Bug Summary

File:build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/clang/lib/Basic/Diagnostic.cpp
Warning:line 702, column 31
Division by zero

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name Diagnostic.cpp -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 -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -ffunction-sections -fdata-sections -fcoverage-compilation-dir=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/build-llvm -resource-dir /usr/lib/llvm-16/lib/clang/16.0.0 -D _DEBUG -D _GNU_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -I tools/clang/lib/Basic -I /build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/clang/lib/Basic -I /build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/clang/include -I tools/clang/include -I include -I /build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/llvm/include -D _FORTIFY_SOURCE=2 -D NDEBUG -U 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-16/lib/clang/16.0.0/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 -fmacro-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/build-llvm=build-llvm -fmacro-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/= -fcoverage-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/build-llvm=build-llvm -fcoverage-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/= -O3 -Wno-unused-command-line-argument -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++17 -fdeprecated-macro -fdebug-compilation-dir=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/build-llvm -fdebug-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/build-llvm=build-llvm -fdebug-prefix-map=/build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/= -ferror-limit 19 -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -fcolor-diagnostics -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-2022-08-17-052721-121489-1 -x c++ /build/llvm-toolchain-snapshot-16~++20220816100716+b5a18de65169/clang/lib/Basic/Diagnostic.cpp
1//===- Diagnostic.cpp - C Language Family Diagnostic Handling -------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file implements the Diagnostic-related interfaces.
10//
11//===----------------------------------------------------------------------===//
12
13#include "clang/Basic/Diagnostic.h"
14#include "clang/Basic/CharInfo.h"
15#include "clang/Basic/DiagnosticError.h"
16#include "clang/Basic/DiagnosticIDs.h"
17#include "clang/Basic/DiagnosticOptions.h"
18#include "clang/Basic/IdentifierTable.h"
19#include "clang/Basic/PartialDiagnostic.h"
20#include "clang/Basic/SourceLocation.h"
21#include "clang/Basic/SourceManager.h"
22#include "clang/Basic/Specifiers.h"
23#include "clang/Basic/TokenKinds.h"
24#include "llvm/ADT/SmallString.h"
25#include "llvm/ADT/SmallVector.h"
26#include "llvm/ADT/StringExtras.h"
27#include "llvm/ADT/StringRef.h"
28#include "llvm/Support/ConvertUTF.h"
29#include "llvm/Support/CrashRecoveryContext.h"
30#include "llvm/Support/Unicode.h"
31#include "llvm/Support/raw_ostream.h"
32#include <algorithm>
33#include <cassert>
34#include <cstddef>
35#include <cstdint>
36#include <cstring>
37#include <limits>
38#include <string>
39#include <utility>
40#include <vector>
41
42using namespace clang;
43
44const StreamingDiagnostic &clang::operator<<(const StreamingDiagnostic &DB,
45 DiagNullabilityKind nullability) {
46 StringRef string;
47 switch (nullability.first) {
48 case NullabilityKind::NonNull:
49 string = nullability.second ? "'nonnull'" : "'_Nonnull'";
50 break;
51
52 case NullabilityKind::Nullable:
53 string = nullability.second ? "'nullable'" : "'_Nullable'";
54 break;
55
56 case NullabilityKind::Unspecified:
57 string = nullability.second ? "'null_unspecified'" : "'_Null_unspecified'";
58 break;
59
60 case NullabilityKind::NullableResult:
61 assert(!nullability.second &&(static_cast <bool> (!nullability.second && "_Nullable_result isn't supported as context-sensitive keyword"
) ? void (0) : __assert_fail ("!nullability.second && \"_Nullable_result isn't supported as context-sensitive keyword\""
, "clang/lib/Basic/Diagnostic.cpp", 62, __extension__ __PRETTY_FUNCTION__
))
62 "_Nullable_result isn't supported as context-sensitive keyword")(static_cast <bool> (!nullability.second && "_Nullable_result isn't supported as context-sensitive keyword"
) ? void (0) : __assert_fail ("!nullability.second && \"_Nullable_result isn't supported as context-sensitive keyword\""
, "clang/lib/Basic/Diagnostic.cpp", 62, __extension__ __PRETTY_FUNCTION__
))
;
63 string = "_Nullable_result";
64 break;
65 }
66
67 DB.AddString(string);
68 return DB;
69}
70
71const StreamingDiagnostic &clang::operator<<(const StreamingDiagnostic &DB,
72 llvm::Error &&E) {
73 DB.AddString(toString(std::move(E)));
74 return DB;
75}
76
77static void DummyArgToStringFn(DiagnosticsEngine::ArgumentKind AK, intptr_t QT,
78 StringRef Modifier, StringRef Argument,
79 ArrayRef<DiagnosticsEngine::ArgumentValue> PrevArgs,
80 SmallVectorImpl<char> &Output,
81 void *Cookie,
82 ArrayRef<intptr_t> QualTypeVals) {
83 StringRef Str = "<can't format argument>";
84 Output.append(Str.begin(), Str.end());
85}
86
87DiagnosticsEngine::DiagnosticsEngine(
88 IntrusiveRefCntPtr<DiagnosticIDs> diags,
89 IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts, DiagnosticConsumer *client,
90 bool ShouldOwnClient)
91 : Diags(std::move(diags)), DiagOpts(std::move(DiagOpts)) {
92 setClient(client, ShouldOwnClient);
93 ArgToStringFn = DummyArgToStringFn;
94
95 Reset();
96}
97
98DiagnosticsEngine::~DiagnosticsEngine() {
99 // If we own the diagnostic client, destroy it first so that it can access the
100 // engine from its destructor.
101 setClient(nullptr);
102}
103
104void DiagnosticsEngine::dump() const {
105 DiagStatesByLoc.dump(*SourceMgr);
106}
107
108void DiagnosticsEngine::dump(StringRef DiagName) const {
109 DiagStatesByLoc.dump(*SourceMgr, DiagName);
110}
111
112void DiagnosticsEngine::setClient(DiagnosticConsumer *client,
113 bool ShouldOwnClient) {
114 Owner.reset(ShouldOwnClient ? client : nullptr);
115 Client = client;
116}
117
118void DiagnosticsEngine::pushMappings(SourceLocation Loc) {
119 DiagStateOnPushStack.push_back(GetCurDiagState());
120}
121
122bool DiagnosticsEngine::popMappings(SourceLocation Loc) {
123 if (DiagStateOnPushStack.empty())
124 return false;
125
126 if (DiagStateOnPushStack.back() != GetCurDiagState()) {
127 // State changed at some point between push/pop.
128 PushDiagStatePoint(DiagStateOnPushStack.back(), Loc);
129 }
130 DiagStateOnPushStack.pop_back();
131 return true;
132}
133
134void DiagnosticsEngine::Reset(bool soft /*=false*/) {
135 ErrorOccurred = false;
136 UncompilableErrorOccurred = false;
137 FatalErrorOccurred = false;
138 UnrecoverableErrorOccurred = false;
139
140 NumWarnings = 0;
141 NumErrors = 0;
142 TrapNumErrorsOccurred = 0;
143 TrapNumUnrecoverableErrorsOccurred = 0;
144
145 CurDiagID = std::numeric_limits<unsigned>::max();
146 LastDiagLevel = DiagnosticIDs::Ignored;
147 DelayedDiagID = 0;
148
149 if (!soft) {
150 // Clear state related to #pragma diagnostic.
151 DiagStates.clear();
152 DiagStatesByLoc.clear();
153 DiagStateOnPushStack.clear();
154
155 // Create a DiagState and DiagStatePoint representing diagnostic changes
156 // through command-line.
