Bug Summary

File:build/source/llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
Warning:line 72, column 3
Value stored to 'SpaceBefore' is never read

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 MicrosoftDemangleNodes.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 -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/source/build-llvm/tools/clang/stage2-bins -resource-dir /usr/lib/llvm-17/lib/clang/17 -D _DEBUG -D _GLIBCXX_ASSERTIONS -D _GNU_SOURCE -D _LIBCPP_ENABLE_ASSERTIONS -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -I lib/Demangle -I /build/source/llvm/lib/Demangle -I include -I /build/source/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-17/lib/clang/17/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/source/build-llvm/tools/clang/stage2-bins=build-llvm/tools/clang/stage2-bins -fmacro-prefix-map=/build/source/= -fcoverage-prefix-map=/build/source/build-llvm/tools/clang/stage2-bins=build-llvm/tools/clang/stage2-bins -fcoverage-prefix-map=/build/source/= -source-date-epoch 1683717183 -O2 -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 -Wno-misleading-indentation -std=c++17 -fdeprecated-macro -fdebug-compilation-dir=/build/source/build-llvm/tools/clang/stage2-bins -fdebug-prefix-map=/build/source/build-llvm/tools/clang/stage2-bins=build-llvm/tools/clang/stage2-bins -fdebug-prefix-map=/build/source/= -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-2023-05-10-133810-16478-1 -x c++ /build/source/llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
1//===- MicrosoftDemangle.cpp ----------------------------------------------===//
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 defines a demangler for MSVC-style mangled symbols.
10//
11//===----------------------------------------------------------------------===//
12
13#include "llvm/Demangle/MicrosoftDemangleNodes.h"
14#include "llvm/Demangle/Utility.h"
15#include <cctype>
16#include <string>
17
18using namespace llvm;
19using namespace ms_demangle;
20
21#define OUTPUT_ENUM_CLASS_VALUE(Enum, Value, Desc)case Enum::Value: OB << Desc; break; \
22 case Enum::Value: \
23 OB << Desc; \
24 break;
25
26// Writes a space if the last token does not end with a punctuation.
27static void outputSpaceIfNecessary(OutputBuffer &OB) {
28 if (OB.empty())
29 return;
30
31 char C = OB.back();
32 if (std::isalnum(C) || C == '>')
33 OB << " ";
34}
35
36static void outputSingleQualifier(OutputBuffer &OB, Qualifiers Q) {
37 switch (Q) {
38 case Q_Const:
39 OB << "const";
40 break;
41 case Q_Volatile:
42 OB << "volatile";
43 break;
44 case Q_Restrict:
45 OB << "__restrict";
46 break;
47 default:
48 break;
49 }
50}
51
52static bool outputQualifierIfPresent(OutputBuffer &OB, Qualifiers Q,
53 Qualifiers Mask, bool NeedSpace) {
54 if (!(Q & Mask))
55 return NeedSpace;
56
57 if (NeedSpace)
58 OB << " ";
59
60 outputSingleQualifier(OB, Mask);
61 return true;
62}
63
64static void outputQualifiers(OutputBuffer &OB, Qualifiers Q, bool SpaceBefore,
65 bool SpaceAfter) {
66 if (Q == Q_None)
67 return;
68
69 size_t Pos1 = OB.getCurrentPosition();
70 SpaceBefore = outputQualifierIfPresent(OB, Q, Q_Const, SpaceBefore);
71 SpaceBefore = outputQualifierIfPresent(OB, Q, Q_Volatile, SpaceBefore);
72 SpaceBefore = outputQualifierIfPresent(OB, Q, Q_Restrict, SpaceBefore);
Value stored to 'SpaceBefore' is never read
73 size_t Pos2 = OB.getCurrentPosition();
74 if (SpaceAfter && Pos2 > Pos1)
75 OB << " ";
76}
77
78static void outputCallingConvention(OutputBuffer &OB, CallingConv CC) {
79 outputSpaceIfNecessary(OB);
80
81 switch (CC) {
82 case CallingConv::Cdecl:
83 OB << "__cdecl";
84 break;
85 case CallingConv::Fastcall:
86 OB << "__fastcall";
87 break;
88 case CallingConv::Pascal:
89 OB << "__pascal";
90 break;
91 case CallingConv::Regcall:
92 OB << "__regcall";
93 break;
94 case CallingConv::Stdcall:
95 OB << "__stdcall";
96 break;
97 case CallingConv::Thiscall:
98 OB << "__thiscall";
99 break;
100 case CallingConv::Eabi:
101 OB << "__eabi";
102 break;
