
12377 | QualType PreferredType); |
12378 | void CodeCompletePostfixExpression(Scope *S, ExprResult LHS, |
12379 | QualType PreferredType); |
12380 | void CodeCompleteTag(Scope *S, unsigned TagSpec); |
12381 | void CodeCompleteTypeQualifiers(DeclSpec &DS); |
12382 | void CodeCompleteFunctionQualifiers(DeclSpec &DS, Declarator &D, |
12383 | const VirtSpecifiers *VS = nullptr); |
12384 | void CodeCompleteBracketDeclarator(Scope *S); |
12385 | void CodeCompleteCase(Scope *S); |
12386 | enum class AttributeCompletion { |
12387 | Attribute, |
12388 | Scope, |
12389 | None, |
12390 | }; |
12391 | void CodeCompleteAttribute( |
12392 | AttributeCommonInfo::Syntax Syntax, |
12393 | AttributeCompletion Completion = AttributeCompletion::Attribute, |
12394 | const IdentifierInfo *Scope = nullptr); |
12395 | |
12396 | |
12397 | |
12398 | |
12399 | |
12400 | |
12401 | |
12402 | |
12403 | QualType ProduceCallSignatureHelp(Scope *S, Expr *Fn, ArrayRef<Expr *> Args, |
12404 | SourceLocation OpenParLoc); |
12405 | QualType ProduceConstructorSignatureHelp(Scope *S, QualType Type, |
12406 | SourceLocation Loc, |
12407 | ArrayRef<Expr *> Args, |
12408 | SourceLocation OpenParLoc); |
12409 | QualType ProduceCtorInitMemberSignatureHelp(Scope *S, Decl *ConstructorDecl, |
12410 | CXXScopeSpec SS, |
12411 | ParsedType TemplateTypeTy, |
12412 | ArrayRef<Expr *> ArgExprs, |
12413 | IdentifierInfo *II, |
12414 | SourceLocation OpenParLoc); |
12415 | void CodeCompleteInitializer(Scope *S, Decl *D); |
12416 | |
12417 | |
12418 | |
12419 | void CodeCompleteDesignator(const QualType BaseType, |
12420 | llvm::ArrayRef<Expr *> InitExprs, |
12421 | const Designation &D); |
12422 | void CodeCompleteAfterIf(Scope *S, bool IsBracedThen); |
12423 | |
12424 | void CodeCompleteQualifiedId(Scope *S, CXXScopeSpec &SS, bool EnteringContext, |
12425 | bool IsUsingDeclaration, QualType BaseType, |
12426 | QualType PreferredType); |
12427 | void CodeCompleteUsing(Scope *S); |
12428 | void CodeCompleteUsingDirective(Scope *S); |
12429 | void CodeCompleteNamespaceDecl(Scope *S); |
12430 | void CodeCompleteNamespaceAliasDecl(Scope *S); |
12431 | void CodeCompleteOperatorName(Scope *S); |
12432 | void CodeCompleteConstructorInitializer( |
12433 | Decl *Constructor, |
12434 | ArrayRef<CXXCtorInitializer *> Initializers); |
12435 | |
12436 | void CodeCompleteLambdaIntroducer(Scope *S, LambdaIntroducer &Intro, |
12437 | bool AfterAmpersand); |
12438 | void CodeCompleteAfterFunctionEquals(Declarator &D); |
12439 | |
12440 | void CodeCompleteObjCAtDirective(Scope *S); |
12441 | void CodeCompleteObjCAtVisibility(Scope *S); |
12442 | void CodeCompleteObjCAtStatement(Scope *S); |
12443 | void CodeCompleteObjCAtExpression(Scope *S); |
12444 | void CodeCompleteObjCPropertyFlags(Scope *S, ObjCDeclSpec &ODS); |
12445 | void CodeCompleteObjCPropertyGetter(Scope *S); |
12446 | void CodeCompleteObjCPropertySetter(Scope *S); |
12447 | void CodeCompleteObjCPassingType(Scope *S, ObjCDeclSpec &DS, |
12448 | bool IsParameter); |
12449 | void CodeCompleteObjCMessageReceiver(Scope *S); |
12450 | void CodeCompleteObjCSuperMessage(Scope *S, SourceLocation SuperLoc, |
12451 | ArrayRef<IdentifierInfo *> SelIdents, |
12452 | bool AtArgumentExpression); |
12453 | void CodeCompleteObjCClassMessage(Scope *S, ParsedType Receiver, |
12454 | ArrayRef<IdentifierInfo *> SelIdents, |
12455 | bool AtArgumentExpression, |
