Bug Summary

File:llvm/lib/Demangle/MicrosoftDemangleNodes.cpp
Warning:line 73, column 3
Value stored to 'SpaceBefore' is never read

Annotated Source Code

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clang -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name MicrosoftDemangleNodes.cpp -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -analyzer-config-compatibility-mode=true -mrelocation-model pic -pic-level 2 -mthread-model posix -mframe-pointer=none -fmath-errno -fno-rounding-math -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -dwarf-column-info -fno-split-dwarf-inlining -debugger-tuning=gdb -ffunction-sections -fdata-sections -resource-dir /usr/lib/llvm-11/lib/clang/11.0.0 -D _DEBUG -D _GNU_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -I /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/build-llvm/lib/Demangle -I /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/llvm/lib/Demangle -I /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/build-llvm/include -I /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/llvm/include -U NDEBUG -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/c++/6.3.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/x86_64-linux-gnu/c++/6.3.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/x86_64-linux-gnu/c++/6.3.0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/6.3.0/../../../../include/c++/6.3.0/backward -internal-isystem /usr/local/include -internal-isystem /usr/lib/llvm-11/lib/clang/11.0.0/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-maybe-uninitialized -Wno-comment -std=c++14 -fdeprecated-macro -fdebug-compilation-dir /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/build-llvm/lib/Demangle -fdebug-prefix-map=/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347=. -ferror-limit 19 -fmessage-length 0 -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -fobjc-runtime=gcc -fdiagnostics-show-option -vectorize-loops -vectorize-slp -analyzer-output=html -analyzer-config stable-report-filename=true -faddrsig -o /tmp/scan-build-2020-03-09-184146-41876-1 -x c++ /build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/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/DemangleConfig.h"
15#include "llvm/Demangle/Utility.h"
16#include <cctype>
17#include <string>
18
19using namespace llvm;
20using namespace ms_demangle;
21
22#define OUTPUT_ENUM_CLASS_VALUE(Enum, Value, Desc)case Enum::Value: OS << Desc; break; \
23 case Enum::Value: \
24 OS << Desc; \
25 break;
26
27// Writes a space if the last token does not end with a punctuation.
28static void outputSpaceIfNecessary(OutputStream &OS) {
29 if (OS.empty())
30 return;
31
32 char C = OS.back();
33 if (std::isalnum(C) || C == '>')
34 OS << " ";
35}
36
37static void outputSingleQualifier(OutputStream &OS, Qualifiers Q) {
38 switch (Q) {
39 case Q_Const:
40 OS << "const";
41 break;
42 case Q_Volatile:
43 OS << "volatile";
44 break;
45 case Q_Restrict:
46 OS << "__restrict";
47 break;
48 default:
49 break;
50 }
51}
52
53static bool outputQualifierIfPresent(OutputStream &OS, Qualifiers Q,
54 Qualifiers Mask, bool NeedSpace) {
55 if (!(Q & Mask))
56 return NeedSpace;
57
58 if (NeedSpace)
59 OS << " ";
60
61 outputSingleQualifier(OS, Mask);
62 return true;
63}
64
65static void outputQualifiers(OutputStream &OS, Qualifiers Q, bool SpaceBefore,
66 bool SpaceAfter) {
67 if (Q == Q_None)
68 return;
69
70 size_t Pos1 = OS.getCurrentPosition();
71 SpaceBefore = outputQualifierIfPresent(OS, Q, Q_Const, SpaceBefore);
72 SpaceBefore = outputQualifierIfPresent(OS, Q, Q_Volatile, SpaceBefore);
73 SpaceBefore = outputQualifierIfPresent(OS, Q, Q_Restrict, SpaceBefore);
Value stored to 'SpaceBefore' is never read
74 size_t Pos2 = OS.getCurrentPosition();
75 if (SpaceAfter && Pos2 > Pos1)
76 OS << " ";
77}
78
79static void outputCallingConvention(OutputStream &OS, CallingConv CC) {
80 outputSpaceIfNecessary(OS);
81
82 switch (CC) {
83 case CallingConv::Cdecl:
84 OS << "__cdecl";
85 break;
86 case CallingConv::Fastcall:
87 OS << "__fastcall";
88 break;
89 case CallingConv::Pascal:
90 OS << "__pascal";
91 break;
92 case CallingConv::Regcall:
93 OS << "__regcall";
94 break;
95 case CallingConv::Stdcall:
96 OS << "__stdcall";
97 break;
98 case CallingConv::Thiscall:
99 OS << "__thiscall";
100 break;
101 case CallingConv::Eabi:
102 OS << "__eabi";
103 break;
104 case CallingConv::Vectorcall:
105 OS << "__vectorcall";
106 break;
107 case CallingConv::Clrcall:
108 OS << "__clrcall";
109 break;
110 default:
111 break;
112 }
113}
114
115std::string Node::toString(OutputFlags Flags) const {
116 OutputStream OS;
117 initializeOutputStream(nullptr, nullptr, OS, 1024);
118 this->output(OS, Flags);
119 OS << '\0';
120 return {OS.getBuffer()};
121}
122
123void PrimitiveTypeNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
124 switch (PrimKind) {
125 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Void, "void")case PrimitiveKind::Void: OS << "void"; break;;
126 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Bool, "bool")case PrimitiveKind::Bool: OS << "bool"; break;;
127 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char, "char")case PrimitiveKind::Char: OS << "char"; break;;
128 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Schar, "signed char")case PrimitiveKind::Schar: OS << "signed char"; break;;
129 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uchar, "unsigned char")case PrimitiveKind::Uchar: OS << "unsigned char"; break
;;
130 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char8, "char8_t")case PrimitiveKind::Char8: OS << "char8_t"; break;;
131 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char16, "char16_t")case PrimitiveKind::Char16: OS << "char16_t"; break;;
132 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Char32, "char32_t")case PrimitiveKind::Char32: OS << "char32_t"; break;;
133 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Short, "short")case PrimitiveKind::Short: OS << "short"; break;;
134 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ushort, "unsigned short")case PrimitiveKind::Ushort: OS << "unsigned short"; break
;;
135 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Int, "int")case PrimitiveKind::Int: OS << "int"; break;;
136 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uint, "unsigned int")case PrimitiveKind::Uint: OS << "unsigned int"; break;;
137 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Long, "long")case PrimitiveKind::Long: OS << "long"; break;;
138 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ulong, "unsigned long")case PrimitiveKind::Ulong: OS << "unsigned long"; break
;;
139 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Int64, "__int64")case PrimitiveKind::Int64: OS << "__int64"; break;;
140 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Uint64, "unsigned __int64")case PrimitiveKind::Uint64: OS << "unsigned __int64"; break
;;
141 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Wchar, "wchar_t")case PrimitiveKind::Wchar: OS << "wchar_t"; break;;
142 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Float, "float")case PrimitiveKind::Float: OS << "float"; break;;
143 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Double, "double")case PrimitiveKind::Double: OS << "double"; break;;
144 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Ldouble, "long double")case PrimitiveKind::Ldouble: OS << "long double"; break
;;
145 OUTPUT_ENUM_CLASS_VALUE(PrimitiveKind, Nullptr, "std::nullptr_t")case PrimitiveKind::Nullptr: OS << "std::nullptr_t"; break
;;
146 }
147 outputQualifiers(OS, Quals, true, false);
148}
149
150void NodeArrayNode::output(OutputStream &OS, OutputFlags Flags) const {
151 output(OS, Flags, ", ");
152}
153
154void NodeArrayNode::output(OutputStream &OS, OutputFlags Flags,
155 StringView Separator) const {
156 if (Count == 0)
157 return;
158 if (Nodes[0])
159 Nodes[0]->output(OS, Flags);
160 for (size_t I = 1; I < Count; ++I) {
161 OS << Separator;
162 Nodes[I]->output(OS, Flags);
163 }
164}
165
166void EncodedStringLiteralNode::output(OutputStream &OS,