103 case CallingConv::Vectorcall:
104 OB << "__vectorcall";
105 break;
106 case CallingConv::Clrcall:
107 OB << "__clrcall";
108 break;
109 case CallingConv::Swift:
110 OB << "__attribute__((__swiftcall__)) ";
111 break;
112 case CallingConv::SwiftAsync:
113 OB << "__attribute__((__swiftasynccall__)) ";
114 break;
115 default:
116 break;
117 }
118}
119
120std::string Node::toString(OutputFlags Flags) const {
121 OutputBuffer OB;
122 this->output(OB, Flags);
123 std::string_view SV = OB;
124 std::string Owned(SV.begin(), SV.end());
125 std::free(OB.getBuffer());
126 return Owned;
127}
128
129void PrimitiveTypeNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
130 switch (PrimKind) {
131 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Void, "void")case PrimitiveKind::Void: OB << "void"; break;;
132 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Bool, "bool")case PrimitiveKind::Bool: OB << "bool"; break;;
133 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char, "char")case PrimitiveKind::Char: OB << "char"; break;;
134 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Schar, "signed char")case PrimitiveKind::Schar: OB << "signed char"; break;;
135 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uchar, "unsigned char")case PrimitiveKind::Uchar: OB << "unsigned char"; break
;;
136 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char8, "char8_t")case PrimitiveKind::Char8: OB << "char8_t"; break;;
137 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char16, "char16_t")case PrimitiveKind::Char16: OB << "char16_t"; break;;
138 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char32, "char32_t")case PrimitiveKind::Char32: OB << "char32_t"; break;;
139 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Short, "short")case PrimitiveKind::Short: OB << "short"; break;;
140 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ushort, "unsigned short")case PrimitiveKind::Ushort: OB << "unsigned short"; break
;;
141 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Int, "int")case PrimitiveKind::Int: OB << "int"; break;;
142 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uint, "unsigned int")case PrimitiveKind::Uint: OB << "unsigned int"; break;;
143 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Long, "long")case PrimitiveKind::Long: OB << "long"; break;;
144 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ulong, "unsigned long")case PrimitiveKind::Ulong: OB << "unsigned long"; break
;;
145 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Int64, "__int64")case PrimitiveKind::Int64: OB << "__int64"; break;;
146 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uint64, "unsigned __int64")case PrimitiveKind::Uint64: OB << "unsigned __int64"; break
;;
147 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Wchar, "wchar_t")case PrimitiveKind::Wchar: OB << "wchar_t"; break;;
148 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Float, "float")case PrimitiveKind::Float: OB << "float"; break;;
149 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Double, "double")case PrimitiveKind::Double: OB << "double"; break;;
150 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ldouble, "long double")case PrimitiveKind::Ldouble: OB << "long double"; break
;;
151 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Nullptr, "std::nullptr_t")case PrimitiveKind::Nullptr: OB << "std::nullptr_t"; break
;;
152 }
153 outputQualifiers(OB, Quals, true, false);
154}
155
156void NodeArrayNode::output(OutputBuffer &OB, OutputFlags Flags) const {
157 output(OB, Flags, ", ");
158}
159
160void NodeArrayNode::output(OutputBuffer &OB, OutputFlags Flags,
161 std::string_view Separator) const {
162 if (Count == 0)
163 return;
164 if (Nodes[0])
165 Nodes[0]->output(OB, Flags);
166 for (size_t I = 1; I < Count; ++I) {
167 OB << Separator;
168 Nodes[I]->output(OB, Flags);
169 }
170}
171
172void EncodedStringLiteralNode::output(OutputBuffer &OB,
173 OutputFlags Flags) const {
174 switch (Char) {
175 case CharKind::Wchar:
176 OB << "L\"";