12456 | bool IsSuper = false); |
12457 | void CodeCompleteObjCInstanceMessage(Scope *S, Expr *Receiver, |
12458 | ArrayRef<IdentifierInfo *> SelIdents, |
12459 | bool AtArgumentExpression, |
12460 | ObjCInterfaceDecl *Super = nullptr); |
12461 | void CodeCompleteObjCForCollection(Scope *S, |
12462 | DeclGroupPtrTy IterationVar); |
12463 | void CodeCompleteObjCSelector(Scope *S, |
12464 | ArrayRef<IdentifierInfo *> SelIdents); |
12465 | void CodeCompleteObjCProtocolReferences( |
12466 | ArrayRef<IdentifierLocPair> Protocols); |
12467 | void CodeCompleteObjCProtocolDecl(Scope *S); |
12468 | void CodeCompleteObjCInterfaceDecl(Scope *S); |
12469 | void CodeCompleteObjCSuperclass(Scope *S, |
12470 | IdentifierInfo *ClassName, |
12471 | SourceLocation ClassNameLoc); |
12472 | void CodeCompleteObjCImplementationDecl(Scope *S); |
12473 | void CodeCompleteObjCInterfaceCategory(Scope *S, |
12474 | IdentifierInfo *ClassName, |
12475 | SourceLocation ClassNameLoc); |
12476 | void CodeCompleteObjCImplementationCategory(Scope *S, |
12477 | IdentifierInfo *ClassName, |
12478 | SourceLocation ClassNameLoc); |
12479 | void CodeCompleteObjCPropertyDefinition(Scope *S); |
12480 | void CodeCompleteObjCPropertySynthesizeIvar(Scope *S, |
12481 | IdentifierInfo *PropertyName); |
12482 | void CodeCompleteObjCMethodDecl(Scope *S, Optional<bool> IsInstanceMethod, |
12483 | ParsedType ReturnType); |
12484 | void CodeCompleteObjCMethodDeclSelector(Scope *S, |
12485 | bool IsInstanceMethod, |
12486 | bool AtParameterName, |
12487 | ParsedType ReturnType, |
12488 | ArrayRef<IdentifierInfo *> SelIdents); |
12489 | void CodeCompleteObjCClassPropertyRefExpr(Scope *S, IdentifierInfo &ClassName, |
12490 | SourceLocation ClassNameLoc, |
12491 | bool IsBaseExprStatement); |
12492 | void CodeCompletePreprocessorDirective(bool InConditional); |
12493 | void CodeCompleteInPreprocessorConditionalExclusion(Scope *S); |
12494 | void CodeCompletePreprocessorMacroName(bool IsDefinition); |
12495 | void CodeCompletePreprocessorExpression(); |
12496 | void CodeCompletePreprocessorMacroArgument(Scope *S, |
12497 | IdentifierInfo *Macro, |
12498 | MacroInfo *MacroInfo, |
12499 | unsigned Argument); |
12500 | void CodeCompleteIncludedFile(llvm::StringRef Dir, bool IsAngled); |
12501 | void CodeCompleteNaturalLanguage(); |
12502 | void CodeCompleteAvailabilityPlatformName(); |
12503 | void GatherGlobalCodeCompletions(CodeCompletionAllocator &Allocator, |
12504 | CodeCompletionTUInfo &CCTUInfo, |
12505 | SmallVectorImpl<CodeCompletionResult> &Results); |
12506 | |
12507 | |
12508 | |
12509 | |
12510 | |
12511 | public: |
12512 | SourceLocation getLocationOfStringLiteralByte(const StringLiteral *SL, |
12513 | unsigned ByteNo) const; |
12514 | |
12515 | private: |
12516 | void CheckArrayAccess(const Expr *BaseExpr, const Expr *IndexExpr, |
12517 | const ArraySubscriptExpr *ASE=nullptr, |
12518 | bool AllowOnePastEnd=true, bool IndexNegated=false); |
12519 | void CheckArrayAccess(const Expr *E); |
12520 | |
12521 | |
12522 | struct FormatStringInfo { |
12523 | unsigned FormatIdx; |
12524 | unsigned FirstDataArg; |
12525 | bool HasVAListArg; |
12526 | }; |
12527 | |
12528 | static bool getFormatStringInfo(const FormatAttr *Format, bool IsCXXMember, |
12529 | FormatStringInfo *FSI); |
12530 | bool CheckFunctionCall(FunctionDecl *FDecl, CallExpr *TheCall, |
12531 | const FunctionProtoType *Proto); |
