clang  13.0.0git
TypeLoc.cpp
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1 //===- TypeLoc.cpp - Type Source Info Wrapper -----------------------------===//
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 the TypeLoc subclasses implementations.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "clang/AST/TypeLoc.h"
14 #include "clang/AST/DeclTemplate.h"
15 #include "clang/AST/ASTContext.h"
16 #include "clang/AST/Attr.h"
17 #include "clang/AST/Expr.h"
19 #include "clang/AST/TemplateBase.h"
20 #include "clang/AST/TemplateName.h"
23 #include "clang/Basic/Specifiers.h"
24 #include "llvm/Support/ErrorHandling.h"
25 #include "llvm/Support/MathExtras.h"
26 #include <algorithm>
27 #include <cassert>
28 #include <cstdint>
29 #include <cstring>
30 
31 using namespace clang;
32 
33 static const unsigned TypeLocMaxDataAlign = alignof(void *);
34 
35 //===----------------------------------------------------------------------===//
36 // TypeLoc Implementation
37 //===----------------------------------------------------------------------===//
38 
39 namespace {
40 
41 class TypeLocRanger : public TypeLocVisitor<TypeLocRanger, SourceRange> {
42 public:
43 #define ABSTRACT_TYPELOC(CLASS, PARENT)
44 #define TYPELOC(CLASS, PARENT) \
45  SourceRange Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
46  return TyLoc.getLocalSourceRange(); \
47  }
48 #include "clang/AST/TypeLocNodes.def"
49 };
50 
51 } // namespace
52 
53 SourceRange TypeLoc::getLocalSourceRangeImpl(TypeLoc TL) {
54  if (TL.isNull()) return SourceRange();
55  return TypeLocRanger().Visit(TL);
56 }
57 
58 namespace {
59 
60 class TypeAligner : public TypeLocVisitor<TypeAligner, unsigned> {
61 public:
62 #define ABSTRACT_TYPELOC(CLASS, PARENT)
63 #define TYPELOC(CLASS, PARENT) \
64  unsigned Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
65  return TyLoc.getLocalDataAlignment(); \
66  }
67 #include "clang/AST/TypeLocNodes.def"
68 };
69 
70 } // namespace
71 
72 /// Returns the alignment of the type source info data block.
74  if (Ty.isNull()) return 1;
75  return TypeAligner().Visit(TypeLoc(Ty, nullptr));
76 }
77 
78 namespace {
79 
80 class TypeSizer : public TypeLocVisitor<TypeSizer, unsigned> {
81 public:
82 #define ABSTRACT_TYPELOC(CLASS, PARENT)
83 #define TYPELOC(CLASS, PARENT) \
84  unsigned Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
85  return TyLoc.getLocalDataSize(); \
86  }
87 #include "clang/AST/TypeLocNodes.def"
88 };
89 
90 } // namespace
91 
92 /// Returns the size of the type source info data block.
94  unsigned Total = 0;
95  TypeLoc TyLoc(Ty, nullptr);
96  unsigned MaxAlign = 1;
97  while (!TyLoc.isNull()) {
98  unsigned Align = getLocalAlignmentForType(TyLoc.getType());
99  MaxAlign = std::max(Align, MaxAlign);
100  Total = llvm::alignTo(Total, Align);
101  Total += TypeSizer().Visit(TyLoc);
102  TyLoc = TyLoc.getNextTypeLoc();
103  }
104  Total = llvm::alignTo(Total, MaxAlign);
105  return Total;
106 }
107 
108 namespace {
109 
110 class NextLoc : public TypeLocVisitor<NextLoc, TypeLoc> {
111 public:
112 #define ABSTRACT_TYPELOC(CLASS, PARENT)
113 #define TYPELOC(CLASS, PARENT) \
114  TypeLoc Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
115  return TyLoc.getNextTypeLoc(); \
116  }
117 #include "clang/AST/TypeLocNodes.def"
118 };
119 
120 } // namespace
121 
122 /// Get the next TypeLoc pointed by this TypeLoc, e.g for "int*" the
123 /// TypeLoc is a PointerLoc and next TypeLoc is for "int".
124 TypeLoc TypeLoc::getNextTypeLocImpl(TypeLoc TL) {
125  return NextLoc().Visit(TL);
126 }
127 
128 /// Initializes a type location, and all of its children
129 /// recursively, as if the entire tree had been written in the
130 /// given location.
131 void TypeLoc::initializeImpl(ASTContext &Context, TypeLoc TL,
132  SourceLocation Loc) {
133  while (true) {
134  switch (TL.getTypeLocClass()) {
135 #define ABSTRACT_TYPELOC(CLASS, PARENT)
136 #define TYPELOC(CLASS, PARENT) \
137  case CLASS: { \
138  CLASS##TypeLoc TLCasted = TL.castAs<CLASS##TypeLoc>(); \
139  TLCasted.initializeLocal(Context, Loc); \
140  TL = TLCasted.getNextTypeLoc(); \
141  if (!TL) return; \
142  continue; \
143  }
144 #include "clang/AST/TypeLocNodes.def"
145  }
146  }
147 }
148 
149 namespace {
150 
151 class TypeLocCopier : public TypeLocVisitor<TypeLocCopier> {
152  TypeLoc Source;
153 
154 public:
155  TypeLocCopier(TypeLoc source) : Source(source) {}
156 
157 #define ABSTRACT_TYPELOC(CLASS, PARENT)
158 #define TYPELOC(CLASS, PARENT) \
159  void Visit##CLASS##TypeLoc(CLASS##TypeLoc dest) { \
160  dest.copyLocal(Source.castAs<CLASS##TypeLoc>()); \
161  }
162 #include "clang/AST/TypeLocNodes.def"
163 };
164 
165 } // namespace
166 
167 void TypeLoc::copy(TypeLoc other) {
168  assert(getFullDataSize() == other.getFullDataSize());
169 
170  // If both data pointers are aligned to the maximum alignment, we
171  // can memcpy because getFullDataSize() accurately reflects the
172  // layout of the data.