167 OutputFlags Flags) const {
168 switch (Char) {
169 case CharKind::Wchar:
170 OS << "L\"";
171 break;
172 case CharKind::Char:
173 OS << "\"";
174 break;
175 case CharKind::Char16:
176 OS << "u\"";
177 break;
178 case CharKind::Char32:
179 OS << "U\"";
180 break;
181 }
182 OS << DecodedString << "\"";
183 if (IsTruncated)
184 OS << "...";
185}
186
187void IntegerLiteralNode::output(OutputStream &OS, OutputFlags Flags) const {
188 if (IsNegative)
189 OS << '-';
190 OS << Value;
191}
192
193void TemplateParameterReferenceNode::output(OutputStream &OS,
194 OutputFlags Flags) const {
195 if (ThunkOffsetCount > 0)
196 OS << "{";
197 else if (Affinity == PointerAffinity::Pointer)
198 OS << "&";
199
200 if (Symbol) {
201 Symbol->output(OS, Flags);
202 if (ThunkOffsetCount > 0)
203 OS << ", ";
204 }
205
206 if (ThunkOffsetCount > 0)
207 OS << ThunkOffsets[0];
208 for (int I = 1; I < ThunkOffsetCount; ++I) {
209 OS << ", " << ThunkOffsets[I];
210 }
211 if (ThunkOffsetCount > 0)
212 OS << "}";
213}
214
215void IdentifierNode::outputTemplateParameters(OutputStream &OS,
216 OutputFlags Flags) const {
217 if (!TemplateParams)
218 return;
219 OS << "<";
220 TemplateParams->output(OS, Flags);
221 OS << ">";
222}
223
224void DynamicStructorIdentifierNode::output(OutputStream &OS,
225 OutputFlags Flags) const {
226 if (IsDestructor)
227 OS << "`dynamic atexit destructor for ";
228 else
229 OS << "`dynamic initializer for ";
230
231 if (Variable) {
232 OS << "`";
233 Variable->output(OS, Flags);
234 OS << "''";
235 } else {
236 OS << "'";
237 Name->output(OS, Flags);
238 OS << "''";
239 }
240}
241
242void NamedIdentifierNode::output(OutputStream &OS, OutputFlags Flags) const {
243 OS << Name;
244 outputTemplateParameters(OS, Flags);
245}
246
247void IntrinsicFunctionIdentifierNode::output(OutputStream &OS,
248 OutputFlags Flags) const {
249 switch (Operator) {
250 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, New, "operator new")case IntrinsicFunctionKind::New: OS << "operator new"; break
;;
251 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Delete, "operator delete")case IntrinsicFunctionKind::Delete: OS << "operator delete"
; break;;
252 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Assign, "operator=")case IntrinsicFunctionKind::Assign: OS << "operator="; break
;;
253 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, RightShift, "operator>>")case IntrinsicFunctionKind::RightShift: OS << "operator>>"
; break;;
254 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LeftShift, "operator<<")case IntrinsicFunctionKind::LeftShift: OS << "operator<<"
; break;;
255 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalNot, "operator!")case IntrinsicFunctionKind::LogicalNot: OS << "operator!"
; break;;
256 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Equals, "operator==")case IntrinsicFunctionKind::Equals: OS << "operator==";
break;;
257 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, NotEquals, "operator!=")case IntrinsicFunctionKind::NotEquals: OS << "operator!="
; break;;
258 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArraySubscript,case IntrinsicFunctionKind::ArraySubscript: OS << "operator[]"
; break;
259 "operator[]")case IntrinsicFunctionKind::ArraySubscript: OS << "operator[]"
; break;;
260 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Pointer, "operator->")case IntrinsicFunctionKind::Pointer: OS << "operator->"
; break;;
261 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Increment, "operator++")case IntrinsicFunctionKind::Increment: OS << "operator++"
; break;;
262 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Decrement, "operator--")case IntrinsicFunctionKind::Decrement: OS << "operator--"
; break;;
263 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Minus, "operator-")case IntrinsicFunctionKind::Minus: OS << "operator-"; break
;;
264 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Plus, "operator+")case IntrinsicFunctionKind::Plus: OS << "operator+"; break
;;