157 DiagStates.emplace_back();
158 DiagStatesByLoc.appendFirst(&DiagStates.back());
159 }
160}
161
162void DiagnosticsEngine::SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1,
163 StringRef Arg2, StringRef Arg3) {
164 if (DelayedDiagID)
165 return;
166
167 DelayedDiagID = DiagID;
168 DelayedDiagArg1 = Arg1.str();
169 DelayedDiagArg2 = Arg2.str();
170 DelayedDiagArg3 = Arg3.str();
171}
172
173void DiagnosticsEngine::ReportDelayed() {
174 unsigned ID = DelayedDiagID;
175 DelayedDiagID = 0;
176 Report(ID) << DelayedDiagArg1 << DelayedDiagArg2 << DelayedDiagArg3;
177}
178
179void DiagnosticsEngine::DiagStateMap::appendFirst(DiagState *State) {
180 assert(Files.empty() && "not first")(static_cast <bool> (Files.empty() && "not first"
) ? void (0) : __assert_fail ("Files.empty() && \"not first\""
, "clang/lib/Basic/Diagnostic.cpp", 180, __extension__ __PRETTY_FUNCTION__
))
;
181 FirstDiagState = CurDiagState = State;
182 CurDiagStateLoc = SourceLocation();
183}
184
185void DiagnosticsEngine::DiagStateMap::append(SourceManager &SrcMgr,
186 SourceLocation Loc,
187 DiagState *State) {
188 CurDiagState = State;
189 CurDiagStateLoc = Loc;
190
191 std::pair<FileID, unsigned> Decomp = SrcMgr.getDecomposedLoc(Loc);
192 unsigned Offset = Decomp.second;
193 for (File *F = getFile(SrcMgr, Decomp.first); F;
194 Offset = F->ParentOffset, F = F->Parent) {
195 F->HasLocalTransitions = true;
196 auto &Last = F->StateTransitions.back();
197 assert(Last.Offset <= Offset && "state transitions added out of order")(static_cast <bool> (Last.Offset <= Offset &&
"state transitions added out of order") ? void (0) : __assert_fail
("Last.Offset <= Offset && \"state transitions added out of order\""
, "clang/lib/Basic/Diagnostic.cpp", 197, __extension__ __PRETTY_FUNCTION__
))
;
198
199 if (Last.Offset == Offset) {
200 if (Last.State == State)
201 break;
202 Last.State = State;
203 continue;
204 }
205
206 F->StateTransitions.push_back({State, Offset});
207 }
208}
209
210DiagnosticsEngine::DiagState *
211DiagnosticsEngine::DiagStateMap::lookup(SourceManager &SrcMgr,
212 SourceLocation Loc) const {
213 // Common case: we have not seen any diagnostic pragmas.
214 if (Files.empty())
215 return FirstDiagState;
216
217 std::pair<FileID, unsigned> Decomp = SrcMgr.getDecomposedLoc(Loc);
218 const File *F = getFile(SrcMgr, Decomp.first);
219 return F->lookup(Decomp.second);
220}
221
222DiagnosticsEngine::DiagState *
223DiagnosticsEngine::DiagStateMap::File::lookup(unsigned Offset) const {
224 auto OnePastIt =
225 llvm::partition_point(StateTransitions, [=](const DiagStatePoint &P) {
226 return P.Offset <= Offset;
227 });
228 assert(OnePastIt != StateTransitions.begin() && "missing initial state")(static_cast <bool> (OnePastIt != StateTransitions.begin
() && "missing initial state") ? void (0) : __assert_fail
("OnePastIt != StateTransitions.begin() && \"missing initial state\""
, "clang/lib/Basic/Diagnostic.cpp", 228, __extension__ __PRETTY_FUNCTION__
))
;
229 return OnePastIt[-1].State;
230}
231
232DiagnosticsEngine::DiagStateMap::File *
233DiagnosticsEngine::DiagStateMap::getFile(SourceManager &SrcMgr,
234 FileID ID) const {
235 // Get or insert the File for this ID.
236 auto Range = Files.equal_range(ID);
237 if (Range.first != Range.second)
238 return &Range.first->second;
239 auto &F = Files.insert(Range.first, std::make_pair(ID, File()))->second;
240
241 // We created a new File; look up the diagnostic state at the start of it and
242 // initialize it.
243 if (ID.isValid()) {
244 std::pair<FileID, unsigned> Decomp = SrcMgr.getDecomposedIncludedLoc(ID);
245 F.Parent = getFile(SrcMgr, Decomp.first);
246 F.ParentOffset = Decomp.second;
247 F.StateTransitions.push_back({F.Parent->lookup(Decomp.second), 0});
248 } else {
249 // This is the (imaginary) root file into which we pretend all top-level
250 // files are included; it descends from the initial state.
251 //
252 // FIXME: This doesn't guarantee that we use the same ordering as
253 // isBeforeInTranslationUnit in the cases where someone invented another
254 // top-level file and added diagnostic pragmas to it. See the code at the
255 // end of isBeforeInTranslationUnit for the quirks it deals with.
256 F.StateTransitions.push_back({FirstDiagState, 0});
257 }
258 return &F;
259}
260
261void DiagnosticsEngine::DiagStateMap::dump(SourceManager &SrcMgr,
262 StringRef DiagName) const {
263 llvm::errs() << "diagnostic state at ";
264 CurDiagStateLoc.print(llvm::errs(), SrcMgr);
265 llvm::errs() << ": " << CurDiagState << "\n";
266
267 for (auto &F : Files) {
268 FileID ID = F.first;
269 File &File = F.second;
270
271 bool PrintedOuterHeading = false;
272 auto PrintOuterHeading = [&] {
273 if (PrintedOuterHeading) return;
274 PrintedOuterHeading = true;
275
276 llvm::errs() << "File " << &File << " <FileID " << ID.getHashValue()
277 << ">: " << SrcMgr.getBufferOrFake(ID).getBufferIdentifier();
278
279 if (F.second.Parent) {
280 std::pair<FileID, unsigned> Decomp =
281 SrcMgr.getDecomposedIncludedLoc(ID);
282 assert(File.ParentOffset == Decomp.second)(static_cast <bool> (File.ParentOffset == Decomp.second
) ? void (0) : __assert_fail ("File.ParentOffset == Decomp.second"
, "clang/lib/Basic/Diagnostic.cpp", 282, __extension__ __PRETTY_FUNCTION__
))
;
283 llvm::errs() << " parent " << File.Parent << " <FileID "
284 << Decomp.first.getHashValue() << "> ";
285 SrcMgr.getLocForStartOfFile(Decomp.first)
286 .getLocWithOffset(Decomp.second)
287 .print(llvm::errs(), SrcMgr);
288 }
289 if (File.HasLocalTransitions)
290 llvm::errs() << " has_local_transitions";
291 llvm::errs() << "\n";
292 };
293
294 if (DiagName.empty())
295 PrintOuterHeading();
296
297 for (DiagStatePoint &Transition : File.StateTransitions) {
298 bool PrintedInnerHeading = false;
299 auto PrintInnerHeading = [&] {
300 if (PrintedInnerHeading) return;
301 PrintedInnerHeading = true;
302
303 PrintOuterHeading();
304 llvm::errs() << " ";
305 SrcMgr.getLocForStartOfFile(ID)
306 .getLocWithOffset(Transition.Offset)
307 .print(llvm::errs(), SrcMgr);
308 llvm::errs() << ": state " << Transition.State << ":\n";
309 };
310
311 if (DiagName.empty())
312 PrintInnerHeading();
313
314 for (auto &Mapping : *Transition.State) {
315 StringRef Option =
316 DiagnosticIDs::getWarningOptionForDiag(Mapping.first);
317 if (!DiagName.empty() && DiagName != Option)
318 continue;
319
320 PrintInnerHeading();
321 llvm::errs() << " ";
322 if (Option.empty())
323 llvm::errs() << "<unknown " << Mapping.first << ">";
324 else
325 llvm::errs() << Option;
326 llvm::errs() << ": ";
327
328 switch (Mapping.second.getSeverity()) {
329 case diag::Severity::Ignored: llvm::errs() << "ignored"; break;
330 case diag::Severity::Remark: llvm::errs() << "remark"; break;
331 case diag::Severity::Warning: llvm::errs() << "warning"; break;
332 case diag::Severity::Error: llvm::errs() << "error"; break;
333 case diag::Severity::Fatal: llvm::errs() << "fatal"; break;
334 }
335
336 if (!Mapping.second.isUser())
337 llvm::errs() << " default";
338 if (Mapping.second.isPragma())
339 llvm::errs() << " pragma";
340 if (Mapping.second.hasNoWarningAsError())
341 llvm::errs() << " no-error";
342 if (Mapping.second.hasNoErrorAsFatal())
343 llvm::errs() << " no-fatal";
344 if (Mapping.second.wasUpgradedFromWarning())
345 llvm::errs() << " overruled";
346 llvm::errs() << "\n";
347 }
348 }
349 }
350}
351
352void DiagnosticsEngine::PushDiagStatePoint(DiagState *State,
353 SourceLocation Loc) {
354 assert(Loc.isValid() && "Adding invalid loc point")(static_cast <bool> (Loc.isValid() && "Adding invalid loc point"
) ? void (0) : __assert_fail ("Loc.isValid() && \"Adding invalid loc point\""
, "clang/lib/Basic/Diagnostic.cpp", 354, __extension__ __PRETTY_FUNCTION__
))
;
355 DiagStatesByLoc.append(*SourceMgr, Loc, State);
356}
357
358void DiagnosticsEngine::setSeverity(diag::kind Diag, diag::Severity Map,