173  if (reinterpret_cast<uintptr_t>(Data) ==
174  llvm::alignTo(reinterpret_cast<uintptr_t>(Data),
176  reinterpret_cast<uintptr_t>(other.Data) ==
177  llvm::alignTo(reinterpret_cast<uintptr_t>(other.Data),
179  memcpy(Data, other.Data, getFullDataSize());
180  return;
181  }
182 
183  // Copy each of the pieces.
184  TypeLoc TL(getType(), Data);
185  do {
186  TypeLocCopier(other).Visit(TL);
187  other = other.getNextTypeLoc();
188  } while ((TL = TL.getNextTypeLoc()));
189 }
190 
192  TypeLoc Cur = *this;
193  TypeLoc LeftMost = Cur;
194  while (true) {
195  switch (Cur.getTypeLocClass()) {
196  case Elaborated:
197  LeftMost = Cur;
198  break;
199  case FunctionProto:
201  ->hasTrailingReturn()) {
202  LeftMost = Cur;
203  break;
204  }
205  LLVM_FALLTHROUGH;
206  case FunctionNoProto:
207  case ConstantArray:
208  case DependentSizedArray:
209  case IncompleteArray:
210  case VariableArray:
211  // FIXME: Currently QualifiedTypeLoc does not have a source range
212  case Qualified:
213  Cur = Cur.getNextTypeLoc();
214  continue;
215  default:
216  if (Cur.getLocalSourceRange().getBegin().isValid())
217  LeftMost = Cur;
218  Cur = Cur.getNextTypeLoc();
219  if (Cur.isNull())
220  break;
221  continue;
222  } // switch
223  break;
224  } // while
225  return LeftMost.getLocalSourceRange().getBegin();
226 }
227 
229  TypeLoc Cur = *this;
230  TypeLoc Last;
231  while (true) {
232  switch (Cur.getTypeLocClass()) {
233  default:
234  if (!Last)
235  Last = Cur;
236  return Last.getLocalSourceRange().getEnd();
237  case Paren:
238  case ConstantArray:
239  case DependentSizedArray:
240  case IncompleteArray:
241  case VariableArray:
242  case FunctionNoProto:
243  Last = Cur;
244  break;
245  case FunctionProto:
247  Last = TypeLoc();
248  else
249  Last = Cur;
250  break;
251  case Pointer:
252  case BlockPointer:
253  case MemberPointer:
254  case LValueReference:
255  case RValueReference:
256  case PackExpansion:
257  if (!Last)
258  Last = Cur;
259  break;
260  case Qualified:
261  case Elaborated:
262  break;
263  }
264  Cur = Cur.getNextTypeLoc();
265  }
266 }
267 
268 namespace {
269 
270 struct TSTChecker : public TypeLocVisitor<TSTChecker, bool> {
271  // Overload resolution does the real work for us.
272  static bool isTypeSpec(TypeSpecTypeLoc _) { return true; }
273  static bool isTypeSpec(TypeLoc _) { return false; }
274 
275 #define ABSTRACT_TYPELOC(CLASS, PARENT)
276 #define TYPELOC(CLASS, PARENT) \
277  bool Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc) { \
278  return isTypeSpec(TyLoc); \
279  }
280 #include "clang/AST/TypeLocNodes.def"
281 };
282 
283 } // namespace
284 
285 /// Determines if the given type loc corresponds to a
286 /// TypeSpecTypeLoc. Since there is not actually a TypeSpecType in
287 /// the type hierarchy, this is made somewhat complicated.
288 ///
289 /// There are a lot of types that currently use TypeSpecTypeLoc
290 /// because it's a convenient base class. Ideally we would not accept
291 /// those here, but ideally we would have better implementations for
292 /// them.
293 bool TypeSpecTypeLoc::isKind(const TypeLoc &TL) {
294  if (TL.getType().hasLocalQualifiers()) return false;
295  return TSTChecker().Visit(TL);
296 }
297 
299  TagDecl *D = getDecl();
300  return D->isCompleteDefinition() &&
301  (D->getIdentifier() == nullptr || D->getLocation() == getNameLoc());
302 }
303 
304 // Reimplemented to account for GNU/C++ extension
305 // typeof unary-expression
306 // where there are no parentheses.
308  if (getRParenLoc().isValid())
310  else
311  return SourceRange(getTypeofLoc(),
312  getUnderlyingExpr()->getSourceRange().getEnd());
313 }
314 
315 
317  if (needsExtraLocalData())
318  return static_cast<TypeSpecifierType>(getWrittenBuiltinSpecs().Type);
319  switch (getTypePtr()->getKind()) {
320  case BuiltinType::Void:
321  return TST_void;
322  case BuiltinType::Bool:
323  return TST_bool;
324  case BuiltinType::Char_U:
325  case BuiltinType::Char_S:
326  return TST_char;
327  case BuiltinType::Char8:
328  return TST_char8;
329  case BuiltinType::Char16:
330  return TST_char16;
331  case BuiltinType::Char32:
332  return TST_char32;
333  case BuiltinType::WChar_S:
334  case BuiltinType::WChar_U:
335  return TST_wchar;
336  case BuiltinType::UChar:
337  case BuiltinType::UShort:
338  case BuiltinType::UInt:
339  case BuiltinType::ULong:
340  case BuiltinType::ULongLong:
341  case BuiltinType::UInt128:
342  case BuiltinType::SChar:
343  case BuiltinType::Short:
344  case BuiltinType::Int:
345  case BuiltinType::Long:
346  case BuiltinType::LongLong:
347  case BuiltinType::Int128:
348  case BuiltinType::Half:
349  case BuiltinType::Float:
350  case BuiltinType::Double:
351  case BuiltinType::LongDouble:
352  case BuiltinType::Float16:
353  case BuiltinType::Float128:
354  case BuiltinType::ShortAccum:
355  case BuiltinType::Accum:
356  case BuiltinType::LongAccum:
357  case BuiltinType::UShortAccum:
358  case BuiltinType::UAccum:
359  case BuiltinType::ULongAccum:
360  case BuiltinType::ShortFract:
361  case BuiltinType::Fract:
362  case BuiltinType::LongFract:
363  case BuiltinType::UShortFract:
364  case BuiltinType::UFract:
365  case BuiltinType::ULongFract:
366  case BuiltinType::SatShortAccum:
367  case BuiltinType::SatAccum:
368  case BuiltinType::SatLongAccum:
369  case BuiltinType::SatUShortAccum:
370  case BuiltinType::SatUAccum:
371  case BuiltinType::SatULongAccum:
372  case BuiltinType::SatShortFract:
373  case BuiltinType::SatFract:
374  case BuiltinType::SatLongFract:
375  case BuiltinType::SatUShortFract:
376  case BuiltinType::SatUFract:
377  case BuiltinType::SatULongFract:
378  case BuiltinType::BFloat16:
379  llvm_unreachable("Builtin type needs extra local data!");
380  // Fall through, if the impossible happens.