12532 | bool CheckObjCMethodCall(ObjCMethodDecl *Method, SourceLocation loc, |
12533 | ArrayRef<const Expr *> Args); |
12534 | bool CheckPointerCall(NamedDecl *NDecl, CallExpr *TheCall, |
12535 | const FunctionProtoType *Proto); |
12536 | bool CheckOtherCall(CallExpr *TheCall, const FunctionProtoType *Proto); |
12537 | void CheckConstructorCall(FunctionDecl *FDecl, QualType ThisType, |
12538 | ArrayRef<const Expr *> Args, |
12539 | const FunctionProtoType *Proto, SourceLocation Loc); |
12540 | |
12541 | void CheckArgAlignment(SourceLocation Loc, NamedDecl *FDecl, |
12542 | StringRef ParamName, QualType ArgTy, QualType ParamTy); |
12543 | |
12544 | void checkCall(NamedDecl *FDecl, const FunctionProtoType *Proto, |
12545 | const Expr *ThisArg, ArrayRef<const Expr *> Args, |
12546 | bool IsMemberFunction, SourceLocation Loc, SourceRange Range, |
12547 | VariadicCallType CallType); |
12548 | |
12549 | bool CheckObjCString(Expr *Arg); |
12550 | ExprResult CheckOSLogFormatStringArg(Expr *Arg); |
12551 | |
12552 | ExprResult CheckBuiltinFunctionCall(FunctionDecl *FDecl, |
12553 | unsigned BuiltinID, CallExpr *TheCall); |
12554 | |
12555 | bool CheckTSBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12556 | CallExpr *TheCall); |
12557 | |
12558 | void checkFortifiedBuiltinMemoryFunction(FunctionDecl *FD, CallExpr *TheCall); |
12559 | |
12560 | bool CheckARMBuiltinExclusiveCall(unsigned BuiltinID, CallExpr *TheCall, |
12561 | unsigned MaxWidth); |
12562 | bool CheckNeonBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12563 | CallExpr *TheCall); |
12564 | bool CheckMVEBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12565 | bool CheckSVEBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12566 | bool CheckCDEBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12567 | CallExpr *TheCall); |
12568 | bool CheckARMCoprocessorImmediate(const TargetInfo &TI, const Expr *CoprocArg, |
12569 | bool WantCDE); |
12570 | bool CheckARMBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12571 | CallExpr *TheCall); |
12572 | |
12573 | bool CheckAArch64BuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12574 | CallExpr *TheCall); |
12575 | bool CheckBPFBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12576 | bool CheckHexagonBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12577 | bool CheckHexagonBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall); |
12578 | bool CheckMipsBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12579 | CallExpr *TheCall); |
12580 | bool CheckMipsBuiltinCpu(const TargetInfo &TI, unsigned BuiltinID, |
12581 | CallExpr *TheCall); |
12582 | bool CheckMipsBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall); |
12583 | bool CheckSystemZBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12584 | bool CheckX86BuiltinRoundingOrSAE(unsigned BuiltinID, CallExpr *TheCall); |
12585 | bool CheckX86BuiltinGatherScatterScale(unsigned BuiltinID, CallExpr *TheCall); |
12586 | bool CheckX86BuiltinTileArguments(unsigned BuiltinID, CallExpr *TheCall); |
12587 | bool CheckX86BuiltinTileArgumentsRange(CallExpr *TheCall, |
12588 | ArrayRef<int> ArgNums); |
12589 | bool CheckX86BuiltinTileDuplicate(CallExpr *TheCall, ArrayRef<int> ArgNums); |
12590 | bool CheckX86BuiltinTileRangeAndDuplicate(CallExpr *TheCall, |
12591 | ArrayRef<int> ArgNums); |
12592 | bool CheckX86BuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12593 | CallExpr *TheCall); |