359 SourceLocation L) {
360 assert(Diag < diag::DIAG_UPPER_LIMIT &&(static_cast <bool> (Diag < diag::DIAG_UPPER_LIMIT &&
"Can only map builtin diagnostics") ? void (0) : __assert_fail
("Diag < diag::DIAG_UPPER_LIMIT && \"Can only map builtin diagnostics\""
, "clang/lib/Basic/Diagnostic.cpp", 361, __extension__ __PRETTY_FUNCTION__
))
361 "Can only map builtin diagnostics")(static_cast <bool> (Diag < diag::DIAG_UPPER_LIMIT &&
"Can only map builtin diagnostics") ? void (0) : __assert_fail
("Diag < diag::DIAG_UPPER_LIMIT && \"Can only map builtin diagnostics\""
, "clang/lib/Basic/Diagnostic.cpp", 361, __extension__ __PRETTY_FUNCTION__
))
;
362 assert((Diags->isBuiltinWarningOrExtension(Diag) ||(static_cast <bool> ((Diags->isBuiltinWarningOrExtension
(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity
::Error)) && "Cannot map errors into warnings!") ? void
(0) : __assert_fail ("(Diags->isBuiltinWarningOrExtension(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity::Error)) && \"Cannot map errors into warnings!\""
, "clang/lib/Basic/Diagnostic.cpp", 364, __extension__ __PRETTY_FUNCTION__
))
363 (Map == diag::Severity::Fatal || Map == diag::Severity::Error)) &&(static_cast <bool> ((Diags->isBuiltinWarningOrExtension
(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity
::Error)) && "Cannot map errors into warnings!") ? void
(0) : __assert_fail ("(Diags->isBuiltinWarningOrExtension(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity::Error)) && \"Cannot map errors into warnings!\""
, "clang/lib/Basic/Diagnostic.cpp", 364, __extension__ __PRETTY_FUNCTION__
))
364 "Cannot map errors into warnings!")(static_cast <bool> ((Diags->isBuiltinWarningOrExtension
(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity
::Error)) && "Cannot map errors into warnings!") ? void
(0) : __assert_fail ("(Diags->isBuiltinWarningOrExtension(Diag) || (Map == diag::Severity::Fatal || Map == diag::Severity::Error)) && \"Cannot map errors into warnings!\""
, "clang/lib/Basic/Diagnostic.cpp", 364, __extension__ __PRETTY_FUNCTION__
))
;
365 assert((L.isInvalid() || SourceMgr) && "No SourceMgr for valid location")(static_cast <bool> ((L.isInvalid() || SourceMgr) &&
"No SourceMgr for valid location") ? void (0) : __assert_fail
("(L.isInvalid() || SourceMgr) && \"No SourceMgr for valid location\""
, "clang/lib/Basic/Diagnostic.cpp", 365, __extension__ __PRETTY_FUNCTION__
))
;
366
367 // Don't allow a mapping to a warning override an error/fatal mapping.
368 bool WasUpgradedFromWarning = false;
369 if (Map == diag::Severity::Warning) {
370 DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(Diag);
371 if (Info.getSeverity() == diag::Severity::Error ||
372 Info.getSeverity() == diag::Severity::Fatal) {
373 Map = Info.getSeverity();
374 WasUpgradedFromWarning = true;
375 }
376 }
377 DiagnosticMapping Mapping = makeUserMapping(Map, L);
378 Mapping.setUpgradedFromWarning(WasUpgradedFromWarning);
379
380 // Make sure we propagate the NoWarningAsError flag from an existing
381 // mapping (which may be the default mapping).
382 DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(Diag);
383 Mapping.setNoWarningAsError(Info.hasNoWarningAsError() ||
384 Mapping.hasNoWarningAsError());
385
386 // Common case; setting all the diagnostics of a group in one place.
387 if ((L.isInvalid() || L == DiagStatesByLoc.getCurDiagStateLoc()) &&
388 DiagStatesByLoc.getCurDiagState()) {
389 // FIXME: This is theoretically wrong: if the current state is shared with
390 // some other location (via push/pop) we will change the state for that
391 // other location as well. This cannot currently happen, as we can't update
392 // the diagnostic state at the same location at which we pop.
393 DiagStatesByLoc.getCurDiagState()->setMapping(Diag, Mapping);
394 return;
395 }
396
397 // A diagnostic pragma occurred, create a new DiagState initialized with
398 // the current one and a new DiagStatePoint to record at which location
399 // the new state became active.
400 DiagStates.push_back(*GetCurDiagState());
401 DiagStates.back().setMapping(Diag, Mapping);
402 PushDiagStatePoint(&DiagStates.back(), L);
403}
404
405bool DiagnosticsEngine::setSeverityForGroup(diag::Flavor Flavor,
406 StringRef Group, diag::Severity Map,
407 SourceLocation Loc) {
408 // Get the diagnostics in this group.
409 SmallVector<diag::kind, 256> GroupDiags;
410 if (Diags->getDiagnosticsInGroup(Flavor, Group, GroupDiags))
411 return true;
412
413 // Set the mapping.
414 for (diag::kind Diag : GroupDiags)
415 setSeverity(Diag, Map, Loc);
416
417 return false;
418}
419
420bool DiagnosticsEngine::setSeverityForGroup(diag::Flavor Flavor,
421 diag::Group Group,
422 diag::Severity Map,
423 SourceLocation Loc) {
424 return setSeverityForGroup(Flavor, Diags->getWarningOptionForGroup(Group),
425 Map, Loc);
426}
427
428bool DiagnosticsEngine::setDiagnosticGroupWarningAsError(StringRef Group,
429 bool Enabled) {
430 // If we are enabling this feature, just set the diagnostic mappings to map to
431 // errors.
432 if (Enabled)
433 return setSeverityForGroup(diag::Flavor::WarningOrError, Group,
434 diag::Severity::Error);
435
436 // Otherwise, we want to set the diagnostic mapping's "no Werror" bit, and
437 // potentially downgrade anything already mapped to be a warning.
438
439 // Get the diagnostics in this group.
440 SmallVector<diag::kind, 8> GroupDiags;
441 if (Diags->getDiagnosticsInGroup(diag::Flavor::WarningOrError, Group,
442 GroupDiags))
443 return true;
444
445 // Perform the mapping change.
446 for (diag::kind Diag : GroupDiags) {
447 DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(Diag);
448
449 if (Info.getSeverity() == diag::Severity::Error ||
450 Info.getSeverity() == diag::Severity::Fatal)
451 Info.setSeverity(diag::Severity::Warning);
452
453 Info.setNoWarningAsError(true);
454 }
455
456 return false;
457}
458
459bool DiagnosticsEngine::setDiagnosticGroupErrorAsFatal(StringRef Group,
460 bool Enabled) {
461 // If we are enabling this feature, just set the diagnostic mappings to map to
462 // fatal errors.
463 if (Enabled)
464 return setSeverityForGroup(diag::Flavor::WarningOrError, Group,
465 diag::Severity::Fatal);
466
467 // Otherwise, we want to set the diagnostic mapping's "no Wfatal-errors" bit,
468 // and potentially downgrade anything already mapped to be a fatal error.
469
470 // Get the diagnostics in this group.
471 SmallVector<diag::kind, 8> GroupDiags;
472 if (Diags->getDiagnosticsInGroup(diag::Flavor::WarningOrError, Group,
473 GroupDiags))
474 return true;
475
476 // Perform the mapping change.
477 for (diag::kind Diag : GroupDiags) {
478 DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(Diag);
479
480 if (Info.getSeverity() == diag::Severity::Fatal)
481 Info.setSeverity(diag::Severity::Error);
482
483 Info.setNoErrorAsFatal(true);
484 }
485
486 return false;
487}
488
489void DiagnosticsEngine::setSeverityForAll(diag::Flavor Flavor,
490 diag::Severity Map,
491 SourceLocation Loc) {
492 // Get all the diagnostics.
493 std::vector<diag::kind> AllDiags;
494 DiagnosticIDs::getAllDiagnostics(Flavor, AllDiags);
495
496 // Set the mapping.
497 for (diag::kind Diag : AllDiags)
498 if (Diags->isBuiltinWarningOrExtension(Diag))
499 setSeverity(Diag, Map, Loc);
500}
501
502void DiagnosticsEngine::Report(const StoredDiagnostic &storedDiag) {
503 assert(CurDiagID == std::numeric_limits<unsigned>::max() &&(static_cast <bool> (CurDiagID == std::numeric_limits<
unsigned>::max() && "Multiple diagnostics in flight at once!"
) ? void (0) : __assert_fail ("CurDiagID == std::numeric_limits<unsigned>::max() && \"Multiple diagnostics in flight at once!\""
, "clang/lib/Basic/Diagnostic.cpp", 504, __extension__ __PRETTY_FUNCTION__
))
504 "Multiple diagnostics in flight at once!")(static_cast <bool> (CurDiagID == std::numeric_limits<
unsigned>::max() && "Multiple diagnostics in flight at once!"