381 
382  case BuiltinType::NullPtr:
383  case BuiltinType::Overload:
384  case BuiltinType::Dependent:
385  case BuiltinType::BoundMember:
386  case BuiltinType::UnknownAny:
387  case BuiltinType::ARCUnbridgedCast:
388  case BuiltinType::PseudoObject:
389  case BuiltinType::ObjCId:
390  case BuiltinType::ObjCClass:
391  case BuiltinType::ObjCSel:
392 #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \
393  case BuiltinType::Id:
394 #include "clang/Basic/OpenCLImageTypes.def"
395 #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \
396  case BuiltinType::Id:
397 #include "clang/Basic/OpenCLExtensionTypes.def"
398  case BuiltinType::OCLSampler:
399  case BuiltinType::OCLEvent:
400  case BuiltinType::OCLClkEvent:
401  case BuiltinType::OCLQueue:
402  case BuiltinType::OCLReserveID:
403 #define SVE_TYPE(Name, Id, SingletonId) \
404  case BuiltinType::Id:
405 #include "clang/Basic/AArch64SVEACLETypes.def"
406 #define PPC_VECTOR_TYPE(Name, Id, Size) \
407  case BuiltinType::Id:
408 #include "clang/Basic/PPCTypes.def"
409 #define RVV_TYPE(Name, Id, SingletonId) case BuiltinType::Id:
410 #include "clang/Basic/RISCVVTypes.def"
411  case BuiltinType::BuiltinFn:
412  case BuiltinType::IncompleteMatrixIdx:
413  case BuiltinType::OMPArraySection:
414  case BuiltinType::OMPArrayShaping:
415  case BuiltinType::OMPIterator:
416  return TST_unspecified;
417  }
418 
419  llvm_unreachable("Invalid BuiltinType Kind!");
420 }
421 
422 TypeLoc TypeLoc::IgnoreParensImpl(TypeLoc TL) {
423  while (ParenTypeLoc PTL = TL.getAs<ParenTypeLoc>())
424  TL = PTL.getInnerLoc();
425  return TL;
426 }
427 
429  if (auto ATL = getAs<AttributedTypeLoc>()) {
430  const Attr *A = ATL.getAttr();
431  if (A && (isa<TypeNullableAttr>(A) || isa<TypeNonNullAttr>(A) ||
432  isa<TypeNullUnspecifiedAttr>(A)))
433  return A->getLocation();
434  }
435 
436  return {};
437 }
438 
440  // Qualified types.
441  if (auto qual = getAs<QualifiedTypeLoc>())
442  return qual;
443 
444  TypeLoc loc = IgnoreParens();
445 
446  // Attributed types.
447  if (auto attr = loc.getAs<AttributedTypeLoc>()) {
448  if (attr.isQualifier()) return attr;
449  return attr.getModifiedLoc().findExplicitQualifierLoc();
450  }
451 
452  // C11 _Atomic types.
453  if (auto atomic = loc.getAs<AtomicTypeLoc>()) {
454  return atomic;
455  }
456 
457  return {};
458 }
459 
461  SourceLocation Loc) {
462  setNameLoc(Loc);
463  if (!getNumProtocols()) return;
464 
467  for (unsigned i = 0, e = getNumProtocols(); i != e; ++i)
468  setProtocolLoc(i, Loc);
469 }
470 
472  SourceLocation Loc) {
476  for (unsigned i = 0, e = getNumTypeArgs(); i != e; ++i) {
477  setTypeArgTInfo(i,
478  Context.getTrivialTypeSourceInfo(
479  getTypePtr()->getTypeArgsAsWritten()[i], Loc));
480  }
483  for (unsigned i = 0, e = getNumProtocols(); i != e; ++i)
484  setProtocolLoc(i, Loc);
485 }
486 
488  // Note that this does *not* include the range of the attribute
489  // enclosure, e.g.:
490  // __attribute__((foo(bar)))
491  // ^~~~~~~~~~~~~~~ ~~
492  // or
493  // [[foo(bar)]]
494  // ^~ ~~
495  // That enclosure doesn't necessarily belong to a single attribute
496  // anyway.