177 break;
178 case CharKind::Char:
179 OB << "\"";
180 break;
181 case CharKind::Char16:
182 OB << "u\"";
183 break;
184 case CharKind::Char32:
185 OB << "U\"";
186 break;
187 }
188 OB << DecodedString << "\"";
189 if (IsTruncated)
190 OB << "...";
191}
192
193void IntegerLiteralNode::output(OutputBuffer &OB, OutputFlags Flags) const {
194 if (IsNegative)
195 OB << '-';
196 OB << Value;
197}
198
199void TemplateParameterReferenceNode::output(OutputBuffer &OB,
200 OutputFlags Flags) const {
201 if (ThunkOffsetCount > 0)
202 OB << "{";
203 else if (Affinity == PointerAffinity::Pointer)
204 OB << "&";
205
206 if (Symbol) {
207 Symbol->output(OB, Flags);
208 if (ThunkOffsetCount > 0)
209 OB << ", ";
210 }
211
212 if (ThunkOffsetCount > 0)
213 OB << ThunkOffsets[0];
214 for (int I = 1; I < ThunkOffsetCount; ++I) {
215 OB << ", " << ThunkOffsets[I];
216 }
217 if (ThunkOffsetCount > 0)
218 OB << "}";
219}
220
221void IdentifierNode::outputTemplateParameters(OutputBuffer &OB,
222 OutputFlags Flags) const {
223 if (!TemplateParams)
224 return;
225 OB << "<";
226 TemplateParams->output(OB, Flags);
227 OB << ">";
228}
229
230void DynamicStructorIdentifierNode::output(OutputBuffer &OB,
231 OutputFlags Flags) const {
232 if (IsDestructor)
233 OB << "`dynamic atexit destructor for ";
234 else
235 OB << "`dynamic initializer for ";
236
237 if (Variable) {
238 OB << "`";
239 Variable->output(OB, Flags);
240 OB << "''";
241 } else {
242 OB << "'";
243 Name->output(OB, Flags);
244 OB << "''";
245 }
246}
247
248void NamedIdentifierNode::output(OutputBuffer &OB, OutputFlags Flags) const {
249 OB << Name;
250 outputTemplateParameters(OB, Flags);
251}
252
253void IntrinsicFunctionIdentifierNode::output(OutputBuffer &OB,
254 OutputFlags Flags) const {
255 switch (Operator) {
256 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, New, "operator new")case IntrinsicFunctionKind::New: OB << "operator new"; break
;;
257 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Delete, "operator delete")case IntrinsicFunctionKind::Delete: OB << "operator delete"
; break;;
258 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Assign, "operator=")case IntrinsicFunctionKind::Assign: OB << "operator="; break
;;
259 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, RightShift, "operator>>")case IntrinsicFunctionKind::RightShift: OB << "operator>>"
; break;;
260 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LeftShift, "operator<<")case IntrinsicFunctionKind::LeftShift: OB << "operator<<"
; break;;
261 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalNot, "operator!")case IntrinsicFunctionKind::LogicalNot: OB << "operator!"
; break;;
262 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Equals, "operator==")case IntrinsicFunctionKind::Equals: OB << "operator==";
break;;
263 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, NotEquals, "operator!=")case IntrinsicFunctionKind::NotEquals: OB << "operator!="
; break;;
264 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArraySubscript,case IntrinsicFunctionKind::ArraySubscript: OB << "operator[]"
; break;
265 "operator[]")case IntrinsicFunctionKind::ArraySubscript: OB << "operator[]"
; break;;
266 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Pointer, "operator->")case IntrinsicFunctionKind::Pointer: OB << "operator->"
; break;;
267 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Increment, "operator++")case IntrinsicFunctionKind::Increment: OB << "operator++"
; break;;
268 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Decrement, "operator--")case IntrinsicFunctionKind::Decrement: OB << "operator--"
; break;;
269 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Minus, "operator-")case IntrinsicFunctionKind::Minus: OB << "operator-"; break
;;
270 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Plus, "operator+")case IntrinsicFunctionKind::Plus: OB << "operator+"; break
;;
271 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Dereference, "operator*")case IntrinsicFunctionKind::Dereference: OB << "operator*"