265 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Dereference, "operator*")case IntrinsicFunctionKind::Dereference: OS << "operator*"
; break;;
266 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseAnd, "operator&")case IntrinsicFunctionKind::BitwiseAnd: OS << "operator&"
; break;;
267 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, MemberPointer,case IntrinsicFunctionKind::MemberPointer: OS << "operator->*"
; break;
268 "operator->*")case IntrinsicFunctionKind::MemberPointer: OS << "operator->*"
; break;;
269 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Divide, "operator/")case IntrinsicFunctionKind::Divide: OS << "operator/"; break
;;
270 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Modulus, "operator%")case IntrinsicFunctionKind::Modulus: OS << "operator%";
break;;
271 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LessThan, "operator<")case IntrinsicFunctionKind::LessThan: OS << "operator<"
; break;;
272 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LessThanEqual, "operator<=")case IntrinsicFunctionKind::LessThanEqual: OS << "operator<="
; break;;
273 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, GreaterThan, "operator>")case IntrinsicFunctionKind::GreaterThan: OS << "operator>"
; break;;
274 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, GreaterThanEqual,case IntrinsicFunctionKind::GreaterThanEqual: OS << "operator>="
; break;
275 "operator>=")case IntrinsicFunctionKind::GreaterThanEqual: OS << "operator>="
; break;;
276 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Comma, "operator,")case IntrinsicFunctionKind::Comma: OS << "operator,"; break
;;
277 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Parens, "operator()")case IntrinsicFunctionKind::Parens: OS << "operator()";
break;;
278 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseNot, "operator~")case IntrinsicFunctionKind::BitwiseNot: OS << "operator~"
; break;;
279 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseXor, "operator^")case IntrinsicFunctionKind::BitwiseXor: OS << "operator^"
; break;;
280 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseOr, "operator|")case IntrinsicFunctionKind::BitwiseOr: OS << "operator|"
; break;;
281 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalAnd, "operator&&")case IntrinsicFunctionKind::LogicalAnd: OS << "operator&&"
; break;;
282 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LogicalOr, "operator||")case IntrinsicFunctionKind::LogicalOr: OS << "operator||"
; break;;
283 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, TimesEqual, "operator*=")case IntrinsicFunctionKind::TimesEqual: OS << "operator*="
; break;;
284 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, PlusEqual, "operator+=")case IntrinsicFunctionKind::PlusEqual: OS << "operator+="
; break;;
285 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, MinusEqual, "operator-=")case IntrinsicFunctionKind::MinusEqual: OS << "operator-="
; break;;
286 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, DivEqual, "operator/=")case IntrinsicFunctionKind::DivEqual: OS << "operator/="
; break;;
287 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ModEqual, "operator%=")case IntrinsicFunctionKind::ModEqual: OS << "operator%="
; break;;
288 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, RshEqual, "operator>>=")case IntrinsicFunctionKind::RshEqual: OS << "operator>>="
; break;;
289 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LshEqual, "operator<<=")case IntrinsicFunctionKind::LshEqual: OS << "operator<<="
; break;;
290 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseAndEqual,case IntrinsicFunctionKind::BitwiseAndEqual: OS << "operator&="
; break;
291 "operator&=")case IntrinsicFunctionKind::BitwiseAndEqual: OS << "operator&="
; break;;
292 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseOrEqual,case IntrinsicFunctionKind::BitwiseOrEqual: OS << "operator|="
; break;
293 "operator|=")case IntrinsicFunctionKind::BitwiseOrEqual: OS << "operator|="
; break;;