) ? void (0) : __assert_fail ("CurDiagID == std::numeric_limits<unsigned>::max() && \"Multiple diagnostics in flight at once!\""
, "clang/lib/Basic/Diagnostic.cpp", 504, __extension__ __PRETTY_FUNCTION__
))
;
505
506 CurDiagLoc = storedDiag.getLocation();
507 CurDiagID = storedDiag.getID();
508 DiagStorage.NumDiagArgs = 0;
509
510 DiagStorage.DiagRanges.clear();
511 DiagStorage.DiagRanges.append(storedDiag.range_begin(),
512 storedDiag.range_end());
513
514 DiagStorage.FixItHints.clear();
515 DiagStorage.FixItHints.append(storedDiag.fixit_begin(),
516 storedDiag.fixit_end());
517
518 assert(Client && "DiagnosticConsumer not set!")(static_cast <bool> (Client && "DiagnosticConsumer not set!"
) ? void (0) : __assert_fail ("Client && \"DiagnosticConsumer not set!\""
, "clang/lib/Basic/Diagnostic.cpp", 518, __extension__ __PRETTY_FUNCTION__
))
;
519 Level DiagLevel = storedDiag.getLevel();
520 Diagnostic Info(this, storedDiag.getMessage());
521 Client->HandleDiagnostic(DiagLevel, Info);
522 if (Client->IncludeInDiagnosticCounts()) {
523 if (DiagLevel == DiagnosticsEngine::Warning)
524 ++NumWarnings;
525 }
526
527 CurDiagID = std::numeric_limits<unsigned>::max();
528}
529
530bool DiagnosticsEngine::EmitCurrentDiagnostic(bool Force) {
531 assert(getClient() && "DiagnosticClient not set!")(static_cast <bool> (getClient() && "DiagnosticClient not set!"
) ? void (0) : __assert_fail ("getClient() && \"DiagnosticClient not set!\""
, "clang/lib/Basic/Diagnostic.cpp", 531, __extension__ __PRETTY_FUNCTION__
))
;
532
533 bool Emitted;
534 if (Force) {
535 Diagnostic Info(this);
536
537 // Figure out the diagnostic level of this message.
538 DiagnosticIDs::Level DiagLevel
539 = Diags->getDiagnosticLevel(Info.getID(), Info.getLocation(), *this);
540
541 Emitted = (DiagLevel != DiagnosticIDs::Ignored);
542 if (Emitted) {
543 // Emit the diagnostic regardless of suppression level.
544 Diags->EmitDiag(*this, DiagLevel);
545 }
546 } else {
547 // Process the diagnostic, sending the accumulated information to the
548 // DiagnosticConsumer.
549 Emitted = ProcessDiag();
550 }
551
552 // Clear out the current diagnostic object.
553 Clear();
554
555 // If there was a delayed diagnostic, emit it now.
556 if (!Force && DelayedDiagID)
557 ReportDelayed();
558
559 return Emitted;
560}
561
562DiagnosticConsumer::~DiagnosticConsumer() = default;
563
564void DiagnosticConsumer::HandleDiagnostic(DiagnosticsEngine::Level DiagLevel,
565 const Diagnostic &Info) {
566 if (!IncludeInDiagnosticCounts())
567 return;
568
569 if (DiagLevel == DiagnosticsEngine::Warning)
570 ++NumWarnings;
571 else if (DiagLevel >= DiagnosticsEngine::Error)
572 ++NumErrors;
573}
574
575/// ModifierIs - Return true if the specified modifier matches specified string.
576template <std::size_t StrLen>
577static bool ModifierIs(const char *Modifier, unsigned ModifierLen,
578 const char (&Str)[StrLen]) {
579 return StrLen-1 == ModifierLen && memcmp(Modifier, Str, StrLen-1) == 0;
580}
581
582/// ScanForward - Scans forward, looking for the given character, skipping
583/// nested clauses and escaped characters.
584static const char *ScanFormat(const char *I, const char *E, char Target) {
585 unsigned Depth = 0;
586
587 for ( ; I != E; ++I) {
588 if (Depth == 0 && *I == Target) return I;
589 if (Depth != 0 && *I == '}') Depth--;
590
591 if (*I == '%') {
592 I++;
593 if (I == E) break;
594
595 // Escaped characters get implicitly skipped here.
596
597 // Format specifier.
598 if (!isDigit(*I) && !isPunctuation(*I)) {
599 for (I++; I != E && !isDigit(*I) && *I != '{'; I++) ;
600 if (I == E) break;
601 if (*I == '{')
602 Depth++;
603 }
604 }
605 }
606 return E;
607}
608
609/// HandleSelectModifier - Handle the integer 'select' modifier. This is used
610/// like this: %select{foo|bar|baz}2. This means that the integer argument
611/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'.
612/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'.
613/// This is very useful for certain classes of variant diagnostics.
614static void HandleSelectModifier(const Diagnostic &DInfo, unsigned ValNo,
615 const char *Argument, unsigned ArgumentLen,
616 SmallVectorImpl<char> &OutStr) {
617 const char *ArgumentEnd = Argument+ArgumentLen;
618
619 // Skip over 'ValNo' |'s.
620 while (ValNo) {
621 const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|');
622 assert(NextVal != ArgumentEnd && "Value for integer select modifier was"(static_cast <bool> (NextVal != ArgumentEnd && "Value for integer select modifier was"
" larger than the number of options in the diagnostic string!"
) ? void (0) : __assert_fail ("NextVal != ArgumentEnd && \"Value for integer select modifier was\" \" larger than the number of options in the diagnostic string!\""
, "clang/lib/Basic/Diagnostic.cpp", 623, __extension__ __PRETTY_FUNCTION__
))
623 " larger than the number of options in the diagnostic string!")(static_cast <bool> (NextVal != ArgumentEnd && "Value for integer select modifier was"
" larger than the number of options in the diagnostic string!"
) ? void (0) : __assert_fail ("NextVal != ArgumentEnd && \"Value for integer select modifier was\" \" larger than the number of options in the diagnostic string!\""
, "clang/lib/Basic/Diagnostic.cpp", 623, __extension__ __PRETTY_FUNCTION__
))
;
624 Argument = NextVal+1; // Skip this string.
625 --ValNo;
626 }
627
628 // Get the end of the value. This is either the } or the |.
629 const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|');
630
631 // Recursively format the result of the select clause into the output string.
632 DInfo.FormatDiagnostic(Argument, EndPtr, OutStr);
633}
634
635/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the
636/// letter 's' to the string if the value is not 1. This is used in cases like
637/// this: "you idiot, you have %4 parameter%s4!".
638static void HandleIntegerSModifier(unsigned ValNo,
639 SmallVectorImpl<char> &OutStr) {
640 if (ValNo != 1)
641 OutStr.push_back('s');
642}
643
644/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This
645/// prints the ordinal form of the given integer, with 1 corresponding
646/// to the first ordinal. Currently this is hard-coded to use the
647/// English form.
648static void HandleOrdinalModifier(unsigned ValNo,
649 SmallVectorImpl<char> &OutStr) {
650 assert(ValNo != 0 && "ValNo must be strictly positive!")(static_cast <bool> (ValNo != 0 && "ValNo must be strictly positive!"
) ? void (0) : __assert_fail ("ValNo != 0 && \"ValNo must be strictly positive!\""
, "clang/lib/Basic/Diagnostic.cpp", 650, __extension__ __PRETTY_FUNCTION__
))
;
651
652 llvm::raw_svector_ostream Out(OutStr);
653
654 // We could use text forms for the first N ordinals, but the numeric
655 // forms are actually nicer in diagnostics because they stand out.
656 Out << ValNo << llvm::getOrdinalSuffix(ValNo);
657}
658
659/// PluralNumber - Parse an unsigned integer and advance Start.
660static unsigned PluralNumber(const char *&Start, const char *End) {
661 // Programming 101: Parse a decimal number :-)
662 unsigned Val = 0;
20
'Val' initialized to 0
663 while (Start
20.1
'Start' is not equal to 'End'
!= End && *Start >= '0' && *Start <= '9') {
21
Assuming the condition is true
22
Assuming the condition is false
23
Loop condition is false. Execution continues on line 668
664 Val *= 10;
665 Val += *Start - '0';
666 ++Start;
667 }
668 return Val;
24
Returning zero (loaded from 'Val')
669}
670
671/// TestPluralRange - Test if Val is in the parsed range. Modifies Start.