; break;;
272 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseAnd, "operator&")case IntrinsicFunctionKind::BitwiseAnd: OB << "operator&"
; break;;
273 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, MemberPointer,case IntrinsicFunctionKind::MemberPointer: OB << "operator->*"
; break;
274 "operator->*")case IntrinsicFunctionKind::MemberPointer: OB << "operator->*"
; break;;
275 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Divide, "operator/")case IntrinsicFunctionKind::Divide: OB << "operator/"; break
;;
276 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Modulus, "operator%")case IntrinsicFunctionKind::Modulus: OB << "operator%";
break;;
277 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LessThan, "operator<")case IntrinsicFunctionKind::LessThan: OB << "operator<"
; break;;
278 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LessThanEqual, "operator<=")case IntrinsicFunctionKind::LessThanEqual: OB << "operator<="
; break;;
279 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, GreaterThan, "operator>")case IntrinsicFunctionKind::GreaterThan: OB << "operator>"
; break;;
280 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, GreaterThanEqual,case IntrinsicFunctionKind::GreaterThanEqual: OB << "operator>="
; break;
281 "operator>=")case IntrinsicFunctionKind::GreaterThanEqual: OB << "operator>="
; break;;
282 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Comma, "operator,")case IntrinsicFunctionKind::Comma: OB << "operator,"; break
;;
283 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Parens, "operator()")case IntrinsicFunctionKind::Parens: OB << "operator()";
break;;
284 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseNot, "operator~")case IntrinsicFunctionKind::BitwiseNot: OB << "operator~"
; break;;
285 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseXor, "operator^")case IntrinsicFunctionKind::BitwiseXor: OB << "operator^"
; break;;
286 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseOr, "operator|")case IntrinsicFunctionKind::BitwiseOr: OB << "operator|"
; break;;
287 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalAnd, "operator&&")case IntrinsicFunctionKind::LogicalAnd: OB << "operator&&"
; break;;
288 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalOr, "operator||")case IntrinsicFunctionKind::LogicalOr: OB << "operator||"
; break;;
289 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, TimesEqual, "operator*=")case IntrinsicFunctionKind::TimesEqual: OB << "operator*="
; break;;
290 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, PlusEqual, "operator+=")case IntrinsicFunctionKind::PlusEqual: OB << "operator+="
; break;;
291 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, MinusEqual, "operator-=")case IntrinsicFunctionKind::MinusEqual: OB << "operator-="
; break;;
292 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, DivEqual, "operator/=")case IntrinsicFunctionKind::DivEqual: OB << "operator/="
; break;;
293 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ModEqual, "operator%=")case IntrinsicFunctionKind::ModEqual: OB << "operator%="
; break;;
294 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, RshEqual, "operator>>=")case IntrinsicFunctionKind::RshEqual: OB << "operator>>="
; break;;
295 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LshEqual, "operator<<=")case IntrinsicFunctionKind::LshEqual: OB << "operator<<="
; break;;
296 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseAndEqual,case IntrinsicFunctionKind::BitwiseAndEqual: OB << "operator&="
; break;
297 "operator&=")case IntrinsicFunctionKind::BitwiseAndEqual: OB << "operator&="
; break;;
298 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseOrEqual,case IntrinsicFunctionKind::BitwiseOrEqual: OB << "operator|="
; break;
299 "operator|=")case IntrinsicFunctionKind::BitwiseOrEqual: OB << "operator|="
; break;;
300 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseXorEqual,case IntrinsicFunctionKind::BitwiseXorEqual: OB << "operator^="