294 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, BitwiseXorEqual,case IntrinsicFunctionKind::BitwiseXorEqual: OS << "operator^="
; break;
295 "operator^=")case IntrinsicFunctionKind::BitwiseXorEqual: OS << "operator^="
; break;;
296 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VbaseDtor, "`vbase dtor'")case IntrinsicFunctionKind::VbaseDtor: OS << "`vbase dtor'"
; break;;
297 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecDelDtor,case IntrinsicFunctionKind::VecDelDtor: OS << "`vector deleting dtor'"
; break;
298 "`vector deleting dtor'")case IntrinsicFunctionKind::VecDelDtor: OS << "`vector deleting dtor'"
; break;;
299 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, DefaultCtorClosure,case IntrinsicFunctionKind::DefaultCtorClosure: OS << "`default ctor closure'"
; break;
300 "`default ctor closure'")case IntrinsicFunctionKind::DefaultCtorClosure: OS << "`default ctor closure'"
; break;;
301 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ScalarDelDtor,case IntrinsicFunctionKind::ScalarDelDtor: OS << "`scalar deleting dtor'"
; break;
302 "`scalar deleting dtor'")case IntrinsicFunctionKind::ScalarDelDtor: OS << "`scalar deleting dtor'"
; break;;
303 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecCtorIter,case IntrinsicFunctionKind::VecCtorIter: OS << "`vector ctor iterator'"
; break;
304 "`vector ctor iterator'")case IntrinsicFunctionKind::VecCtorIter: OS << "`vector ctor iterator'"
; break;;
305 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecDtorIter,case IntrinsicFunctionKind::VecDtorIter: OS << "`vector dtor iterator'"
; break;
306 "`vector dtor iterator'")case IntrinsicFunctionKind::VecDtorIter: OS << "`vector dtor iterator'"
; break;;
307 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VecVbaseCtorIter,case IntrinsicFunctionKind::VecVbaseCtorIter: OS << "`vector vbase ctor iterator'"
; break;
308 "`vector vbase ctor iterator'")case IntrinsicFunctionKind::VecVbaseCtorIter: OS << "`vector vbase ctor iterator'"
; break;;
309 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VdispMap,case IntrinsicFunctionKind::VdispMap: OS << "`virtual displacement map'"
; break;
310 "`virtual displacement map'")case IntrinsicFunctionKind::VdispMap: OS << "`virtual displacement map'"
; break;;
311 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecCtorIter,case IntrinsicFunctionKind::EHVecCtorIter: OS << "`eh vector ctor iterator'"
; break;
312 "`eh vector ctor iterator'")case IntrinsicFunctionKind::EHVecCtorIter: OS << "`eh vector ctor iterator'"
; break;;
313 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecDtorIter,case IntrinsicFunctionKind::EHVecDtorIter: OS << "`eh vector dtor iterator'"
; break;
314 "`eh vector dtor iterator'")case IntrinsicFunctionKind::EHVecDtorIter: OS << "`eh vector dtor iterator'"
; break;;
315 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVecVbaseCtorIter,case IntrinsicFunctionKind::EHVecVbaseCtorIter: OS << "`eh vector vbase ctor iterator'"
; break;
316 "`eh vector vbase ctor iterator'")case IntrinsicFunctionKind::EHVecVbaseCtorIter: OS << "`eh vector vbase ctor iterator'"
; break;;
317 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, CopyCtorClosure,case IntrinsicFunctionKind::CopyCtorClosure: OS << "`copy ctor closure'"
; break;
318 "`copy ctor closure'")case IntrinsicFunctionKind::CopyCtorClosure: OS << "`copy ctor closure'"
; break;;
319 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, LocalVftableCtorClosure,case IntrinsicFunctionKind::LocalVftableCtorClosure: OS <<
"`local vftable ctor closure'"; break;
320 "`local vftable ctor closure'")case IntrinsicFunctionKind::LocalVftableCtorClosure: OS <<
"`local vftable ctor closure'"; break;;
321 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArrayNew, "operator new[]")case IntrinsicFunctionKind::ArrayNew: OS << "operator new[]"
; break;;
322 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ArrayDelete,case IntrinsicFunctionKind::ArrayDelete: OS << "operator delete[]"
; break;
323 "operator delete[]")case IntrinsicFunctionKind::ArrayDelete: OS << "operator delete[]"