497  return getAttr() ? getAttr()->getRange() : SourceRange();
498 }
499 
501  SourceLocation Loc) {
503  ::initializeLocal(Context, Loc);
505  getUnderlyingType(), Loc);
506 }
507 
509  SourceLocation Loc) {
510  setKWLoc(Loc);
511  setRParenLoc(Loc);
512  setLParenLoc(Loc);
513  this->setUnderlyingTInfo(
514  Context.getTrivialTypeSourceInfo(getTypePtr()->getBaseType(), Loc));
515 }
516 
518  SourceLocation Loc) {
521  Builder.MakeTrivial(Context, getTypePtr()->getQualifier(), Loc);
522  setQualifierLoc(Builder.getWithLocInContext(Context));
523 }
524 
526  SourceLocation Loc) {
529  Builder.MakeTrivial(Context, getTypePtr()->getQualifier(), Loc);
530  setQualifierLoc(Builder.getWithLocInContext(Context));
531  setNameLoc(Loc);
532 }
533 
534 void
536  SourceLocation Loc) {
538  if (getTypePtr()->getQualifier()) {
540  Builder.MakeTrivial(Context, getTypePtr()->getQualifier(), Loc);
541  setQualifierLoc(Builder.getWithLocInContext(Context));
542  } else {
544  }
546  setTemplateNameLoc(Loc);
547  setLAngleLoc(Loc);
548  setRAngleLoc(Loc);
550  getTypePtr()->getArgs(),
551  getArgInfos(), Loc);
552 }
553 
555  unsigned NumArgs,
556  const TemplateArgument *Args,
557  TemplateArgumentLocInfo *ArgInfos,
558  SourceLocation Loc) {
559  for (unsigned i = 0, e = NumArgs; i != e; ++i) {
560  switch (Args[i].getKind()) {
562  llvm_unreachable("Impossible TemplateArgument");
563 
567  ArgInfos[i] = TemplateArgumentLocInfo();
568  break;
569 
571  ArgInfos[i] = TemplateArgumentLocInfo(Args[i].getAsExpr());
572  break;
573 
575  ArgInfos[i] = TemplateArgumentLocInfo(
576  Context.getTrivialTypeSourceInfo(Args[i].getAsType(),
577  Loc));
578  break;
579 
583  TemplateName Template = Args[i].getAsTemplateOrTemplatePattern();
585  Builder.MakeTrivial(Context, DTN->getQualifier(), Loc);
586  else if (QualifiedTemplateName *QTN = Template.getAsQualifiedTemplateName())
587  Builder.MakeTrivial(Context, QTN->getQualifier(), Loc);
588 
589  ArgInfos[i] = TemplateArgumentLocInfo(
590  Context, Builder.getWithLocInContext(Context), Loc,
592  : Loc);
593  break;
594  }
595 
597  ArgInfos[i] = TemplateArgumentLocInfo();
598  break;
599  }
600  }
601 }
602 
604  return DeclarationNameInfo(getNamedConcept()->getDeclName(),
605  getLocalData()->ConceptNameLoc);
606 }
607 
610  setTemplateKWLoc(Loc);
611  setConceptNameLoc(Loc);
612  setFoundDecl(nullptr);
613  setRAngleLoc(Loc);
614  setLAngleLoc(Loc);
616  getTypePtr()->getArgs(),
617  getArgInfos(), Loc);
618  setNameLoc(Loc);
619 }
620 
621 
622 namespace {
623 
624  class GetContainedAutoTypeLocVisitor :
625  public TypeLocVisitor<GetContainedAutoTypeLocVisitor, TypeLoc> {
626  public:
628 
629  TypeLoc VisitAutoTypeLoc(AutoTypeLoc TL) {
630  return TL;
631  }
632 
633  // Only these types can contain the desired 'auto' type.
634 
635  TypeLoc VisitElaboratedTypeLoc(ElaboratedTypeLoc T) {
636  return Visit(T.getNamedTypeLoc());
637  }
638 
639  TypeLoc VisitQualifiedTypeLoc(QualifiedTypeLoc T) {
640  return Visit(T.getUnqualifiedLoc());
641  }
642 
643  TypeLoc VisitPointerTypeLoc(PointerTypeLoc T) {
644  return Visit(T.getPointeeLoc());
645  }
646 
647  TypeLoc VisitBlockPointerTypeLoc(BlockPointerTypeLoc T) {
648  return Visit(T.getPointeeLoc());
649  }
650 
651  TypeLoc VisitReferenceTypeLoc(ReferenceTypeLoc T) {
652  return Visit(T.getPointeeLoc());
653  }
654 
655  TypeLoc VisitMemberPointerTypeLoc(MemberPointerTypeLoc T) {
656  return Visit(T.getPointeeLoc());
657  }
658 
659  TypeLoc VisitArrayTypeLoc(ArrayTypeLoc T) {
660  return Visit(T.getElementLoc());
661  }
662 
663  TypeLoc VisitFunctionTypeLoc(FunctionTypeLoc T) {
664  return Visit(T.getReturnLoc());
665  }
666 
667  TypeLoc VisitParenTypeLoc(ParenTypeLoc T) {
668  return Visit(T.getInnerLoc());
669  }
670 
671  TypeLoc VisitAttributedTypeLoc(AttributedTypeLoc T) {
672  return Visit(T.getModifiedLoc());
673  }
674 
675  TypeLoc VisitMacroQualifiedTypeLoc(MacroQualifiedTypeLoc T) {
676  return Visit(T.getInnerLoc());
677  }
678 
679  TypeLoc VisitAdjustedTypeLoc(AdjustedTypeLoc T) {
680  return Visit(T.getOriginalLoc());
681  }
682 
683  TypeLoc VisitPackExpansionTypeLoc(PackExpansionTypeLoc T) {
684  return Visit(T.getPatternLoc());
685  }
686  };
687 
688 } // namespace
689 
691  TypeLoc Res = GetContainedAutoTypeLocVisitor().Visit(*this);
692  if (Res.isNull())
693  return AutoTypeLoc();
694  return Res.getAs<AutoTypeLoc>();
695 }
clang::DependentTemplateSpecializationTypeLoc::setTemplateKeywordLoc
void setTemplateKeywordLoc(SourceLocation Loc)
Definition: TypeLoc.h:2356
clang::TypeLoc::Data
void * Data
Definition: TypeLoc.h:63
clang::ParenTypeLoc::getInnerLoc
TypeLoc getInnerLoc() const
Definition: TypeLoc.h:1142
clang::AutoTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:608
max
__DEVICE__ int max(int __a, int __b)
Definition: __clang_cuda_math.h:194
clang::FunctionProtoType::hasTrailingReturn
bool hasTrailingReturn() const
Whether this function prototype has a trailing return type.