; break;
301 "operator^=")case IntrinsicFunctionKind::BitwiseXorEqual: OB << "operator^="
; break;;
302 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VbaseDtor, "`vbase dtor'")case IntrinsicFunctionKind::VbaseDtor: OB << "`vbase dtor'"
; break;;
303 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecDelDtor,case IntrinsicFunctionKind::VecDelDtor: OB << "`vector deleting dtor'"
; break;
304 "`vector deleting dtor'")case IntrinsicFunctionKind::VecDelDtor: OB << "`vector deleting dtor'"
; break;;
305 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, DefaultCtorClosure,case IntrinsicFunctionKind::DefaultCtorClosure: OB << "`default ctor closure'"
; break;
306 "`default ctor closure'")case IntrinsicFunctionKind::DefaultCtorClosure: OB << "`default ctor closure'"
; break;;
307 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ScalarDelDtor,case IntrinsicFunctionKind::ScalarDelDtor: OB << "`scalar deleting dtor'"
; break;
308 "`scalar deleting dtor'")case IntrinsicFunctionKind::ScalarDelDtor: OB << "`scalar deleting dtor'"
; break;;
309 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecCtorIter,case IntrinsicFunctionKind::VecCtorIter: OB << "`vector ctor iterator'"
; break;
310 "`vector ctor iterator'")case IntrinsicFunctionKind::VecCtorIter: OB << "`vector ctor iterator'"
; break;;
311 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecDtorIter,case IntrinsicFunctionKind::VecDtorIter: OB << "`vector dtor iterator'"
; break;
312 "`vector dtor iterator'")case IntrinsicFunctionKind::VecDtorIter: OB << "`vector dtor iterator'"
; break;;
313 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecVbaseCtorIter,case IntrinsicFunctionKind::VecVbaseCtorIter: OB << "`vector vbase ctor iterator'"
; break;
314 "`vector vbase ctor iterator'")case IntrinsicFunctionKind::VecVbaseCtorIter: OB << "`vector vbase ctor iterator'"
; break;;
315 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VdispMap,case IntrinsicFunctionKind::VdispMap: OB << "`virtual displacement map'"
; break;
316 "`virtual displacement map'")case IntrinsicFunctionKind::VdispMap: OB << "`virtual displacement map'"
; break;;
317 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecCtorIter,case IntrinsicFunctionKind::EHVecCtorIter: OB << "`eh vector ctor iterator'"
; break;
318 "`eh vector ctor iterator'")case IntrinsicFunctionKind::EHVecCtorIter: OB << "`eh vector ctor iterator'"
; break;;
319 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecDtorIter,case IntrinsicFunctionKind::EHVecDtorIter: OB << "`eh vector dtor iterator'"
; break;
320 "`eh vector dtor iterator'")case IntrinsicFunctionKind::EHVecDtorIter: OB << "`eh vector dtor iterator'"
; break;;
321 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecVbaseCtorIter,case IntrinsicFunctionKind::EHVecVbaseCtorIter: OB << "`eh vector vbase ctor iterator'"
; break;
322 "`eh vector vbase ctor iterator'")case IntrinsicFunctionKind::EHVecVbaseCtorIter: OB << "`eh vector vbase ctor iterator'"
; break;;
323 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, CopyCtorClosure,case IntrinsicFunctionKind::CopyCtorClosure: OB << "`copy ctor closure'"
; break;
324 "`copy ctor closure'")case IntrinsicFunctionKind::CopyCtorClosure: OB << "`copy ctor closure'"
; break;;
325 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LocalVftableCtorClosure,case IntrinsicFunctionKind::LocalVftableCtorClosure: OB <<
"`local vftable ctor closure'"; break;
326 "`local vftable ctor closure'")case IntrinsicFunctionKind::LocalVftableCtorClosure: OB <<
"`local vftable ctor closure'"; break;;
327 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArrayNew, "operator new[]")case IntrinsicFunctionKind::ArrayNew: OB << "operator new[]"
; break;;
328 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArrayDelete,case IntrinsicFunctionKind::ArrayDelete: OB << "operator delete[]"
; break;
329 "operator delete[]")case IntrinsicFunctionKind::ArrayDelete: OB << "operator delete[]"
; break;;