672static bool TestPluralRange(unsigned Val, const char *&Start, const char *End) {
673 if (*Start != '[') {
674 unsigned Ref = PluralNumber(Start, End);
675 return Ref == Val;
676 }
677
678 ++Start;
679 unsigned Low = PluralNumber(Start, End);
680 assert(*Start == ',' && "Bad plural expression syntax: expected ,")(static_cast <bool> (*Start == ',' && "Bad plural expression syntax: expected ,"
) ? void (0) : __assert_fail ("*Start == ',' && \"Bad plural expression syntax: expected ,\""
, "clang/lib/Basic/Diagnostic.cpp", 680, __extension__ __PRETTY_FUNCTION__
))
;
681 ++Start;
682 unsigned High = PluralNumber(Start, End);
683 assert(*Start == ']' && "Bad plural expression syntax: expected )")(static_cast <bool> (*Start == ']' && "Bad plural expression syntax: expected )"
) ? void (0) : __assert_fail ("*Start == ']' && \"Bad plural expression syntax: expected )\""
, "clang/lib/Basic/Diagnostic.cpp", 683, __extension__ __PRETTY_FUNCTION__
))
;
684 ++Start;
685 return Low <= Val && Val <= High;
686}
687
688/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier.
689static bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) {
690 // Empty condition?
691 if (*Start == ':')
15
Taking false branch
692 return true;
693
694 while (true) {
16
Loop condition is true. Entering loop body
695 char C = *Start;
696 if (C == '%') {
17
Assuming the condition is true
18
Taking true branch
697 // Modulo expression
698 ++Start;
699 unsigned Arg = PluralNumber(Start, End);
19
Calling 'PluralNumber'
25
Returning from 'PluralNumber'
26
'Arg' initialized to 0
700 assert(*Start == '=' && "Bad plural expression syntax: expected =")(static_cast <bool> (*Start == '=' && "Bad plural expression syntax: expected ="
) ? void (0) : __assert_fail ("*Start == '=' && \"Bad plural expression syntax: expected =\""
, "clang/lib/Basic/Diagnostic.cpp", 700, __extension__ __PRETTY_FUNCTION__
))
;
27
Assuming the condition is true
28
'?' condition is true
701 ++Start;
702 unsigned ValMod = ValNo % Arg;
29
Division by zero
703 if (TestPluralRange(ValMod, Start, End))
704 return true;
705 } else {
706 assert((C == '[' || (C >= '0' && C <= '9')) &&(static_cast <bool> ((C == '[' || (C >= '0' &&
C <= '9')) && "Bad plural expression syntax: unexpected character"
) ? void (0) : __assert_fail ("(C == '[' || (C >= '0' && C <= '9')) && \"Bad plural expression syntax: unexpected character\""
, "clang/lib/Basic/Diagnostic.cpp", 707, __extension__ __PRETTY_FUNCTION__
))
707 "Bad plural expression syntax: unexpected character")(static_cast <bool> ((C == '[' || (C >= '0' &&
C <= '9')) && "Bad plural expression syntax: unexpected character"
) ? void (0) : __assert_fail ("(C == '[' || (C >= '0' && C <= '9')) && \"Bad plural expression syntax: unexpected character\""
, "clang/lib/Basic/Diagnostic.cpp", 707, __extension__ __PRETTY_FUNCTION__
))
;
708 // Range expression
709 if (TestPluralRange(ValNo, Start, End))
710 return true;
711 }
712
713 // Scan for next or-expr part.
714 Start = std::find(Start, End, ',');
715 if (Start == End)
716 break;
717 ++Start;
718 }
719 return false;
720}
721
722/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used
723/// for complex plural forms, or in languages where all plurals are complex.
724/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are
725/// conditions that are tested in order, the form corresponding to the first
726/// that applies being emitted. The empty condition is always true, making the
727/// last form a default case.
728/// Conditions are simple boolean expressions, where n is the number argument.
729/// Here are the rules.
730/// condition := expression | empty
731/// empty := -> always true
732/// expression := numeric [',' expression] -> logical or
733/// numeric := range -> true if n in range
734/// | '%' number '=' range -> true if n % number in range
735/// range := number
736/// | '[' number ',' number ']' -> ranges are inclusive both ends
737///
738/// Here are some examples from the GNU gettext manual written in this form:
739/// English:
740/// {1:form0|:form1}
741/// Latvian:
742/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0}
743/// Gaeilge:
744/// {1:form0|2:form1|:form2}
745/// Romanian:
746/// {1:form0|0,%100=[1,19]:form1|:form2}
747/// Lithuanian:
748/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1}
749/// Russian (requires repeated form):
750/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2}
751/// Slovak
752/// {1:form0|[2,4]:form1|:form2}
753/// Polish (requires repeated form):
754/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2}
755static void HandlePluralModifier(const Diagnostic &DInfo, unsigned ValNo,
756 const char *Argument, unsigned ArgumentLen,
757 SmallVectorImpl<char> &OutStr) {
758 const char *ArgumentEnd = Argument + ArgumentLen;
759 while (true) {
760 assert(Argument < ArgumentEnd && "Plural expression didn't match.")(static_cast <bool> (Argument < ArgumentEnd &&
"Plural expression didn't match.") ? void (0) : __assert_fail
("Argument < ArgumentEnd && \"Plural expression didn't match.\""
, "clang/lib/Basic/Diagnostic.cpp", 760, __extension__ __PRETTY_FUNCTION__
))
;
1
Loop condition is true. Entering loop body
2
Assuming 'Argument' is < 'ArgumentEnd'
3
'?' condition is true
761 const char *ExprEnd = Argument;
762 while (*ExprEnd != ':') {
4
Assuming the condition is true
8
Assuming the condition is true
12
Assuming the condition is false
13
Loop condition is false. Execution continues on line 766
763 assert(ExprEnd != ArgumentEnd && "Plural missing expression end")(static_cast <bool> (ExprEnd != ArgumentEnd && "Plural missing expression end"
) ? void (0) : __assert_fail ("ExprEnd != ArgumentEnd && \"Plural missing expression end\""
, "clang/lib/Basic/Diagnostic.cpp", 763, __extension__ __PRETTY_FUNCTION__
))
;
5
Loop condition is true. Entering loop body
6
Assuming 'ExprEnd' is not equal to 'ArgumentEnd'
7
'?' condition is true
9
Loop condition is true. Entering loop body
10
Assuming 'ExprEnd' is not equal to 'ArgumentEnd'
11
'?' condition is true
764 ++ExprEnd;
765 }
766 if (EvalPluralExpr(ValNo, Argument, ExprEnd)) {
14
Calling 'EvalPluralExpr'
767 Argument = ExprEnd + 1;
768 ExprEnd = ScanFormat(Argument, ArgumentEnd, '|');
769
770 // Recursively format the result of the plural clause into the
771 // output string.
772 DInfo.FormatDiagnostic(Argument, ExprEnd, OutStr);
773 return;
774 }
775 Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1;
776 }
777}
778
779/// Returns the friendly description for a token kind that will appear
780/// without quotes in diagnostic messages. These strings may be translatable in
781/// future.
782static const char *getTokenDescForDiagnostic(tok::TokenKind Kind) {
783 switch (Kind) {
784 case tok::identifier:
785 return "identifier";
786 default:
787 return nullptr;
788 }
789}
790
791/// FormatDiagnostic - Format this diagnostic into a string, substituting the
792/// formal arguments into the %0 slots. The result is appended onto the Str
793/// array.
794void Diagnostic::
795FormatDiagnostic(SmallVectorImpl<char> &OutStr) const {
796 if (!StoredDiagMessage.empty()) {
797 OutStr.append(StoredDiagMessage.begin(), StoredDiagMessage.end());
798 return;
799 }
800
801 StringRef Diag =
802 getDiags()->getDiagnosticIDs()->getDescription(getID());
803
804 FormatDiagnostic(Diag.begin(), Diag.end(), OutStr);
805}
806
807/// pushEscapedString - Append Str to the diagnostic buffer,
808/// escaping non-printable characters and ill-formed code unit sequences.