; break;;
324 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorCtorIter,case IntrinsicFunctionKind::ManVectorCtorIter: OS << "`managed vector ctor iterator'"
; break;
325 "`managed vector ctor iterator'")case IntrinsicFunctionKind::ManVectorCtorIter: OS << "`managed vector ctor iterator'"
; break;;
326 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorDtorIter,case IntrinsicFunctionKind::ManVectorDtorIter: OS << "`managed vector dtor iterator'"
; break;
327 "`managed vector dtor iterator'")case IntrinsicFunctionKind::ManVectorDtorIter: OS << "`managed vector dtor iterator'"
; break;;
328 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVectorCopyCtorIter,case IntrinsicFunctionKind::EHVectorCopyCtorIter: OS <<
"`EH vector copy ctor iterator'"; break;
329 "`EH vector copy ctor iterator'")case IntrinsicFunctionKind::EHVectorCopyCtorIter: OS <<
"`EH vector copy ctor iterator'"; break;;
330 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, EHVectorVbaseCopyCtorIter,case IntrinsicFunctionKind::EHVectorVbaseCopyCtorIter: OS <<
"`EH vector vbase copy ctor iterator'"; break;
331 "`EH vector vbase copy ctor iterator'")case IntrinsicFunctionKind::EHVectorVbaseCopyCtorIter: OS <<
"`EH vector vbase copy ctor iterator'"; break;;
332 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VectorCopyCtorIter,case IntrinsicFunctionKind::VectorCopyCtorIter: OS << "`vector copy ctor iterator'"
; break;
333 "`vector copy ctor iterator'")case IntrinsicFunctionKind::VectorCopyCtorIter: OS << "`vector copy ctor iterator'"
; break;;
334 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, VectorVbaseCopyCtorIter,case IntrinsicFunctionKind::VectorVbaseCopyCtorIter: OS <<
"`vector vbase copy constructor iterator'"; break;
335 "`vector vbase copy constructor iterator'")case IntrinsicFunctionKind::VectorVbaseCopyCtorIter: OS <<
"`vector vbase copy constructor iterator'"; break;;
336 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, ManVectorVbaseCopyCtorIter,case IntrinsicFunctionKind::ManVectorVbaseCopyCtorIter: OS <<
"`managed vector vbase copy constructor iterator'"; break;
337 "`managed vector vbase copy constructor iterator'")case IntrinsicFunctionKind::ManVectorVbaseCopyCtorIter: OS <<
"`managed vector vbase copy constructor iterator'"; break;;
338 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, CoAwait,case IntrinsicFunctionKind::CoAwait: OS << "operator co_await"
; break;
339 "operator co_await")case IntrinsicFunctionKind::CoAwait: OS << "operator co_await"
; break;;
340 OUTPUT_ENUM_CLASS_VALUE(IntrinsicFunctionKind, Spaceship, "operator<=>")case IntrinsicFunctionKind::Spaceship: OS << "operator<=>"
; break;;
341 case IntrinsicFunctionKind::MaxIntrinsic:
342 case IntrinsicFunctionKind::None:
343 break;
344 }
345 outputTemplateParameters(OS, Flags);
346}
347
348void LocalStaticGuardIdentifierNode::output(OutputStream &OS,
349 OutputFlags Flags) const {
350 if (IsThread)
351 OS << "`local static thread guard'";
352 else
353 OS << "`local static guard'";
354 if (ScopeIndex > 0)
355 OS << "{" << ScopeIndex << "}";
356}
357
358void ConversionOperatorIdentifierNode::output(OutputStream &OS,
359 OutputFlags Flags) const {
360 OS << "operator";
361 outputTemplateParameters(OS, Flags);
362 OS << " ";
363 TargetType->output(OS, Flags);
364}
365
366void StructorIdentifierNode::output(OutputStream &OS, OutputFlags Flags) const {
367 if (IsDestructor)
368 OS << "~";
369 Class->output(OS, Flags);
370 outputTemplateParameters(OS, Flags);
371}
372
373void LiteralOperatorIdentifierNode::output(OutputStream &OS,
374 OutputFlags Flags) const {
375 OS << "operator \"\"" << Name;
376 outputTemplateParameters(OS, Flags);
377}
378
379void FunctionSignatureNode::outputPre(OutputStream &OS,
380 OutputFlags Flags) const {
381 if (!(Flags & OF_NoAccessSpecifier)) {
382 if (FunctionClass & FC_Public)
383 OS << "public: ";
384 if (FunctionClass & FC_Protected)
385 OS << "protected: ";
386 if (FunctionClass & FC_Private)
387 OS << "private: ";