330 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorCtorIter,case IntrinsicFunctionKind::ManVectorCtorIter: OB << "`managed vector ctor iterator'"
; break;
331 "`managed vector ctor iterator'")case IntrinsicFunctionKind::ManVectorCtorIter: OB << "`managed vector ctor iterator'"
; break;;
332 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorDtorIter,case IntrinsicFunctionKind::ManVectorDtorIter: OB << "`managed vector dtor iterator'"
; break;
333 "`managed vector dtor iterator'")case IntrinsicFunctionKind::ManVectorDtorIter: OB << "`managed vector dtor iterator'"
; break;;
334 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVectorCopyCtorIter,case IntrinsicFunctionKind::EHVectorCopyCtorIter: OB <<
"`EH vector copy ctor iterator'"; break;
335 "`EH vector copy ctor iterator'")case IntrinsicFunctionKind::EHVectorCopyCtorIter: OB <<
"`EH vector copy ctor iterator'"; break;;
336 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVectorVbaseCopyCtorIter,case IntrinsicFunctionKind::EHVectorVbaseCopyCtorIter: OB <<
"`EH vector vbase copy ctor iterator'"; break;
337 "`EH vector vbase copy ctor iterator'")case IntrinsicFunctionKind::EHVectorVbaseCopyCtorIter: OB <<
"`EH vector vbase copy ctor iterator'"; break;;
338 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VectorCopyCtorIter,case IntrinsicFunctionKind::VectorCopyCtorIter: OB << "`vector copy ctor iterator'"
; break;
339 "`vector copy ctor iterator'")case IntrinsicFunctionKind::VectorCopyCtorIter: OB << "`vector copy ctor iterator'"
; break;;
340 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VectorVbaseCopyCtorIter,case IntrinsicFunctionKind::VectorVbaseCopyCtorIter: OB <<
"`vector vbase copy constructor iterator'"; break;
341 "`vector vbase copy constructor iterator'")case IntrinsicFunctionKind::VectorVbaseCopyCtorIter: OB <<
"`vector vbase copy constructor iterator'"; break;;
342 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorVbaseCopyCtorIter,case IntrinsicFunctionKind::ManVectorVbaseCopyCtorIter: OB <<
"`managed vector vbase copy constructor iterator'"; break;
343 "`managed vector vbase copy constructor iterator'")case IntrinsicFunctionKind::ManVectorVbaseCopyCtorIter: OB <<
"`managed vector vbase copy constructor iterator'"; break;;
344 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, CoAwait,case IntrinsicFunctionKind::CoAwait: OB << "operator co_await"
; break;
345 "operator co_await")case IntrinsicFunctionKind::CoAwait: OB << "operator co_await"
; break;;
346 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Spaceship, "operator<=>")case IntrinsicFunctionKind::Spaceship: OB << "operator<=>"
; break;;
347 case IntrinsicFunctionKind::MaxIntrinsic:
348 case IntrinsicFunctionKind::None:
349 break;
350 }
351 outputTemplateParameters(OB, Flags);
352}
353
354void LocalStaticGuardIdentifierNode::output(OutputBuffer &OB,
355 OutputFlags Flags) const {
356 if (IsThread)
357 OB << "`local static thread guard'";
358 else
359 OB << "`local static guard'";
360 if (ScopeIndex > 0)
361 OB << "{" << ScopeIndex << "}";
362}
363
364void ConversionOperatorIdentifierNode::output(OutputBuffer &OB,
365 OutputFlags Flags) const {
366 OB << "operator";
367 outputTemplateParameters(OB, Flags);
368 OB << " ";
369 TargetType->output(OB, Flags);
370}
371
372void StructorIdentifierNode::output(OutputBuffer &OB, OutputFlags Flags) const {
373 if (IsDestructor)
374 OB << "~";
375 Class->output(OB, Flags);
376 outputTemplateParameters(OB, Flags);
377}
378
379void LiteralOperatorIdentifierNode::output(OutputBuffer &OB,
380 OutputFlags Flags) const {
381 OB << "operator \"\"" << Name;
382 outputTemplateParameters(OB, Flags);
383}
384
385void FunctionSignatureNode::outputPre(OutputBuffer &OB,
386 OutputFlags Flags) const {
387 if (!(Flags & OF_NoAccessSpecifier)) {
388 if (FunctionClass & FC_Public)
389 OB << "public: ";
390 if (FunctionClass & FC_Protected)
391 OB << "protected: ";
392 if (FunctionClass & FC_Private)
393 OB << "private: ";
394 }
395
396 if (!(Flags & OF_NoMemberType)) {