809static void pushEscapedString(StringRef Str, SmallVectorImpl<char> &OutStr) {
810 OutStr.reserve(OutStr.size() + Str.size());
811 auto *Begin = reinterpret_cast<const unsigned char *>(Str.data());
812 llvm::raw_svector_ostream OutStream(OutStr);
813 const unsigned char *End = Begin + Str.size();
814 while (Begin != End) {
815 // ASCII case
816 if (isPrintable(*Begin) || isWhitespace(*Begin)) {
817 OutStream << *Begin;
818 ++Begin;
819 continue;
820 }
821 if (llvm::isLegalUTF8Sequence(Begin, End)) {
822 llvm::UTF32 CodepointValue;
823 llvm::UTF32 *CpPtr = &CodepointValue;
824 const unsigned char *CodepointBegin = Begin;
825 const unsigned char *CodepointEnd =
826 Begin + llvm::getNumBytesForUTF8(*Begin);
827 llvm::ConversionResult Res = llvm::ConvertUTF8toUTF32(
828 &Begin, CodepointEnd, &CpPtr, CpPtr + 1, llvm::strictConversion);
829 (void)Res;
830 assert((static_cast <bool> (llvm::conversionOK == Res &&
"the sequence is legal UTF-8 but we couldn't convert it to UTF-32"
) ? void (0) : __assert_fail ("llvm::conversionOK == Res && \"the sequence is legal UTF-8 but we couldn't convert it to UTF-32\""
, "clang/lib/Basic/Diagnostic.cpp", 832, __extension__ __PRETTY_FUNCTION__
))
831 llvm::conversionOK == Res &&(static_cast <bool> (llvm::conversionOK == Res &&
"the sequence is legal UTF-8 but we couldn't convert it to UTF-32"
) ? void (0) : __assert_fail ("llvm::conversionOK == Res && \"the sequence is legal UTF-8 but we couldn't convert it to UTF-32\""
, "clang/lib/Basic/Diagnostic.cpp", 832, __extension__ __PRETTY_FUNCTION__
))
832 "the sequence is legal UTF-8 but we couldn't convert it to UTF-32")(static_cast <bool> (llvm::conversionOK == Res &&
"the sequence is legal UTF-8 but we couldn't convert it to UTF-32"
) ? void (0) : __assert_fail ("llvm::conversionOK == Res && \"the sequence is legal UTF-8 but we couldn't convert it to UTF-32\""
, "clang/lib/Basic/Diagnostic.cpp", 832, __extension__ __PRETTY_FUNCTION__
))
;
833 assert(Begin == CodepointEnd &&(static_cast <bool> (Begin == CodepointEnd && "we must be further along in the string now"
) ? void (0) : __assert_fail ("Begin == CodepointEnd && \"we must be further along in the string now\""
, "clang/lib/Basic/Diagnostic.cpp", 834, __extension__ __PRETTY_FUNCTION__
))
834 "we must be further along in the string now")(static_cast <bool> (Begin == CodepointEnd && "we must be further along in the string now"
) ? void (0) : __assert_fail ("Begin == CodepointEnd && \"we must be further along in the string now\""
, "clang/lib/Basic/Diagnostic.cpp", 834, __extension__ __PRETTY_FUNCTION__
))
;
835 if (llvm::sys::unicode::isPrintable(CodepointValue) ||
836 llvm::sys::unicode::isFormatting(CodepointValue)) {
837 OutStr.append(CodepointBegin, CodepointEnd);
838 continue;
839 }
840 // Unprintable code point.
841 OutStream << "<U+" << llvm::format_hex_no_prefix(CodepointValue, 4, true)
842 << ">";
843 continue;
844 }
845 // Invalid code unit.
846 OutStream << "<" << llvm::format_hex_no_prefix(*Begin, 2, true) << ">";
847 ++Begin;
848 }
849}
850
851void Diagnostic::
852FormatDiagnostic(const char *DiagStr, const char *DiagEnd,
853 SmallVectorImpl<char> &OutStr) const {
854 // When the diagnostic string is only "%0", the entire string is being given
855 // by an outside source. Remove unprintable characters from this string
856 // and skip all the other string processing.
857 if (DiagEnd - DiagStr == 2 &&
858 StringRef(DiagStr, DiagEnd - DiagStr).equals("%0") &&
859 getArgKind(0) == DiagnosticsEngine::ak_std_string) {
860 const std::string &S = getArgStdStr(0);
861 pushEscapedString(S, OutStr);
862 return;
863 }
864
865 /// FormattedArgs - Keep track of all of the arguments formatted by
866 /// ConvertArgToString and pass them into subsequent calls to
867 /// ConvertArgToString, allowing the implementation to avoid redundancies in
868 /// obvious cases.
869 SmallVector<DiagnosticsEngine::ArgumentValue, 8> FormattedArgs;
870
871 /// QualTypeVals - Pass a vector of arrays so that QualType names can be
872 /// compared to see if more information is needed to be printed.
873 SmallVector<intptr_t, 2> QualTypeVals;
874 SmallString<64> Tree;
875
876 for (unsigned i = 0, e = getNumArgs(); i < e; ++i)
877 if (getArgKind(i) == DiagnosticsEngine::ak_qualtype)
878 QualTypeVals.push_back(getRawArg(i));
879
880 while (DiagStr != DiagEnd) {
881 if (DiagStr[0] != '%') {
882 // Append non-%0 substrings to Str if we have one.
883 const char *StrEnd = std::find(DiagStr, DiagEnd, '%');
884 OutStr.append(DiagStr, StrEnd);
885 DiagStr = StrEnd;
886 continue;
887 } else if (isPunctuation(DiagStr[1])) {
888 OutStr.push_back(DiagStr[1]); // %% -> %.
889 DiagStr += 2;
890 continue;
891 }
892
893 // Skip the %.
894 ++DiagStr;
895
896 // This must be a placeholder for a diagnostic argument. The format for a
897 // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0".
898 // The digit is a number from 0-9 indicating which argument this comes from.
899 // The modifier is a string of digits from the set [-a-z]+, arguments is a
900 // brace enclosed string.
901 const char *Modifier = nullptr, *Argument = nullptr;
902 unsigned ModifierLen = 0, ArgumentLen = 0;
903
904 // Check to see if we have a modifier. If so eat it.
905 if (!isDigit(DiagStr[0])) {
906 Modifier = DiagStr;
907 while (DiagStr[0] == '-' ||
908 (DiagStr[0] >= 'a' && DiagStr[0] <= 'z'))
909 ++DiagStr;
910 ModifierLen = DiagStr-Modifier;
911
912 // If we have an argument, get it next.
913 if (DiagStr[0] == '{') {
914 ++DiagStr; // Skip {.
915 Argument = DiagStr;
916
917 DiagStr = ScanFormat(DiagStr, DiagEnd, '}');
918 assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!")(static_cast <bool> (DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!"
) ? void (0) : __assert_fail ("DiagStr != DiagEnd && \"Mismatched {}'s in diagnostic string!\""
, "clang/lib/Basic/Diagnostic.cpp", 918, __extension__ __PRETTY_FUNCTION__
))
;
919 ArgumentLen = DiagStr-Argument;
920 ++DiagStr; // Skip }.
921 }
922 }
923
924 assert(isDigit(*DiagStr) && "Invalid format for argument in diagnostic")(static_cast <bool> (isDigit(*DiagStr) && "Invalid format for argument in diagnostic"
) ? void (0) : __assert_fail ("isDigit(*DiagStr) && \"Invalid format for argument in diagnostic\""
, "clang/lib/Basic/Diagnostic.cpp", 924, __extension__ __PRETTY_FUNCTION__
))
;
925 unsigned ArgNo = *DiagStr++ - '0';
926
927 // Only used for type diffing.
928 unsigned ArgNo2 = ArgNo;
929
930 DiagnosticsEngine::ArgumentKind Kind = getArgKind(ArgNo);
931 if (ModifierIs(Modifier, ModifierLen, "diff")) {
932 assert(*DiagStr == ',' && isDigit(*(DiagStr + 1)) &&(static_cast <bool> (*DiagStr == ',' && isDigit
(*(DiagStr + 1)) && "Invalid format for diff modifier"
) ? void (0) : __assert_fail ("*DiagStr == ',' && isDigit(*(DiagStr + 1)) && \"Invalid format for diff modifier\""
, "clang/lib/Basic/Diagnostic.cpp", 933, __extension__ __PRETTY_FUNCTION__
))
933 "Invalid format for diff modifier")(static_cast <bool> (*DiagStr == ',' && isDigit
(*(DiagStr + 1)) && "Invalid format for diff modifier"
) ? void (0) : __assert_fail ("*DiagStr == ',' && isDigit(*(DiagStr + 1)) && \"Invalid format for diff modifier\""
, "clang/lib/Basic/Diagnostic.cpp", 933, __extension__ __PRETTY_FUNCTION__
))
;
934 ++DiagStr; // Comma.
935 ArgNo2 = *DiagStr++ - '0';
936 DiagnosticsEngine::ArgumentKind Kind2 = getArgKind(ArgNo2);
937 if (Kind == DiagnosticsEngine::ak_qualtype &&
938 Kind2 == DiagnosticsEngine::ak_qualtype)
939 Kind = DiagnosticsEngine::ak_qualtype_pair;
940 else {
941 // %diff only supports QualTypes. For other kinds of arguments,
942 // use the default printing. For example, if the modifier is:
943 // "%diff{compare $ to $|other text}1,2"
944 // treat it as:
945 // "compare %1 to %2"
946 const char *ArgumentEnd = Argument + ArgumentLen;
947 const char *Pipe = ScanFormat(Argument, ArgumentEnd, '|');
948 assert(ScanFormat(Pipe + 1, ArgumentEnd, '|') == ArgumentEnd &&(static_cast <bool> (ScanFormat(Pipe + 1, ArgumentEnd, '|'
) == ArgumentEnd && "Found too many '|'s in a %diff modifier!"