388 }
389
390 if (!(Flags & OF_NoMemberType)) {
391 if (!(FunctionClass & FC_Global)) {
392 if (FunctionClass & FC_Static)
393 OS << "static ";
394 }
395 if (FunctionClass & FC_Virtual)
396 OS << "virtual ";
397
398 if (FunctionClass & FC_ExternC)
399 OS << "extern \"C\" ";
400 }
401
402 if (!(Flags & OF_NoReturnType) && ReturnType) {
403 ReturnType->outputPre(OS, Flags);
404 OS << " ";
405 }
406
407 if (!(Flags & OF_NoCallingConvention))
408 outputCallingConvention(OS, CallConvention);
409}
410
411void FunctionSignatureNode::outputPost(OutputStream &OS,
412 OutputFlags Flags) const {
413 if (!(FunctionClass & FC_NoParameterList)) {
414 OS << "(";
415 if (Params)
416 Params->output(OS, Flags);
417 else
418 OS << "void";
419
420 if (IsVariadic) {
421 if (OS.back() != '(')
422 OS << ", ";
423 OS << "...";
424 }
425 OS << ")";
426 }
427
428 if (Quals & Q_Const)
429 OS << " const";
430 if (Quals & Q_Volatile)
431 OS << " volatile";
432 if (Quals & Q_Restrict)
433 OS << " __restrict";
434 if (Quals & Q_Unaligned)
435 OS << " __unaligned";
436
437 if (IsNoexcept)
438 OS << " noexcept";
439
440 if (RefQualifier == FunctionRefQualifier::Reference)
441 OS << " &";
442 else if (RefQualifier == FunctionRefQualifier::RValueReference)
443 OS << " &&";
444
445 if (!(Flags & OF_NoReturnType) && ReturnType)
446 ReturnType->outputPost(OS, Flags);
447}
448
449void ThunkSignatureNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
450 OS << "[thunk]: ";
451
452 FunctionSignatureNode::outputPre(OS, Flags);
453}
454
455void ThunkSignatureNode::outputPost(OutputStream &OS, OutputFlags Flags) const {
456 if (FunctionClass & FC_StaticThisAdjust) {
457 OS << "`adjustor{" << ThisAdjust.StaticOffset << "}'";
458 } else if (FunctionClass & FC_VirtualThisAdjust) {
459 if (FunctionClass & FC_VirtualThisAdjustEx) {
460 OS << "`vtordispex{" << ThisAdjust.VBPtrOffset << ", "
461 << ThisAdjust.VBOffsetOffset << ", " << ThisAdjust.VtordispOffset
462 << ", " << ThisAdjust.StaticOffset << "}'";
463 } else {
464 OS << "`vtordisp{" << ThisAdjust.VtordispOffset << ", "
465 << ThisAdjust.StaticOffset << "}'";
466 }
467 }
468
469 FunctionSignatureNode::outputPost(OS, Flags);
470}
471
472void PointerTypeNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
473 if (Pointee->kind() == NodeKind::FunctionSignature) {
474 // If this is a pointer to a function, don't output the calling convention.
475 // It needs to go inside the parentheses.
476 const FunctionSignatureNode *Sig =
477 static_cast<const FunctionSignatureNode *>(Pointee);
478 Sig->outputPre(OS, OF_NoCallingConvention);
479 } else
480 Pointee->outputPre(OS, Flags);
481
482 outputSpaceIfNecessary(OS);
483
484 if (Quals & Q_Unaligned)
485 OS << "__unaligned ";
486
487 if (Pointee->kind() == NodeKind::ArrayType) {
488 OS << "(";
489 } else if (Pointee->kind() == NodeKind::FunctionSignature) {
490 OS << "(";
491 const FunctionSignatureNode *Sig =
492 static_cast<const FunctionSignatureNode *>(Pointee);
493 outputCallingConvention(OS, Sig->CallConvention);
494 OS << " ";
495 }
496
497 if (ClassParent) {
498 ClassParent->output(OS, Flags);
499 OS << "::";
500 }
501
502 switch (Affinity) {
503 case PointerAffinity::Pointer:
504 OS << "*";
505 break;
506 case PointerAffinity::Reference:
507 OS << "&";
508 break;
509 case PointerAffinity::RValueReference:
510 OS << "&&";
511 break;
512 default:
513 assert(false)((false) ? static_cast<void> (0) : __assert_fail ("false"
, "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/llvm/lib/Demangle/MicrosoftDemangleNodes.cpp"
, 513, __PRETTY_FUNCTION__));
514 }
515 outputQualifiers(OS, Quals, false, false);
516}
517
518void PointerTypeNode::outputPost(OutputStream &OS, OutputFlags Flags) const {
519 if (Pointee->kind() == NodeKind::ArrayType ||
520 Pointee->kind() == NodeKind::FunctionSignature)
521 OS << ")";
522
523 Pointee->outputPost(OS, Flags);
524}
525
526void TagTypeNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
527 if (!(Flags & OF_NoTagSpecifier)) {
528 switch (Tag) {