12594 | bool CheckPPCBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12595 | CallExpr *TheCall); |
12596 | bool CheckAMDGCNBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
12597 | bool CheckRISCVLMUL(CallExpr *TheCall, unsigned ArgNum); |
12598 | bool CheckRISCVBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID, |
12599 | CallExpr *TheCall); |
12600 | |
12601 | bool SemaBuiltinVAStart(unsigned BuiltinID, CallExpr *TheCall); |
12602 | bool SemaBuiltinVAStartARMMicrosoft(CallExpr *Call); |
12603 | bool SemaBuiltinUnorderedCompare(CallExpr *TheCall); |
12604 | bool SemaBuiltinFPClassification(CallExpr *TheCall, unsigned NumArgs); |
12605 | bool SemaBuiltinComplex(CallExpr *TheCall); |
12606 | bool SemaBuiltinVSX(CallExpr *TheCall); |
12607 | bool SemaBuiltinOSLogFormat(CallExpr *TheCall); |
12608 | bool SemaValueIsRunOfOnes(CallExpr *TheCall, unsigned ArgNum); |
12609 | |
12610 | public: |
12611 | |
12612 | ExprResult SemaBuiltinShuffleVector(CallExpr *TheCall); |
12613 | ExprResult SemaConvertVectorExpr(Expr *E, TypeSourceInfo *TInfo, |
12614 | SourceLocation BuiltinLoc, |
12615 | SourceLocation RParenLoc); |
12616 | |
12617 | private: |
12618 | bool SemaBuiltinPrefetch(CallExpr *TheCall); |
12619 | bool SemaBuiltinAllocaWithAlign(CallExpr *TheCall); |
12620 | bool SemaBuiltinArithmeticFence(CallExpr *TheCall); |
12621 | bool SemaBuiltinAssume(CallExpr *TheCall); |
12622 | bool SemaBuiltinAssumeAligned(CallExpr *TheCall); |
12623 | bool SemaBuiltinLongjmp(CallExpr *TheCall); |
12624 | bool SemaBuiltinSetjmp(CallExpr *TheCall); |
12625 | ExprResult SemaBuiltinAtomicOverloaded(ExprResult TheCallResult); |
12626 | ExprResult SemaBuiltinNontemporalOverloaded(ExprResult TheCallResult); |
12627 | ExprResult SemaAtomicOpsOverloaded(ExprResult TheCallResult, |
12628 | AtomicExpr::AtomicOp Op); |
12629 | ExprResult SemaBuiltinOperatorNewDeleteOverloaded(ExprResult TheCallResult, |
12630 | bool IsDelete); |
12631 | bool SemaBuiltinConstantArg(CallExpr *TheCall, int ArgNum, |
12632 | llvm::APSInt &Result); |
12633 | bool SemaBuiltinConstantArgRange(CallExpr *TheCall, int ArgNum, int Low, |
12634 | int High, bool RangeIsError = true); |
12635 | bool SemaBuiltinConstantArgMultiple(CallExpr *TheCall, int ArgNum, |
12636 | unsigned Multiple); |
12637 | bool SemaBuiltinConstantArgPower2(CallExpr *TheCall, int ArgNum); |
12638 | bool SemaBuiltinConstantArgShiftedByte(CallExpr *TheCall, int ArgNum, |
12639 | unsigned ArgBits); |
12640 | bool SemaBuiltinConstantArgShiftedByteOrXXFF(CallExpr *TheCall, int ArgNum, |
12641 | unsigned ArgBits); |
12642 | bool SemaBuiltinARMSpecialReg(unsigned BuiltinID, CallExpr *TheCall, |
12643 | int ArgNum, unsigned ExpectedFieldNum, |
12644 | bool AllowName); |
12645 | bool SemaBuiltinARMMemoryTaggingCall(unsigned BuiltinID, CallExpr *TheCall); |
12646 | bool SemaBuiltinPPCMMACall(CallExpr *TheCall, const char *TypeDesc); |
12647 | |
12648 | bool CheckPPCMMAType(QualType Type, SourceLocation TypeLoc); |
12649 | |
12650 | |
12651 | ExprResult SemaBuiltinMatrixTranspose(CallExpr *TheCall, |
12652 | ExprResult CallResult); |
12653 | ExprResult SemaBuiltinMatrixColumnMajorLoad(CallExpr *TheCall, |
12654 | ExprResult CallResult); |
12655 | ExprResult SemaBuiltinMatrixColumnMajorStore(CallExpr *TheCall, |
12656 | ExprResult CallResult); |
12657 | |
12658 | public: |