) ? void (0) : __assert_fail ("ScanFormat(Pipe + 1, ArgumentEnd, '|') == ArgumentEnd && \"Found too many '|'s in a %diff modifier!\""
, "clang/lib/Basic/Diagnostic.cpp", 949, __extension__ __PRETTY_FUNCTION__
))
949 "Found too many '|'s in a %diff modifier!")(static_cast <bool> (ScanFormat(Pipe + 1, ArgumentEnd, '|'
) == ArgumentEnd && "Found too many '|'s in a %diff modifier!"
) ? void (0) : __assert_fail ("ScanFormat(Pipe + 1, ArgumentEnd, '|') == ArgumentEnd && \"Found too many '|'s in a %diff modifier!\""
, "clang/lib/Basic/Diagnostic.cpp", 949, __extension__ __PRETTY_FUNCTION__
))
;
950 const char *FirstDollar = ScanFormat(Argument, Pipe, '$');
951 const char *SecondDollar = ScanFormat(FirstDollar + 1, Pipe, '$');
952 const char ArgStr1[] = { '%', static_cast<char>('0' + ArgNo) };
953 const char ArgStr2[] = { '%', static_cast<char>('0' + ArgNo2) };
954 FormatDiagnostic(Argument, FirstDollar, OutStr);
955 FormatDiagnostic(ArgStr1, ArgStr1 + 2, OutStr);
956 FormatDiagnostic(FirstDollar + 1, SecondDollar, OutStr);
957 FormatDiagnostic(ArgStr2, ArgStr2 + 2, OutStr);
958 FormatDiagnostic(SecondDollar + 1, Pipe, OutStr);
959 continue;
960 }
961 }
962
963 switch (Kind) {
964 // ---- STRINGS ----
965 case DiagnosticsEngine::ak_std_string: {
966 const std::string &S = getArgStdStr(ArgNo);
967 assert(ModifierLen == 0 && "No modifiers for strings yet")(static_cast <bool> (ModifierLen == 0 && "No modifiers for strings yet"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"No modifiers for strings yet\""
, "clang/lib/Basic/Diagnostic.cpp", 967, __extension__ __PRETTY_FUNCTION__
))
;
968 pushEscapedString(S, OutStr);
969 break;
970 }
971 case DiagnosticsEngine::ak_c_string: {
972 const char *S = getArgCStr(ArgNo);
973 assert(ModifierLen == 0 && "No modifiers for strings yet")(static_cast <bool> (ModifierLen == 0 && "No modifiers for strings yet"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"No modifiers for strings yet\""
, "clang/lib/Basic/Diagnostic.cpp", 973, __extension__ __PRETTY_FUNCTION__
))
;
974
975 // Don't crash if get passed a null pointer by accident.
976 if (!S)
977 S = "(null)";
978 pushEscapedString(S, OutStr);
979 break;
980 }
981 // ---- INTEGERS ----
982 case DiagnosticsEngine::ak_sint: {
983 int64_t Val = getArgSInt(ArgNo);
984
985 if (ModifierIs(Modifier, ModifierLen, "select")) {
986 HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen,
987 OutStr);
988 } else if (ModifierIs(Modifier, ModifierLen, "s")) {
989 HandleIntegerSModifier(Val, OutStr);
990 } else if (ModifierIs(Modifier, ModifierLen, "plural")) {
991 HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen,
992 OutStr);
993 } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) {
994 HandleOrdinalModifier((unsigned)Val, OutStr);
995 } else {
996 assert(ModifierLen == 0 && "Unknown integer modifier")(static_cast <bool> (ModifierLen == 0 && "Unknown integer modifier"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"Unknown integer modifier\""
, "clang/lib/Basic/Diagnostic.cpp", 996, __extension__ __PRETTY_FUNCTION__
))
;
997 llvm::raw_svector_ostream(OutStr) << Val;
998 }
999 break;
1000 }
1001 case DiagnosticsEngine::ak_uint: {
1002 uint64_t Val = getArgUInt(ArgNo);
1003
1004 if (ModifierIs(Modifier, ModifierLen, "select")) {
1005 HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr);
1006 } else if (ModifierIs(Modifier, ModifierLen, "s")) {
1007 HandleIntegerSModifier(Val, OutStr);
1008 } else if (ModifierIs(Modifier, ModifierLen, "plural")) {
1009 HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen,
1010 OutStr);
1011 } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) {
1012 HandleOrdinalModifier(Val, OutStr);
1013 } else {
1014 assert(ModifierLen == 0 && "Unknown integer modifier")(static_cast <bool> (ModifierLen == 0 && "Unknown integer modifier"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"Unknown integer modifier\""
, "clang/lib/Basic/Diagnostic.cpp", 1014, __extension__ __PRETTY_FUNCTION__
))
;
1015 llvm::raw_svector_ostream(OutStr) << Val;
1016 }
1017 break;
1018 }
1019 // ---- TOKEN SPELLINGS ----
1020 case DiagnosticsEngine::ak_tokenkind: {
1021 tok::TokenKind Kind = static_cast<tok::TokenKind>(getRawArg(ArgNo));
1022 assert(ModifierLen == 0 && "No modifiers for token kinds yet")(static_cast <bool> (ModifierLen == 0 && "No modifiers for token kinds yet"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"No modifiers for token kinds yet\""
, "clang/lib/Basic/Diagnostic.cpp", 1022, __extension__ __PRETTY_FUNCTION__
))
;
1023
1024 llvm::raw_svector_ostream Out(OutStr);
1025 if (const char *S = tok::getPunctuatorSpelling(Kind))
1026 // Quoted token spelling for punctuators.
1027 Out << '\'' << S << '\'';
1028 else if ((S = tok::getKeywordSpelling(Kind)))
1029 // Unquoted token spelling for keywords.
1030 Out << S;
1031 else if ((S = getTokenDescForDiagnostic(Kind)))
1032 // Unquoted translatable token name.
1033 Out << S;
1034 else if ((S = tok::getTokenName(Kind)))
1035 // Debug name, shouldn't appear in user-facing diagnostics.
1036 Out << '<' << S << '>';
1037 else
1038 Out << "(null)";
1039 break;
1040 }
1041 // ---- NAMES and TYPES ----
1042 case DiagnosticsEngine::ak_identifierinfo: {
1043 const IdentifierInfo *II = getArgIdentifier(ArgNo);
1044 assert(ModifierLen == 0 && "No modifiers for strings yet")(static_cast <bool> (ModifierLen == 0 && "No modifiers for strings yet"
) ? void (0) : __assert_fail ("ModifierLen == 0 && \"No modifiers for strings yet\""
, "clang/lib/Basic/Diagnostic.cpp", 1044, __extension__ __PRETTY_FUNCTION__
))
;
1045
1046 // Don't crash if get passed a null pointer by accident.
1047 if (!II) {
1048 const char *S = "(null)";
1049 OutStr.append(S, S + strlen(S));
1050 continue;
1051 }
1052
1053 llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\'';
1054 break;
1055 }
1056 case DiagnosticsEngine::ak_addrspace:
1057 case DiagnosticsEngine::ak_qual:
1058 case DiagnosticsEngine::ak_qualtype:
1059 case DiagnosticsEngine::ak_declarationname:
1060 case DiagnosticsEngine::ak_nameddecl:
1061 case DiagnosticsEngine::ak_nestednamespec:
1062 case DiagnosticsEngine::ak_declcontext:
1063 case DiagnosticsEngine::ak_attr:
1064 getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo),
1065 StringRef(Modifier, ModifierLen),
1066 StringRef(Argument, ArgumentLen),
1067 FormattedArgs,
1068 OutStr, QualTypeVals);
1069 break;
1070 case DiagnosticsEngine::ak_qualtype_pair: {
1071 // Create a struct with all the info needed for printing.
1072 TemplateDiffTypes TDT;
1073 TDT.FromType = getRawArg(ArgNo);
1074 TDT.ToType = getRawArg(ArgNo2);
1075 TDT.ElideType = getDiags()->ElideType;
1076 TDT.ShowColors = getDiags()->ShowColors;
1077 TDT.TemplateDiffUsed = false;
1078 intptr_t val = reinterpret_cast<intptr_t>(&TDT);
1079
1080 const char *ArgumentEnd = Argument + ArgumentLen;
1081 const char *Pipe = ScanFormat(Argument, ArgumentEnd, '|');
1082
1083 // Print the tree. If this diagnostic already has a tree, skip the
1084 // second tree.