397 if (!(FunctionClass & FC_Global)) {
398 if (FunctionClass & FC_Static)
399 OB << "static ";
400 }
401 if (FunctionClass & FC_Virtual)
402 OB << "virtual ";
403
404 if (FunctionClass & FC_ExternC)
405 OB << "extern \"C\" ";
406 }
407
408 if (!(Flags & OF_NoReturnType) && ReturnType) {
409 ReturnType->outputPre(OB, Flags);
410 OB << " ";
411 }
412
413 if (!(Flags & OF_NoCallingConvention))
414 outputCallingConvention(OB, CallConvention);
415}
416
417void FunctionSignatureNode::outputPost(OutputBuffer &OB,
418 OutputFlags Flags) const {
419 if (!(FunctionClass & FC_NoParameterList)) {
420 OB << "(";
421 if (Params)
422 Params->output(OB, Flags);
423 else
424 OB << "void";
425
426 if (IsVariadic) {
427 if (OB.back() != '(')
428 OB << ", ";
429 OB << "...";
430 }
431 OB << ")";
432 }
433
434 if (Quals & Q_Const)
435 OB << " const";
436 if (Quals & Q_Volatile)
437 OB << " volatile";
438 if (Quals & Q_Restrict)
439 OB << " __restrict";
440 if (Quals & Q_Unaligned)
441 OB << " __unaligned";
442
443 if (IsNoexcept)
444 OB << " noexcept";
445
446 if (RefQualifier == FunctionRefQualifier::Reference)
447 OB << " &";
448 else if (RefQualifier == FunctionRefQualifier::RValueReference)
449 OB << " &&";
450
451 if (!(Flags & OF_NoReturnType) && ReturnType)
452 ReturnType->outputPost(OB, Flags);
453}
454
455void ThunkSignatureNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
456 OB << "[thunk]: ";
457
458 FunctionSignatureNode::outputPre(OB, Flags);
459}
460
461void ThunkSignatureNode::outputPost(OutputBuffer &OB, OutputFlags Flags) const {
462 if (FunctionClass & FC_StaticThisAdjust) {
463 OB << "`adjustor{" << ThisAdjust.StaticOffset << "}'";
464 } else if (FunctionClass & FC_VirtualThisAdjust) {
465 if (FunctionClass & FC_VirtualThisAdjustEx) {
466 OB << "`vtordispex{" << ThisAdjust.VBPtrOffset << ", "
467 << ThisAdjust.VBOffsetOffset << ", " << ThisAdjust.VtordispOffset
468 << ", " << ThisAdjust.StaticOffset << "}'";
469 } else {
470 OB << "`vtordisp{" << ThisAdjust.VtordispOffset << ", "
471 << ThisAdjust.StaticOffset << "}'";
472 }
473 }
474
475 FunctionSignatureNode::outputPost(OB, Flags);
476}
477
478void PointerTypeNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
479 if (Pointee->kind() == NodeKind::FunctionSignature) {
480 // If this is a pointer to a function, don't output the calling convention.
481 // It needs to go inside the parentheses.
482 const FunctionSignatureNode *Sig =
483 static_cast<const FunctionSignatureNode *>(Pointee);
484 Sig->outputPre(OB, OF_NoCallingConvention);
485 } else
486 Pointee->outputPre(OB, Flags);
487
488 outputSpaceIfNecessary(OB);
489
490 if (Quals & Q_Unaligned)
491 OB << "__unaligned ";
492
493 if (Pointee->kind() == NodeKind::ArrayType) {
494 OB << "(";
495 } else if (Pointee->kind() == NodeKind::FunctionSignature) {
496 OB << "(";
497 const FunctionSignatureNode *Sig =
498 static_cast<const FunctionSignatureNode *>(Pointee);
499 outputCallingConvention(OB, Sig->CallConvention);
500 OB << " ";
501 }
502
503 if (ClassParent) {
504 ClassParent->output(OB, Flags);
505 OB << "::";
506 }
507
508 switch (Affinity) {
509 case PointerAffinity::Pointer:
510 OB << "*";
511 break;
512 case PointerAffinity::Reference:
513 OB << "&";
514 break;
515 case PointerAffinity::RValueReference:
516 OB << "&&";
517 break;
518 default:
519 assert(false)(static_cast <bool> (false) ? void (0) : __assert_fail (
"false", "llvm/lib/Demangle/MicrosoftDemangleNodes.cpp", 519,
__extension__ __PRETTY_FUNCTION__));
520 }
521 outputQualifiers(OB, Quals, false, false);
522}
523
524void PointerTypeNode::outputPost(OutputBuffer &OB, OutputFlags Flags) const {
525 if (Pointee->kind() == NodeKind::ArrayType ||
526 Pointee->kind() == NodeKind::FunctionSignature)
527 OB << ")";
528
529 Pointee->outputPost(OB, Flags);
530}
531
532void TagTypeNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
533 if (!(Flags & OF_NoTagSpecifier)) {
534 switch (Tag) {
535 OUTPUT_ENUM_CLASS_VALUE(TagKind, Class, "class")case TagKind::Class: OB << "class"; break;;