12659 | enum FormatStringType { |
12660 | FST_Scanf, |
12661 | FST_Printf, |
12662 | FST_NSString, |
12663 | FST_Strftime, |
12664 | FST_Strfmon, |
12665 | FST_Kprintf, |
12666 | FST_FreeBSDKPrintf, |
12667 | FST_OSTrace, |
12668 | FST_OSLog, |
12669 | FST_Unknown |
12670 | }; |
12671 | static FormatStringType GetFormatStringType(const FormatAttr *Format); |
12672 | |
12673 | bool FormatStringHasSArg(const StringLiteral *FExpr); |
12674 | |
12675 | static bool GetFormatNSStringIdx(const FormatAttr *Format, unsigned &Idx); |
12676 | |
12677 | private: |
12678 | bool CheckFormatArguments(const FormatAttr *Format, |
12679 | ArrayRef<const Expr *> Args, |
12680 | bool IsCXXMember, |
12681 | VariadicCallType CallType, |
12682 | SourceLocation Loc, SourceRange Range, |
12683 | llvm::SmallBitVector &CheckedVarArgs); |
12684 | bool CheckFormatArguments(ArrayRef<const Expr *> Args, |
12685 | bool HasVAListArg, unsigned format_idx, |
12686 | unsigned firstDataArg, FormatStringType Type, |
12687 | VariadicCallType CallType, |
12688 | SourceLocation Loc, SourceRange range, |
12689 | llvm::SmallBitVector &CheckedVarArgs); |
12690 | |
12691 | void CheckAbsoluteValueFunction(const CallExpr *Call, |
12692 | const FunctionDecl *FDecl); |
12693 | |
12694 | void CheckMaxUnsignedZero(const CallExpr *Call, const FunctionDecl *FDecl); |
12695 | |
12696 | void CheckMemaccessArguments(const CallExpr *Call, |
12697 | unsigned BId, |
12698 | IdentifierInfo *FnName); |
12699 | |
12700 | void CheckStrlcpycatArguments(const CallExpr *Call, |
12701 | IdentifierInfo *FnName); |
12702 | |
12703 | void CheckStrncatArguments(const CallExpr *Call, |
12704 | IdentifierInfo *FnName); |
12705 | |
12706 | void CheckFreeArguments(const CallExpr *E); |
12707 | |
12708 | void CheckReturnValExpr(Expr *RetValExp, QualType lhsType, |
12709 | SourceLocation ReturnLoc, |
12710 | bool isObjCMethod = false, |
12711 | const AttrVec *Attrs = nullptr, |
12712 | const FunctionDecl *FD = nullptr); |
12713 | |
12714 | public: |
12715 | void CheckFloatComparison(SourceLocation Loc, Expr *LHS, Expr *RHS); |
12716 | |
12717 | private: |
12718 | void CheckImplicitConversions(Expr *E, SourceLocation CC = SourceLocation()); |
12719 | void CheckBoolLikeConversion(Expr *E, SourceLocation CC); |
12720 | void CheckForIntOverflow(Expr *E); |
12721 | void CheckUnsequencedOperations(const Expr *E); |
12722 | |
12723 | |
12724 | |
12725 | void CheckCompletedExpr(Expr *E, SourceLocation CheckLoc = SourceLocation(), |
12726 | bool IsConstexpr = false); |
12727 | |
12728 | void CheckBitFieldInitialization(SourceLocation InitLoc, FieldDecl *Field, |
12729 | Expr *Init); |
12730 | |
12731 | |
12732 | void CheckShadowInheritedFields(const SourceLocation &Loc, |
12733 | DeclarationName FieldName, |
12734 | const CXXRecordDecl *RD, |
12735 | bool DeclIsField = true); |
12736 | |
12737 | |
12738 | |
12739 | void CheckBreakContinueBinding(Expr *E); |
12740 | |
12741 | |
12742 | |
12743 | void CheckObjCCircularContainer(ObjCMessageExpr *Message); |
12744 | |
12745 | void CheckTCBEnforcement(const CallExpr *TheCall, const FunctionDecl *Callee); |
12746 | |
12747 | void AnalyzeDeleteExprMismatch(const CXXDeleteExpr *DE); |
12748 | void AnalyzeDeleteExprMismatch(FieldDecl *Field, SourceLocation DeleteLoc, |
12749 | bool DeleteWasArrayForm); |
12750 | public: |
12751 | |
12752 | void RegisterTypeTagForDatatype(const IdentifierInfo *ArgumentKind, |