Definition: Type.h:4228
clang::TST_char8
@ TST_char8
Definition: Specifiers.h:48
clang::TST_bool
@ TST_bool
Definition: Specifiers.h:62
Specifiers.h
clang::BlockPointerTypeLoc
Wrapper for source info for block pointers.
Definition: TypeLoc.h:1239
clang::SourceRange
A trivial tuple used to represent a source range.
Definition: SourceLocation.h:212
clang::DependentTemplateSpecializationTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:535
clang::PointerTypeLoc
Wrapper for source info for pointers.
Definition: TypeLoc.h:1226
clang::TypeLoc::copy
void copy(TypeLoc other)
Copies the other type loc into this one.
Definition: TypeLoc.cpp:167
clang::TemplateArgument::getAsTemplateOrTemplatePattern
TemplateName getAsTemplateOrTemplatePattern() const
Retrieve the template argument as a template name; if the argument is a pack expansion,...
Definition: TemplateBase.h:300
clang::ConcreteTypeLoc< UnqualTypeLoc, TypeOfTypeLoc, TypeOfType, TypeOfTypeLocInfo >::getLocalData
TypeOfTypeLocInfo * getLocalData() const
Definition: TypeLoc.h:422
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Definition: TypeLoc.h:1307
clang::TST_unspecified
@ TST_unspecified
Definition: Specifiers.h:44
clang::TemplateArgument::Null
@ Null
Represents an empty template argument, e.g., one that has not been deduced.
Definition: TemplateBase.h:68
clang::AutoTypeLoc::setFoundDecl
void setFoundDecl(NamedDecl *D)
Definition: TypeLoc.h:2096
clang::BuiltinTypeLoc::getWrittenTypeSpec
TypeSpecifierType getWrittenTypeSpec() const
Definition: TypeLoc.cpp:316
clang::SourceLocation
Encodes a location in the source.
Definition: SourceLocation.h:89
clang::SourceRange::getBegin
SourceLocation getBegin() const
Definition: SourceLocation.h:221
clang::Attr::getLocation
SourceLocation getLocation() const
Definition: Attr.h:93
clang::TST_void
@ TST_void
Definition: Specifiers.h:45
clang::QualType
A (possibly-)qualified type.
Definition: Type.h:661
Attr.h
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void setTypeArgTInfo(unsigned i, TypeSourceInfo *TInfo)
Definition: TypeLoc.h:949
TypeLocMaxDataAlign
static const unsigned TypeLocMaxDataAlign
Definition: TypeLoc.cpp:33
TypeLocVisitor.h
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void setRAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:2380
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__DEVICE__ void * memcpy(void *__a, const void *__b, size_t __c)
Definition: __clang_cuda_device_functions.h:1477
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@ Declaration
The template argument is a declaration that was provided for a pointer, reference,...
Definition: TemplateBase.h:75
clang::TagTypeLoc::isDefinition
bool isDefinition() const
True if the tag was defined in this type specifier.
Definition: TypeLoc.cpp:298
clang::TypeLoc::getFullDataSizeForType
static unsigned getFullDataSizeForType(QualType Ty)
Returns the size of type source info data block for the given type.
Definition: TypeLoc.cpp:93
clang::AttributedTypeLoc::getAttr
const Attr * getAttr() const
The type attribute.
Definition: TypeLoc.h:873
clang::TypeLoc::getEndLoc
SourceLocation getEndLoc() const
Get the end source location.
Definition: TypeLoc.cpp:228
clang::TypeSpecTypeLoc::getNameLoc
SourceLocation getNameLoc() const
Definition: TypeLoc.h:523
clang::ArrayTypeLoc::getElementLoc
TypeLoc getElementLoc() const
Definition: TypeLoc.h:1517
clang::ObjCTypeParamTypeLoc::setNameLoc
void setNameLoc(SourceLocation Loc)
Definition: TypeLoc.h:764
clang::ConcreteTypeLoc< UnqualTypeLoc, BuiltinTypeLoc, BuiltinType, BuiltinLocInfo >::getTypePtr
const BuiltinType * getTypePtr() const
Definition: TypeLoc.h:409
clang::ObjCTypeParamTypeLoc::setProtocolLoc
void setProtocolLoc(unsigned i, SourceLocation Loc)
Definition: TypeLoc.h:797
clang::ObjCObjectTypeLoc::setProtocolLoc
void setProtocolLoc(unsigned i, SourceLocation Loc)
Definition: TypeLoc.h:979
TemplateName.h
clang::TemplateArgument::Expression
@ Expression
The template argument is an expression, and we've not resolved it to one of the other forms yet,...
Definition: TemplateBase.h:97
clang::DependentNameTypeLoc::setElaboratedKeywordLoc
void setElaboratedKeywordLoc(SourceLocation Loc)
Definition: TypeLoc.h:2267
Paren
@ Paren
Definition: PPMacroExpansion.cpp:630
clang::ObjCTypeParamTypeLoc::setProtocolRAngleLoc
void setProtocolRAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:784
clang::ObjCObjectTypeLoc::setProtocolLAngleLoc
void setProtocolLAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:958
clang::TemplateArgument::Integral
@ Integral
The template argument is an integral value stored in an llvm::APSInt that was provided for an integra...
Definition: TemplateBase.h:83
clang::TypeLoc::getBeginLoc
SourceLocation getBeginLoc() const
Get the begin source location.
Definition: TypeLoc.cpp:191
clang::FunctionTypeLoc
Wrapper for source info for functions.