536 OUTPUT_ENUM_CLASS_VALUE(TagKind, Struct, "struct")case TagKind::Struct: OB << "struct"; break;;
537 OUTPUT_ENUM_CLASS_VALUE(TagKind, Union, "union")case TagKind::Union: OB << "union"; break;;
538 OUTPUT_ENUM_CLASS_VALUE(TagKind, Enum, "enum")case TagKind::Enum: OB << "enum"; break;;
539 }
540 OB << " ";
541 }
542 QualifiedName->output(OB, Flags);
543 outputQualifiers(OB, Quals, true, false);
544}
545
546void TagTypeNode::outputPost(OutputBuffer &OB, OutputFlags Flags) const {}
547
548void ArrayTypeNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
549 ElementType->outputPre(OB, Flags);
550 outputQualifiers(OB, Quals, true, false);
551}
552
553void ArrayTypeNode::outputOneDimension(OutputBuffer &OB, OutputFlags Flags,
554 Node *N) const {
555 assert(N->kind() == NodeKind::IntegerLiteral)(static_cast <bool> (N->kind() == NodeKind::IntegerLiteral
) ? void (0) : __assert_fail ("N->kind() == NodeKind::IntegerLiteral"
, "llvm/lib/Demangle/MicrosoftDemangleNodes.cpp", 555, __extension__
__PRETTY_FUNCTION__));
556 IntegerLiteralNode *ILN = static_cast<IntegerLiteralNode *>(N);
557 if (ILN->Value != 0)
558 ILN->output(OB, Flags);
559}
560
561void ArrayTypeNode::outputDimensionsImpl(OutputBuffer &OB,
562 OutputFlags Flags) const {
563 if (Dimensions->Count == 0)
564 return;
565
566 outputOneDimension(OB, Flags, Dimensions->Nodes[0]);
567 for (size_t I = 1; I < Dimensions->Count; ++I) {
568 OB << "][";
569 outputOneDimension(OB, Flags, Dimensions->Nodes[I]);
570 }
571}
572
573void ArrayTypeNode::outputPost(OutputBuffer &OB, OutputFlags Flags) const {
574 OB << "[";
575 outputDimensionsImpl(OB, Flags);
576 OB << "]";
577
578 ElementType->outputPost(OB, Flags);
579}
580
581void SymbolNode::output(OutputBuffer &OB, OutputFlags Flags) const {
582 Name->output(OB, Flags);
583}
584
585void FunctionSymbolNode::output(OutputBuffer &OB, OutputFlags Flags) const {
586 Signature->outputPre(OB, Flags);
587 outputSpaceIfNecessary(OB);
588 Name->output(OB, Flags);
589 Signature->outputPost(OB, Flags);
590}
591
592void VariableSymbolNode::output(OutputBuffer &OB, OutputFlags Flags) const {
593 const char *AccessSpec = nullptr;
594 bool IsStatic = true;
595 switch (SC) {
596 case StorageClass::PrivateStatic:
597 AccessSpec = "private";
598 break;
599 case StorageClass::PublicStatic:
600 AccessSpec = "public";
601 break;
602 case StorageClass::ProtectedStatic:
603 AccessSpec = "protected";
604 break;
605 default:
606 IsStatic = false;
607 break;
608 }
609 if (!(Flags & OF_NoAccessSpecifier) && AccessSpec)
610 OB << AccessSpec << ": ";
611 if (!(Flags & OF_NoMemberType) && IsStatic)
612 OB << "static ";
613
614 if (!(Flags & OF_NoVariableType) && Type) {
615 Type->outputPre(OB, Flags);
616 outputSpaceIfNecessary(OB);
617 }
618 Name->output(OB, Flags);
619 if (!(Flags & OF_NoVariableType) && Type)
620 Type->outputPost(OB, Flags);
621}
622
623void CustomTypeNode::outputPre(OutputBuffer &OB, OutputFlags Flags) const {
624 Identifier->output(OB, Flags);
625}
626void CustomTypeNode::outputPost(OutputBuffer &OB, OutputFlags Flags) const {}
627
628void QualifiedNameNode::output(OutputBuffer &OB, OutputFlags Flags) const {
629 Components->output(OB, Flags, "::");
630}
631
632void RttiBaseClassDescriptorNode::output(OutputBuffer &OB,
633 OutputFlags Flags) const {
634 OB << "`RTTI Base Class Descriptor at (";
635 OB << NVOffset << ", " << VBPtrOffset << ", " << VBTableOffset << ", "
636 << this->Flags;
637 OB << ")'";
638}
639
640void LocalStaticGuardVariableNode::output(OutputBuffer &OB,
641 OutputFlags Flags) const {
642 Name->output(OB, Flags);
643}
644
645void VcallThunkIdentifierNode::output(OutputBuffer &OB,
646 OutputFlags Flags) const {
647 OB << "`vcall'{" << OffsetInVTable << ", {flat}}";
648}
649
650void SpecialTableSymbolNode::output(OutputBuffer &OB, OutputFlags Flags) const {
651 outputQualifiers(OB, Quals, false, true);
652 Name->output(OB, Flags);
653 if (TargetName) {
654 OB << "{for `";
655 TargetName->output(OB, Flags);
656 OB << "'}";
657 }
658}