12753 | uint64_t MagicValue, QualType Type, |
12754 | bool LayoutCompatible, bool MustBeNull); |
12755 | |
12756 | struct TypeTagData { |
12757 | TypeTagData() {} |
12758 | |
12759 | TypeTagData(QualType Type, bool LayoutCompatible, bool MustBeNull) : |
12760 | Type(Type), LayoutCompatible(LayoutCompatible), |
12761 | MustBeNull(MustBeNull) |
12762 | {} |
12763 | |
12764 | QualType Type; |
12765 | |
12766 | |
12767 | |
12768 | unsigned LayoutCompatible : 1; |
12769 | unsigned MustBeNull : 1; |
12770 | }; |
12771 | |
12772 | |
12773 | |
12774 | typedef std::pair<const IdentifierInfo *, uint64_t> TypeTagMagicValue; |
12775 | |
12776 | private: |
12777 | |
12778 | std::unique_ptr<llvm::DenseMap<TypeTagMagicValue, TypeTagData>> |
12779 | TypeTagForDatatypeMagicValues; |
12780 | |
12781 | |
12782 | |
12783 | void CheckArgumentWithTypeTag(const ArgumentWithTypeTagAttr *Attr, |
12784 | const ArrayRef<const Expr *> ExprArgs, |
12785 | SourceLocation CallSiteLoc); |
12786 | |
12787 | |
12788 | |
12789 | void CheckAddressOfPackedMember(Expr *rhs); |
12790 | |
12791 | |
12792 | |
12793 | |
12794 | Scope *CurScope; |
12795 | |
12796 | mutable IdentifierInfo *Ident_super; |
12797 | mutable IdentifierInfo *Ident___float128; |
12798 | |
12799 | |
12800 | IdentifierInfo *Ident__Nonnull = nullptr; |
12801 | IdentifierInfo *Ident__Nullable = nullptr; |
12802 | IdentifierInfo *Ident__Nullable_result = nullptr; |
12803 | IdentifierInfo *Ident__Null_unspecified = nullptr; |
12804 | |
12805 | IdentifierInfo *Ident_NSError = nullptr; |
12806 | |
12807 | |
12808 | |
12809 | |
12810 | |
12811 | sema::SemaPPCallbacks *SemaPPCallbackHandler; |
12812 | |
12813 | protected: |
12814 | friend class Parser; |
12815 | friend class InitializationSequence; |
12816 | friend class ASTReader; |
12817 | friend class ASTDeclReader; |
12818 | friend class ASTWriter; |
12819 | |
12820 | public: |
12821 | |
12822 | IdentifierInfo *getNullabilityKeyword(NullabilityKind nullability); |
12823 | |
12824 | |
12825 | RecordDecl *CFError = nullptr; |
12826 | bool isCFError(RecordDecl *D); |
12827 | |
12828 | |
12829 | IdentifierInfo *getNSErrorIdent(); |
12830 | |
12831 | |
12832 | |
12833 | |
12834 | |
12835 | |
12836 | |
12837 | |
12838 | |
12839 | Scope *getCurScope() const { return CurScope; } |
12840 | |
12841 | void incrementMSManglingNumber() const { |
12842 | return CurScope->incrementMSManglingNumber(); |
12843 | } |
12844 | |
12845 | IdentifierInfo *getSuperIdentifier() const; |
12846 | IdentifierInfo *getFloat128Identifier() const; |
12847 | |
12848 | Decl *getObjCDeclContext() const; |
12849 | |
12850 | DeclContext *getCurLexicalContext() const { |
12851 | return OriginalLexicalContext ? OriginalLexicalContext : CurContext; |
12852 | } |
12853 | |
12854 | const DeclContext *getCurObjCLexicalContext() const { |
12855 | const DeclContext *DC = getCurLexicalContext(); |
12856 | |
12857 | if (const ObjCCategoryDecl *CatD = dyn_cast<ObjCCategoryDecl>(DC)) |
12858 | DC = CatD->getClassInterface(); |
12859 | return DC; |
12860 | } |
12861 | |
12862 | |
12863 | |
12864 | |
12865 | |
12866 | |
12867 | unsigned getTemplateDepth(Scope *S) const; |
12868 | |
12869 | |
12870 | |
12871 | static bool TooManyArguments(size_t NumParams, size_t NumArgs, |
12872 | bool PartialOverloading = false) { |
12873 | |
12874 | if (NumArgs > 0 && PartialOverloading) |