Definition: TypeLoc.h:1351
clang::TemplateArgument::NullPtr
@ NullPtr
The template argument is a null pointer or null pointer to member that was provided for a non-type te...
Definition: TemplateBase.h:79
clang::TypeOfTypeLocInfo::UnderlyingTInfo
TypeSourceInfo * UnderlyingTInfo
Definition: TypeLoc.h:1905
clang::ObjCObjectTypeLoc::setHasBaseTypeAsWritten
void setHasBaseTypeAsWritten(bool HasBaseType)
Definition: TypeLoc.h:998
clang::PackExpansionTypeLoc
Definition: TypeLoc.h:2437
TemplateBase.h
clang::TypeofLikeTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.h:1949
clang::TemplateArgument::getKind
ArgKind getKind() const
Return the kind of stored template argument.
Definition: TemplateBase.h:245
DeclTemplate.h
clang::QualifiedTypeLoc
Wrapper of type source information for a type with non-trivial direct qualifiers.
Definition: TypeLoc.h:277
clang::DependentTemplateSpecializationTypeLoc::setQualifierLoc
void setQualifierLoc(NestedNameSpecifierLoc QualifierLoc)
Definition: TypeLoc.h:2336
clang::AtomicTypeLoc
Definition: TypeLoc.h:2470
clang::AutoTypeLoc::setTemplateKWLoc
void setTemplateKWLoc(SourceLocation Loc)
Definition: TypeLoc.h:2080
clang::ObjCTypeParamTypeLoc::getNumProtocols
unsigned getNumProtocols() const
Definition: TypeLoc.h:788
clang::ASTContext
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
Definition: ASTContext.h:187
clang::TagTypeLoc::getDecl
TagDecl * getDecl() const
Definition: TypeLoc.h:711
NestedNameSpecifier.h
clang::ParenTypeLoc
Definition: TypeLoc.h:1113
clang::TemplateArgument
Represents a template argument.
Definition: TemplateBase.h:62
clang::AutoTypeLoc::setRAngleLoc
void setRAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:2122
clang::MacroQualifiedTypeLoc::getInnerLoc
TypeLoc getInnerLoc() const
Definition: TypeLoc.h:1087
clang::TypeLoc::getContainedAutoTypeLoc
AutoTypeLoc getContainedAutoTypeLoc() const
Get the typeloc of an AutoType whose type will be deduced for a variable with an initializer of this ...
Definition: TypeLoc.cpp:690
clang::WrittenBuiltinSpecs::Type
unsigned Type
Definition: Specifiers.h:89
uintptr_t
__UINTPTR_TYPE__ uintptr_t
An unsigned integer type with the property that any valid pointer to void can be converted to this ty...
Definition: opencl-c-base.h:92
Expr.h
ASTContext.h
clang::ObjCObjectTypeLoc::getNumProtocols
unsigned getNumProtocols() const
Definition: TypeLoc.h:970
clang::TypeOfTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:500
clang::DependentNameTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:525
clang::TagDecl
Represents the declaration of a struct/union/class/enum.
Definition: Decl.h:3285
clang::ObjCTypeParamTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:460
clang::TST_char
@ TST_char
Definition: Specifiers.h:46
clang::UnaryTransformTypeLoc::setUnderlyingTInfo
void setUnderlyingTInfo(TypeSourceInfo *TInfo)
Definition: TypeLoc.h:2021
clang::UnaryTransformTypeLoc::setLParenLoc
void setLParenLoc(SourceLocation Loc)
Definition: TypeLoc.h:2012
clang::AttributedTypeLoc
Type source information for an attributed type.
Definition: TypeLoc.h:851
clang::NestedNameSpecifierLoc
A C++ nested-name-specifier augmented with source location information.
Definition: NestedNameSpecifier.h:243
clang::TypeLoc::isNull
bool isNull() const
Definition: TypeLoc.h:120
clang::BuiltinTypeLoc::needsExtraLocalData
bool needsExtraLocalData() const
Definition: TypeLoc.h:582
clang::MemberPointerTypeLoc
Wrapper for source info for member pointers.
Definition: TypeLoc.h:1256
clang::TagDecl::isCompleteDefinition
bool isCompleteDefinition() const
Return true if this decl has its body fully specified.
Definition: Decl.h:3390
clang::DependentTemplateSpecializationTypeLoc::setTemplateNameLoc
void setTemplateNameLoc(SourceLocation Loc)
Definition: TypeLoc.h:2364
clang::AdjustedTypeLoc
Definition: TypeLoc.h:1159
clang::NestedNameSpecifierLocBuilder
Class that aids in the construction of nested-name-specifiers along with source-location information ...
Definition: NestedNameSpecifier.h:356
getKind
static Decl::Kind getKind(const Decl *D)
Definition: DeclBase.cpp:994
clang::DependentTemplateSpecializationTypeLoc::setLAngleLoc
void setLAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:2372
clang::TypeLoc::findNullabilityLoc
SourceLocation findNullabilityLoc() const
Find the location of the nullability specifier (__nonnull, __nullable, or __null_unspecifier),...
Definition: TypeLoc.cpp:428
clang::DependentTemplateSpecializationTypeLoc::setElaboratedKeywordLoc
void setElaboratedKeywordLoc(SourceLocation Loc)
Definition: TypeLoc.h:2324
clang::UnaryTransformTypeLoc::setKWLoc
void setKWLoc(SourceLocation Loc)
Definition: TypeLoc.h:2009
clang::AutoTypeLoc
Definition: TypeLoc.h:2054
clang::AttributedTypeLoc::getModifiedLoc
TypeLoc getModifiedLoc() const
The modified type, which is generally canonically different from the attribute type.
Definition: TypeLoc.h:868
clang::AutoTypeLoc::getConceptNameInfo
DeclarationNameInfo getConceptNameInfo() const
Definition: TypeLoc.cpp:603
clang::TypeLoc::TypeLoc
TypeLoc()=default
clang::DependentTemplateName
Represents a dependent template name that cannot be resolved prior to template instantiation.