529 OUTPUT_ENUM_CLASS_VALUE(TagKind, Class, "class")case TagKind::Class: OS << "class"; break;;
530 OUTPUT_ENUM_CLASS_VALUE(TagKind, Struct, "struct")case TagKind::Struct: OS << "struct"; break;;
531 OUTPUT_ENUM_CLASS_VALUE(TagKind, Union, "union")case TagKind::Union: OS << "union"; break;;
532 OUTPUT_ENUM_CLASS_VALUE(TagKind, Enum, "enum")case TagKind::Enum: OS << "enum"; break;;
533 }
534 OS << " ";
535 }
536 QualifiedName->output(OS, Flags);
537 outputQualifiers(OS, Quals, true, false);
538}
539
540void TagTypeNode::outputPost(OutputStream &OS, OutputFlags Flags) const {}
541
542void ArrayTypeNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
543 ElementType->outputPre(OS, Flags);
544 outputQualifiers(OS, Quals, true, false);
545}
546
547void ArrayTypeNode::outputOneDimension(OutputStream &OS, OutputFlags Flags,
548 Node *N) const {
549 assert(N->kind() == NodeKind::IntegerLiteral)((N->kind() == NodeKind::IntegerLiteral) ? static_cast<
void> (0) : __assert_fail ("N->kind() == NodeKind::IntegerLiteral"
, "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/llvm/lib/Demangle/MicrosoftDemangleNodes.cpp"
, 549, __PRETTY_FUNCTION__));
550 IntegerLiteralNode *ILN = static_cast<IntegerLiteralNode *>(N);
551 if (ILN->Value != 0)
552 ILN->output(OS, Flags);
553}
554
555void ArrayTypeNode::outputDimensionsImpl(OutputStream &OS,
556 OutputFlags Flags) const {
557 if (Dimensions->Count == 0)
558 return;
559
560 outputOneDimension(OS, Flags, Dimensions->Nodes[0]);
561 for (size_t I = 1; I < Dimensions->Count; ++I) {
562 OS << "][";
563 outputOneDimension(OS, Flags, Dimensions->Nodes[I]);
564 }
565}
566
567void ArrayTypeNode::outputPost(OutputStream &OS, OutputFlags Flags) const {
568 OS << "[";
569 outputDimensionsImpl(OS, Flags);
570 OS << "]";
571
572 ElementType->outputPost(OS, Flags);
573}
574
575void SymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
576 Name->output(OS, Flags);
577}
578
579void FunctionSymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
580 Signature->outputPre(OS, Flags);
581 outputSpaceIfNecessary(OS);
582 Name->output(OS, Flags);
583 Signature->outputPost(OS, Flags);
584}
585
586void VariableSymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
587 const char *AccessSpec = nullptr;
588 bool IsStatic = true;
589 switch (SC) {
590 case StorageClass::PrivateStatic:
591 AccessSpec = "private";
592 break;
593 case StorageClass::PublicStatic:
594 AccessSpec = "public";
595 break;
596 case StorageClass::ProtectedStatic:
597 AccessSpec = "protected";
598 break;
599 default:
600 IsStatic = false;
601 break;
602 }
603 if (!(Flags & OF_NoAccessSpecifier) && AccessSpec)
604 OS << AccessSpec << ": ";
605 if (!(Flags & OF_NoMemberType) && IsStatic)
606 OS << "static ";
607
608 if (Type) {
609 Type->outputPre(OS, Flags);
610 outputSpaceIfNecessary(OS);
611 }
612 Name->output(OS, Flags);
613 if (Type)
614 Type->outputPost(OS, Flags);
615}
616
617void CustomTypeNode::outputPre(OutputStream &OS, OutputFlags Flags) const {
618 Identifier->output(OS, Flags);
619}
620void CustomTypeNode::outputPost(OutputStream &OS, OutputFlags Flags) const {}
621
622void QualifiedNameNode::output(OutputStream &OS, OutputFlags Flags) const {
623 Components->output(OS, Flags, "::");
624}
625
626void RttiBaseClassDescriptorNode::output(OutputStream &OS,
627 OutputFlags Flags) const {
628 OS << "`RTTI Base Class Descriptor at (";
629 OS << NVOffset << ", " << VBPtrOffset << ", " << VBTableOffset << ", "
630 << this->Flags;
631 OS << ")'";
632}
633
634void LocalStaticGuardVariableNode::output(OutputStream &OS,
635 OutputFlags Flags) const {
636 Name->output(OS, Flags);
637}
638
639void VcallThunkIdentifierNode::output(OutputStream &OS,
640 OutputFlags Flags) const {
641 OS << "`vcall'{" << OffsetInVTable << ", {flat}}";
642}
643
644void SpecialTableSymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
645 outputQualifiers(OS, Quals, false, true);
646 Name->output(OS, Flags);
647 if (TargetName) {
648 OS << "{for `";
649 TargetName->output(OS, Flags);
650 OS << "'}";
651 }
652 return;
653}