12875 | return NumArgs + 1 > NumParams; |
12876 | return NumArgs > NumParams; |
12877 | } |
12878 | |
12879 | |
12880 | |
12881 | SmallVector<CXXRecordDecl*, 4> DelayedDllExportClasses; |
12882 | SmallVector<CXXMethodDecl*, 4> DelayedDllExportMemberFunctions; |
12883 | |
12884 | private: |
12885 | int ParsingClassDepth = 0; |
12886 | |
12887 | class SavePendingParsedClassStateRAII { |
12888 | public: |
12889 | SavePendingParsedClassStateRAII(Sema &S) : S(S) { swapSavedState(); } |
12890 | |
12891 | ~SavePendingParsedClassStateRAII() { |
12892 | assert(S.DelayedOverridingExceptionSpecChecks.empty() && |
12893 | "there shouldn't be any pending delayed exception spec checks"); |
12894 | assert(S.DelayedEquivalentExceptionSpecChecks.empty() && |
12895 | "there shouldn't be any pending delayed exception spec checks"); |
12896 | swapSavedState(); |
12897 | } |
12898 | |
12899 | private: |
12900 | Sema &S; |
12901 | decltype(DelayedOverridingExceptionSpecChecks) |
12902 | SavedOverridingExceptionSpecChecks; |
12903 | decltype(DelayedEquivalentExceptionSpecChecks) |
12904 | SavedEquivalentExceptionSpecChecks; |
12905 | |
12906 | void swapSavedState() { |
12907 | SavedOverridingExceptionSpecChecks.swap( |
12908 | S.DelayedOverridingExceptionSpecChecks); |
12909 | SavedEquivalentExceptionSpecChecks.swap( |
12910 | S.DelayedEquivalentExceptionSpecChecks); |
12911 | } |
12912 | }; |
12913 | |
12914 | |
12915 | |
12916 | struct MisalignedMember { |
12917 | Expr *E; |
12918 | RecordDecl *RD; |
12919 | ValueDecl *MD; |
12920 | CharUnits Alignment; |
12921 | |
12922 | MisalignedMember() : E(), RD(), MD(), Alignment() {} |
12923 | MisalignedMember(Expr *E, RecordDecl *RD, ValueDecl *MD, |
12924 | CharUnits Alignment) |
12925 | : E(E), RD(RD), MD(MD), Alignment(Alignment) {} |
12926 | explicit MisalignedMember(Expr *E) |
12927 | : MisalignedMember(E, nullptr, nullptr, CharUnits()) {} |
12928 | |
12929 | bool operator==(const MisalignedMember &m) { return this->E == m.E; } |
12930 | }; |
12931 | |
12932 | |
12933 | SmallVector<MisalignedMember, 4> MisalignedMembers; |
12934 | |
12935 | |
12936 | void AddPotentialMisalignedMembers(Expr *E, RecordDecl *RD, ValueDecl *MD, |
12937 | CharUnits Alignment); |
12938 | |
12939 | public: |
12940 | |
12941 | |
12942 | |
12943 | void DiagnoseMisalignedMembers(); |
12944 | |
12945 | |
12946 | |
12947 | |
12948 | |
12949 | |
12950 | void DiscardMisalignedMemberAddress(const Type *T, Expr *E); |
12951 | |
12952 | |
12953 | |
12954 | |
12955 | void RefersToMemberWithReducedAlignment( |
12956 | Expr *E, |
12957 | llvm::function_ref<void(Expr *, RecordDecl *, FieldDecl *, CharUnits)> |
12958 | Action); |
12959 | |
12960 | |
12961 | |
12962 | enum class CallingConventionIgnoredReason { |
12963 | ForThisTarget = 0, |
12964 | VariadicFunction, |
12965 | ConstructorDestructor, |
12966 | BuiltinFunction |
12967 | }; |
12968 | |
12969 | |
12970 | |
12971 | |
12972 | |
12973 | |
12974 | |
12975 | |
12976 | |
12977 | |
12978 | |
12979 | |
12980 | |
12981 | |
12982 | |
12983 | |
12984 | |
12985 | |
12986 | SemaDiagnosticBuilder SYCLDiagIfDeviceCode(SourceLocation Loc, |
12987 | unsigned DiagID); |
12988 | |
12989 | |
12990 | |
12991 | |
12992 | |
12993 | |
12994 | |
12995 | |
12996 | |
12997 | |
12998 | |
12999 | |
13000 | |
13001 | |
13002 | bool checkSYCLDeviceFunction(SourceLocation Loc, FunctionDecl *Callee); |
13003 | }; |
13004 | |