Definition: TemplateName.h:447
clang::ObjCTypeParamTypeLoc::setProtocolLAngleLoc
void setProtocolLAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:774
clang::TemplateArgument::TemplateExpansion
@ TemplateExpansion
The template argument is a pack expansion of a template name that was provided for a template templat...
Definition: TemplateBase.h:91
clang::TemplateName::getAsQualifiedTemplateName
QualifiedTemplateName * getAsQualifiedTemplateName() const
Retrieve the underlying qualified template name structure, if any.
Definition: TemplateName.cpp:148
clang::DependentNameTypeLoc::setQualifierLoc
void setQualifierLoc(NestedNameSpecifierLoc QualifierLoc)
Definition: TypeLoc.h:2276
clang::AutoTypeLoc::setConceptNameLoc
void setConceptNameLoc(SourceLocation Loc)
Definition: TypeLoc.h:2088
SourceLocation.h
clang::TypeLoc::getLocalSourceRange
SourceRange getLocalSourceRange() const
Get the local source range.
Definition: TypeLoc.h:158
clang::UnaryTransformTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:508
clang::AttributeCommonInfo::getRange
SourceRange getRange() const
Definition: AttributeCommonInfo.h:130
clang::ElaboratedTypeLoc::getNamedTypeLoc
TypeLoc getNamedTypeLoc() const
Definition: TypeLoc.h:2237
clang::TypeLoc::getFullDataSize
unsigned getFullDataSize() const
Returns the size of the type source info data block.
Definition: TypeLoc.h:163
clang::ObjCObjectTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:471
clang::AttributedTypeLoc::getLocalSourceRange
SourceRange getLocalSourceRange() const
Definition: TypeLoc.cpp:487
clang::NamedDecl::getIdentifier
IdentifierInfo * getIdentifier() const
Get the identifier that names this declaration, if there is one.
Definition: Decl.h:244
clang::TypeSpecTypeLoc
A reasonable base class for TypeLocs that correspond to types that are written as a type-specifier.
Definition: TypeLoc.h:513
clang::TemplateName
Represents a C++ template name within the type system.
Definition: TemplateName.h:192
clang::TypeLoc::getAs
T getAs() const
Convert to the specified TypeLoc type, returning a null TypeLoc if this TypeLoc is not of the desired...
Definition: TypeLoc.h:88
clang::ElaboratedTypeLoc::setElaboratedKeywordLoc
void setElaboratedKeywordLoc(SourceLocation Loc)
Definition: TypeLoc.h:2208
clang::TypeLoc
Base wrapper for a particular "section" of type source info.
Definition: TypeLoc.h:58
clang::TypeLoc::getType
QualType getType() const
Get the type for which this source info wrapper provides information.
Definition: TypeLoc.h:132
clang::QualifiedTemplateName
Represents a template name that was expressed as a qualified name.
Definition: TemplateName.h:391
clang::PackExpansionTypeLoc::getPatternLoc
TypeLoc getPatternLoc() const
Definition: TypeLoc.h:2457
clang::ObjCObjectTypeLoc::setTypeArgsRAngleLoc
void setTypeArgsRAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:936
clang::TST_wchar
@ TST_wchar
Definition: Specifiers.h:47
clang::TypeLoc::getLocalAlignmentForType
static unsigned getLocalAlignmentForType(QualType Ty)
Returns the alignment of type source info data block for the given type.
Definition: TypeLoc.cpp:73
clang::BuiltinType::getKind
Kind getKind() const
Definition: Type.h:2515
clang::ArrayTypeLoc
Wrapper for source info for arrays.
Definition: TypeLoc.h:1484
clang::ElaboratedTypeLoc
Definition: TypeLoc.h:2199
clang::TypeLoc::IgnoreParens
TypeLoc IgnoreParens() const
Definition: TypeLoc.h:1151
clang::PointerLikeTypeLoc::getPointeeLoc
TypeLoc getPointeeLoc() const
Definition: TypeLoc.h:1208
clang::TST_char32
@ TST_char32
Definition: Specifiers.h:50
clang::AdjustedTypeLoc::getOriginalLoc
TypeLoc getOriginalLoc() const
Definition: TypeLoc.h:1162
clang::TypeLoc::getTypeLocClass
TypeLocClass getTypeLocClass() const
Definition: TypeLoc.h:115
clang::TemplateArgument::Type
@ Type
The template argument is a type.
Definition: TemplateBase.h:71
clang
Dataflow Directional Tag Classes.
Definition: CalledOnceCheck.h:17
clang::TemplateArgument::Template
@ Template
The template argument is a template name that was provided for a template template parameter.
Definition: TemplateBase.h:87
clang::AutoTypeLoc::setNestedNameSpecifierLoc
void setNestedNameSpecifierLoc(NestedNameSpecifierLoc NNS)
Definition: TypeLoc.h:2072
clang::ComparisonCategoryType::Last
@ Last
clang::TypeOfExprTypeLoc::getUnderlyingExpr
Expr * getUnderlyingExpr() const
Definition: TypeLoc.h:1960
clang::TypeLoc::Qualified
@ Qualified
Definition: TypeLoc.h:112
clang::TST_char16
@ TST_char16
Definition: Specifiers.h:49
clang::ElaboratedTypeLoc::setQualifierLoc
void setQualifierLoc(NestedNameSpecifierLoc QualifierLoc)
Definition: TypeLoc.h:2217
clang::SourceLocation::isValid
bool isValid() const
Return true if this is a valid SourceLocation object.
Definition: SourceLocation.h:110
clang::Attr
Attr - This represents one attribute.