1085 if (getDiags()->PrintTemplateTree && Tree.empty()) {
1086 TDT.PrintFromType = true;
1087 TDT.PrintTree = true;
1088 getDiags()->ConvertArgToString(Kind, val,
1089 StringRef(Modifier, ModifierLen),
1090 StringRef(Argument, ArgumentLen),
1091 FormattedArgs,
1092 Tree, QualTypeVals);
1093 // If there is no tree information, fall back to regular printing.
1094 if (!Tree.empty()) {
1095 FormatDiagnostic(Pipe + 1, ArgumentEnd, OutStr);
1096 break;
1097 }
1098 }
1099
1100 // Non-tree printing, also the fall-back when tree printing fails.
1101 // The fall-back is triggered when the types compared are not templates.
1102 const char *FirstDollar = ScanFormat(Argument, ArgumentEnd, '$');
1103 const char *SecondDollar = ScanFormat(FirstDollar + 1, ArgumentEnd, '$');
1104
1105 // Append before text
1106 FormatDiagnostic(Argument, FirstDollar, OutStr);
1107
1108 // Append first type
1109 TDT.PrintTree = false;
1110 TDT.PrintFromType = true;
1111 getDiags()->ConvertArgToString(Kind, val,
1112 StringRef(Modifier, ModifierLen),
1113 StringRef(Argument, ArgumentLen),
1114 FormattedArgs,
1115 OutStr, QualTypeVals);
1116 if (!TDT.TemplateDiffUsed)
1117 FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_qualtype,
1118 TDT.FromType));
1119
1120 // Append middle text
1121 FormatDiagnostic(FirstDollar + 1, SecondDollar, OutStr);
1122
1123 // Append second type
1124 TDT.PrintFromType = false;
1125 getDiags()->ConvertArgToString(Kind, val,
1126 StringRef(Modifier, ModifierLen),
1127 StringRef(Argument, ArgumentLen),
1128 FormattedArgs,
1129 OutStr, QualTypeVals);
1130 if (!TDT.TemplateDiffUsed)
1131 FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_qualtype,
1132 TDT.ToType));
1133
1134 // Append end text
1135 FormatDiagnostic(SecondDollar + 1, Pipe, OutStr);
1136 break;
1137 }
1138 }
1139
1140 // Remember this argument info for subsequent formatting operations. Turn
1141 // std::strings into a null terminated string to make it be the same case as
1142 // all the other ones.
1143 if (Kind == DiagnosticsEngine::ak_qualtype_pair)
1144 continue;
1145 else if (Kind != DiagnosticsEngine::ak_std_string)
1146 FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo)));
1147 else
1148 FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_c_string,
1149 (intptr_t)getArgStdStr(ArgNo).c_str()));
1150 }
1151
1152 // Append the type tree to the end of the diagnostics.
1153 OutStr.append(Tree.begin(), Tree.end());
1154}
1155
1156StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID,
1157 StringRef Message)
1158 : ID(ID), Level(Level), Message(Message) {}
1159
1160StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level,
1161 const Diagnostic &Info)
1162 : ID(Info.getID()), Level(Level) {
1163 assert((Info.getLocation().isInvalid() || Info.hasSourceManager()) &&(static_cast <bool> ((Info.getLocation().isInvalid() ||
Info.hasSourceManager()) && "Valid source location without setting a source manager for diagnostic"
) ? void (0) : __assert_fail ("(Info.getLocation().isInvalid() || Info.hasSourceManager()) && \"Valid source location without setting a source manager for diagnostic\""
, "clang/lib/Basic/Diagnostic.cpp", 1164, __extension__ __PRETTY_FUNCTION__
))
1164 "Valid source location without setting a source manager for diagnostic")(static_cast <bool> ((Info.getLocation().isInvalid() ||
Info.hasSourceManager()) && "Valid source location without setting a source manager for diagnostic"
) ? void (0) : __assert_fail ("(Info.getLocation().isInvalid() || Info.hasSourceManager()) && \"Valid source location without setting a source manager for diagnostic\""
, "clang/lib/Basic/Diagnostic.cpp", 1164, __extension__ __PRETTY_FUNCTION__
))
;
1165 if (Info.getLocation().isValid())
1166 Loc = FullSourceLoc(Info.getLocation(), Info.getSourceManager());
1167 SmallString<64> Message;
1168 Info.FormatDiagnostic(Message);
1169 this->Message.assign(Message.begin(), Message.end());
1170 this->Ranges.assign(Info.getRanges().begin(), Info.getRanges().end());
1171 this->FixIts.assign(Info.getFixItHints().begin(), Info.getFixItHints().end());
1172}
1173
1174StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID,
1175 StringRef Message, FullSourceLoc Loc,
1176 ArrayRef<CharSourceRange> Ranges,
1177 ArrayRef<FixItHint> FixIts)
1178 : ID(ID), Level(Level), Loc(Loc), Message(Message),
1179 Ranges(Ranges.begin(), Ranges.end()), FixIts(FixIts.begin(), FixIts.end())
1180{
1181}
1182
1183llvm::raw_ostream &clang::operator<<(llvm::raw_ostream &OS,
1184 const StoredDiagnostic &SD) {
1185 if (SD.getLocation().hasManager())
1186 OS << SD.getLocation().printToString(SD.getLocation().getManager()) << ": ";
1187 OS << SD.getMessage();
1188 return OS;
1189}
1190
1191/// IncludeInDiagnosticCounts - This method (whose default implementation
1192/// returns true) indicates whether the diagnostics handled by this
1193/// DiagnosticConsumer should be included in the number of diagnostics
1194/// reported by DiagnosticsEngine.
1195bool DiagnosticConsumer::IncludeInDiagnosticCounts() const { return true; }
1196
1197void IgnoringDiagConsumer::anchor() {}
1198
1199ForwardingDiagnosticConsumer::~ForwardingDiagnosticConsumer() = default;
1200
1201void ForwardingDiagnosticConsumer::HandleDiagnostic(
1202 DiagnosticsEngine::Level DiagLevel,
1203 const Diagnostic &Info) {
1204 Target.HandleDiagnostic(DiagLevel, Info);
1205}
1206
1207void ForwardingDiagnosticConsumer::clear() {
1208 DiagnosticConsumer::clear();
1209 Target.clear();
1210}
1211
1212bool ForwardingDiagnosticConsumer::IncludeInDiagnosticCounts() const {
1213 return Target.IncludeInDiagnosticCounts();
1214}
1215
1216PartialDiagnostic::DiagStorageAllocator::DiagStorageAllocator() {
1217 for (unsigned I = 0; I != NumCached; ++I)
1218 FreeList[I] = Cached + I;
1219 NumFreeListEntries = NumCached;
1220}
1221
1222PartialDiagnostic::DiagStorageAllocator::~DiagStorageAllocator() {
1223 // Don't assert if we are in a CrashRecovery context, as this invariant may
1224 // be invalidated during a crash.
1225 assert((NumFreeListEntries == NumCached ||(static_cast <bool> ((NumFreeListEntries == NumCached ||
llvm::CrashRecoveryContext::isRecoveringFromCrash()) &&
"A partial is on the lam") ? void (0) : __assert_fail ("(NumFreeListEntries == NumCached || llvm::CrashRecoveryContext::isRecoveringFromCrash()) && \"A partial is on the lam\""
, "clang/lib/Basic/Diagnostic.cpp", 1227, __extension__ __PRETTY_FUNCTION__
))
1226 llvm::CrashRecoveryContext::isRecoveringFromCrash()) &&(static_cast <bool> ((NumFreeListEntries == NumCached ||
llvm::CrashRecoveryContext::isRecoveringFromCrash()) &&
"A partial is on the lam") ? void (0) : __assert_fail ("(NumFreeListEntries == NumCached || llvm::CrashRecoveryContext::isRecoveringFromCrash()) && \"A partial is on the lam\""
, "clang/lib/Basic/Diagnostic.cpp", 1227, __extension__ __PRETTY_FUNCTION__
))
1227 "A partial is on the lam")(static_cast <bool> ((NumFreeListEntries == NumCached ||
llvm::CrashRecoveryContext::isRecoveringFromCrash()) &&
"A partial is on the lam") ? void (0) : __assert_fail ("(NumFreeListEntries == NumCached || llvm::CrashRecoveryContext::isRecoveringFromCrash()) && \"A partial is on the lam\""
, "clang/lib/Basic/Diagnostic.cpp", 1227, __extension__ __PRETTY_FUNCTION__
))
;
1228}
1229
1230char DiagnosticError::ID;