13005 | |
13006 | class EnterExpressionEvaluationContext { |
13007 | Sema &Actions; |
13008 | bool Entered = true; |
13009 | |
13010 | public: |
13011 | EnterExpressionEvaluationContext( |
13012 | Sema &Actions, Sema::ExpressionEvaluationContext NewContext, |
13013 | Decl *LambdaContextDecl = nullptr, |
13014 | Sema::ExpressionEvaluationContextRecord::ExpressionKind ExprContext = |
13015 | Sema::ExpressionEvaluationContextRecord::EK_Other, |
13016 | bool ShouldEnter = true) |
13017 | : Actions(Actions), Entered(ShouldEnter) { |
13018 | if (Entered) |
13019 | Actions.PushExpressionEvaluationContext(NewContext, LambdaContextDecl, |
13020 | ExprContext); |
13021 | } |
13022 | EnterExpressionEvaluationContext( |
13023 | Sema &Actions, Sema::ExpressionEvaluationContext NewContext, |
13024 | Sema::ReuseLambdaContextDecl_t, |
13025 | Sema::ExpressionEvaluationContextRecord::ExpressionKind ExprContext = |
13026 | Sema::ExpressionEvaluationContextRecord::EK_Other) |
13027 | : Actions(Actions) { |
13028 | Actions.PushExpressionEvaluationContext( |
13029 | NewContext, Sema::ReuseLambdaContextDecl, ExprContext); |
13030 | } |
13031 | |
13032 | enum InitListTag { InitList }; |
13033 | EnterExpressionEvaluationContext(Sema &Actions, InitListTag, |
13034 | bool ShouldEnter = true) |
13035 | : Actions(Actions), Entered(false) { |
13036 | |
13037 | |
13038 | |
13039 | |
13040 | if (ShouldEnter && Actions.isUnevaluatedContext() && |
13041 | Actions.getLangOpts().CPlusPlus11) { |
13042 | Actions.PushExpressionEvaluationContext( |
13043 | Sema::ExpressionEvaluationContext::UnevaluatedList); |
13044 | Entered = true; |
13045 | } |
13046 | } |
13047 | |
13048 | ~EnterExpressionEvaluationContext() { |
13049 | if (Entered) |
13050 | Actions.PopExpressionEvaluationContext(); |
13051 | } |
13052 | }; |
13053 | |
13054 | DeductionFailureInfo |
13055 | MakeDeductionFailureInfo(ASTContext &Context, Sema::TemplateDeductionResult TDK, |
13056 | sema::TemplateDeductionInfo &Info); |
13057 | |
13058 | |
13059 | |
13060 | struct LateParsedTemplate { |
13061 | CachedTokens Toks; |
13062 | |
13063 | Decl *D; |
13064 | }; |
13065 | |
13066 | template <> |
13067 | void Sema::PragmaStack<Sema::AlignPackInfo>::Act(SourceLocation PragmaLocation, |
13068 | PragmaMsStackAction Action, |
13069 | llvm::StringRef StackSlotLabel, |
13070 | AlignPackInfo Value); |
13071 | |
13072 | } |
13073 | |
13074 | namespace llvm { |
13075 | |
13076 | |
13077 | template <> struct DenseMapInfo<clang::Sema::FunctionDeclAndLoc> { |
13078 | using FunctionDeclAndLoc = clang::Sema::FunctionDeclAndLoc; |
13079 | using FDBaseInfo = DenseMapInfo<clang::CanonicalDeclPtr<clang::FunctionDecl>>; |
13080 | |
13081 | static FunctionDeclAndLoc getEmptyKey() { |
13082 | return {FDBaseInfo::getEmptyKey(), clang::SourceLocation()}; |
13083 | } |
13084 | |
13085 | static FunctionDeclAndLoc getTombstoneKey() { |
13086 | return {FDBaseInfo::getTombstoneKey(), clang::SourceLocation()}; |
13087 | } |
13088 | |
13089 | static unsigned getHashValue(const FunctionDeclAndLoc &FDL) { |
13090 | return hash_combine(FDBaseInfo::getHashValue(FDL.FD), |
13091 | FDL.Loc.getHashValue()); |
13092 | } |
13093 | |
13094 | static bool isEqual(const FunctionDeclAndLoc &LHS, |
13095 | const FunctionDeclAndLoc &RHS) { |
13096 | return LHS.FD == RHS.FD && LHS.Loc == RHS.Loc; |
13097 | } |
13098 | }; |
13099 | } |
13100 | |
13101 | #endif |