Definition: Attr.h:46
clang::TypeLocVisitor
Definition: TypeLocVisitor.h:25
clang::TemplateSpecializationTypeLoc::initializeArgLocs
static void initializeArgLocs(ASTContext &Context, unsigned NumArgs, const TemplateArgument *Args, TemplateArgumentLocInfo *ArgInfos, SourceLocation Loc)
Definition: TypeLoc.cpp:554
clang::TemplateName::getAsDependentTemplateName
DependentTemplateName * getAsDependentTemplateName() const
Retrieve the underlying dependent template name structure, if any.
Definition: TemplateName.cpp:152
clang::TypeLoc::Ty
const void * Ty
Definition: TypeLoc.h:62
clang::TypeOfExprTypeLoc::getLocalSourceRange
SourceRange getLocalSourceRange() const
Definition: TypeLoc.cpp:307
clang::TypeLoc::findExplicitQualifierLoc
TypeLoc findExplicitQualifierLoc() const
Find a type with the location of an explicit type qualifier.
Definition: TypeLoc.cpp:439
clang::TypeOfTypeLoc::getUnderlyingType
QualType getUnderlyingType() const
Definition: TypeLoc.h:1973
clang::UnaryTransformTypeLoc::setRParenLoc
void setRParenLoc(SourceLocation Loc)
Definition: TypeLoc.h:2015
clang::DependentNameTypeLoc::setNameLoc
void setNameLoc(SourceLocation Loc)
Definition: TypeLoc.h:2287
clang::TypeofLikeTypeLoc< TypeOfExprTypeLoc, TypeOfExprType, TypeOfExprTypeLocInfo >::getRParenLoc
SourceLocation getRParenLoc() const
Definition: TypeLoc.h:1928
clang::FunctionTypeLoc::getReturnLoc
TypeLoc getReturnLoc() const
Definition: TypeLoc.h:1435
clang::ObjCObjectTypeLoc::setProtocolRAngleLoc
void setProtocolRAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:966
clang::QualifiedTypeLoc::getUnqualifiedLoc
UnqualTypeLoc getUnqualifiedLoc() const
Definition: TypeLoc.h:281
clang::TypeSpecTypeLoc::setNameLoc
void setNameLoc(SourceLocation Loc)
Definition: TypeLoc.h:527
clang::TypeLoc::getSourceRange
SourceRange getSourceRange() const LLVM_READONLY
Get the full source range.
Definition: TypeLoc.h:152
clang::ASTContext::getTrivialTypeSourceInfo
TypeSourceInfo * getTrivialTypeSourceInfo(QualType T, SourceLocation Loc=SourceLocation()) const
Allocate a TypeSourceInfo where all locations have been initialized to a given location,...
Definition: ASTContext.cpp:2880
clang::ObjCObjectTypeLoc::setTypeArgsLAngleLoc
void setTypeArgsLAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:928
clang::InheritingConcreteTypeLoc::getTypePtr
const TypeClass * getTypePtr() const
Definition: TypeLoc.h:502
clang::FunctionProtoTypeLoc
Definition: TypeLoc.h:1466
clang::ElaboratedTypeLoc::initializeLocal
void initializeLocal(ASTContext &Context, SourceLocation Loc)
Definition: TypeLoc.cpp:517
clang::BuiltinTypeLoc::getWrittenBuiltinSpecs
WrittenBuiltinSpecs & getWrittenBuiltinSpecs()
Definition: TypeLoc.h:575
GCCTypeClass::Pointer
@ Pointer
clang::TypeLoc::castAs
T castAs() const
Convert to the specified TypeLoc type, asserting that this TypeLoc is of the desired type.
Definition: TypeLoc.h:77
clang::AutoTypeLoc::getNamedConcept
ConceptDecl * getNamedConcept() const
Definition: TypeLoc.h:2100
clang::TypeofLikeTypeLoc< TypeOfExprTypeLoc, TypeOfExprType, TypeOfExprTypeLocInfo >::getTypeofLoc
SourceLocation getTypeofLoc() const
Definition: TypeLoc.h:1912
clang::DependentTemplateSpecializationTypeLoc::getNumArgs
unsigned getNumArgs() const
Definition: TypeLoc.h:2384
clang::ObjCObjectTypeLoc::getNumTypeArgs
unsigned getNumTypeArgs() const
Definition: TypeLoc.h:940
clang::DeclarationNameInfo
DeclarationNameInfo - A collector data type for bundling together a DeclarationName and the correspnd...
Definition: DeclarationName.h:758
clang::Decl::getLocation
SourceLocation getLocation() const
Definition: DeclBase.h:430
clang::AutoTypeLoc::setLAngleLoc
void setLAngleLoc(SourceLocation Loc)
Definition: TypeLoc.h:2114
clang::TemplateArgumentLocInfo
Location information for a TemplateArgument.
Definition: TemplateBase.h:405
clang::TypeLocVisitor::Visit
RetTy Visit(TypeLoc TyLoc)
Definition: TypeLocVisitor.h:27
clang::QualType::hasLocalQualifiers
bool hasLocalQualifiers() const
Determine whether this particular QualType instance has any qualifiers, without looking through any t...
Definition: Type.h:763
TypeLoc.h
clang::MacroQualifiedTypeLoc
Definition: TypeLoc.h:1079
clang::TemplateArgument::getAsType
QualType getAsType() const
Retrieve the type for a type template argument.
Definition: TemplateBase.h:269
clang::TemplateArgument::Pack
@ Pack
The template argument is actually a parameter pack.
Definition: TemplateBase.h:101
clang::TypeLoc::getNextTypeLoc
TypeLoc getNextTypeLoc() const
Get the next TypeLoc pointed by this TypeLoc, e.g for "int*" the TypeLoc is a PointerLoc and next Typ...
Definition: TypeLoc.h:169
clang::TypeSpecifierType
TypeSpecifierType
Specifies the kind of type.
Definition: Specifiers.h:43
clang::AutoTypeLoc::getNumArgs
unsigned getNumArgs() const
Definition: TypeLoc.h:2126