clang 8.0.0

NestedNameSpecifier.h
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1 //===- NestedNameSpecifier.h - C++ nested name specifiers -------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines the NestedNameSpecifier class, which represents
11 // a C++ nested-name-specifier.
12 //
13 //===----------------------------------------------------------------------===//
14
15 #ifndef LLVM_CLANG_AST_NESTEDNAMESPECIFIER_H
16 #define LLVM_CLANG_AST_NESTEDNAMESPECIFIER_H
17
18 #include "clang/Basic/Diagnostic.h"
19 #include "clang/Basic/SourceLocation.h"
20 #include "llvm/ADT/FoldingSet.h"
21 #include "llvm/ADT/PointerIntPair.h"
22 #include "llvm/Support/Compiler.h"
23 #include <cstdint>
24 #include <cstdlib>
25 #include <utility>
26
27 namespace clang {
28
29 class ASTContext;
30 class CXXRecordDecl;
31 class IdentifierInfo;
32 class LangOptions;
33 class NamespaceAliasDecl;
34 class NamespaceDecl;
35 struct PrintingPolicy;
36 class Type;
37 class TypeLoc;
38
39 /// Represents a C++ nested name specifier, such as
40 /// "\::std::vector<int>::".
41 ///
42 /// C++ nested name specifiers are the prefixes to qualified
43 /// names. For example, "foo::" in "foo::x" is a nested name
44 /// specifier. Nested name specifiers are made up of a sequence of
45 /// specifiers, each of which can be a namespace, type, identifier
46 /// (for dependent names), decltype specifier, or the global specifier ('::').
47 /// The last two specifiers can only appear at the start of a
48 /// nested-namespace-specifier.
49 class NestedNameSpecifier : public llvm::FoldingSetNode {
50 /// Enumeration describing
51 enum StoredSpecifierKind {
52 StoredIdentifier = 0,
53 StoredDecl = 1,
54 StoredTypeSpec = 2,
55 StoredTypeSpecWithTemplate = 3
56 };
57
58 /// The nested name specifier that precedes this nested name
59 /// specifier.
60 ///
61 /// The pointer is the nested-name-specifier that precedes this
62 /// one. The integer stores one of the first four values of type
63 /// SpecifierKind.
64 llvm::PointerIntPair<NestedNameSpecifier *, 2, StoredSpecifierKind> Prefix;
65
66 /// The last component in the nested name specifier, which
67 /// can be an identifier, a declaration, or a type.
68 ///
69 /// When the pointer is NULL, this specifier represents the global
70 /// specifier '::'. Otherwise, the pointer is one of
71 /// IdentifierInfo*, Namespace*, or Type*, depending on the kind of
72 /// specifier as encoded within the prefix.
73 void* Specifier = nullptr;
74
75 public:
76 /// The kind of specifier that completes this nested name
77 /// specifier.
78 enum SpecifierKind {
79 /// An identifier, stored as an IdentifierInfo*.
80 Identifier,
81
82 /// A namespace, stored as a NamespaceDecl*.
83 Namespace,
84
85 /// A namespace alias, stored as a NamespaceAliasDecl*.
86 NamespaceAlias,
87
88 /// A type, stored as a Type*.
89 TypeSpec,
90
91 /// A type that was preceded by the 'template' keyword,
92 /// stored as a Type*.
93 TypeSpecWithTemplate,
94
95 /// The global specifier '::'. There is no stored value.
96 Global,
97
98 /// Microsoft's '__super' specifier, stored as a CXXRecordDecl* of
99 /// the class it appeared in.
100 Super
101 };
102
103 private:
104 /// Builds the global specifier.
105 NestedNameSpecifier() : Prefix(nullptr, StoredIdentifier) {}
106
107 /// Copy constructor used internally to clone nested name
108 /// specifiers.
109 NestedNameSpecifier(const NestedNameSpecifier &Other) = default;
110
111 /// Either find or insert the given nested name specifier
112 /// mockup in the given context.
113 static NestedNameSpecifier *FindOrInsert(const ASTContext &Context,
114 const NestedNameSpecifier &Mockup);
115
116 public:
117 NestedNameSpecifier &operator=(const NestedNameSpecifier &) = delete;
118
119 /// Builds a specifier combining a prefix and an identifier.
120 ///
121 /// The prefix must be dependent, since nested name specifiers
122 /// referencing an identifier are only permitted when the identifier
123 /// cannot be resolved.
124 static NestedNameSpecifier *Create(const ASTContext &Context,
125 NestedNameSpecifier *Prefix,
126 IdentifierInfo *II);
127
128 /// Builds a nested name specifier that names a namespace.
129 static NestedNameSpecifier *Create(const ASTContext &Context,
130 NestedNameSpecifier *Prefix,
131 const NamespaceDecl *NS);
132
133 /// Builds a nested name specifier that names a namespace alias.
134 static NestedNameSpecifier *Create(const ASTContext &Context,
135 NestedNameSpecifier *Prefix,
136 NamespaceAliasDecl *Alias);
137
138 /// Builds a nested name specifier that names a type.
139 static NestedNameSpecifier *Create(const ASTContext &Context,
140 NestedNameSpecifier *Prefix,
141 bool Template, const Type *T);
142
143 /// Builds a specifier that consists of just an identifier.
144 ///
145 /// The nested-name-specifier is assumed to be dependent, but has no
146 /// prefix because the prefix is implied by something outside of the
147 /// nested name specifier, e.g., in "x->Base::f", the "x" has a dependent
148 /// type.
149 static NestedNameSpecifier *Create(const ASTContext &Context,
150 IdentifierInfo *II);
151
152 /// Returns the nested name specifier representing the global
153 /// scope.
154 static NestedNameSpecifier *GlobalSpecifier(const ASTContext &Context);
155
156 /// Returns the nested name specifier representing the __super scope
157 /// for the given CXXRecordDecl.
158 static NestedNameSpecifier *SuperSpecifier(const ASTContext &Context,
159 CXXRecordDecl *RD);
160
161 /// Return the prefix of this nested name specifier.
162 ///
163 /// The prefix contains all of the parts of the nested name
164 /// specifier that preced this current specifier. For example, for a
165 /// nested name specifier that represents "foo::bar::", the current
166 /// specifier will contain "bar::" and the prefix will contain
167 /// "foo::".
168 NestedNameSpecifier *getPrefix() const { return Prefix.getPointer(); }
169
170 /// Determine what kind of nested name specifier is stored.
171 SpecifierKind getKind() const;
172
173 /// Retrieve the identifier stored in this nested name
174 /// specifier.
175 IdentifierInfo *getAsIdentifier() const {
176 if (Prefix.getInt() == StoredIdentifier)
177 return (IdentifierInfo *)Specifier;
178
179 return nullptr;
180 }
181
182 /// Retrieve the namespace stored in this nested name
183 /// specifier.
184 NamespaceDecl *getAsNamespace() const;
185
186 /// Retrieve the namespace alias stored in this nested name
187 /// specifier.
188 NamespaceAliasDecl *getAsNamespaceAlias() const;
189
190 /// Retrieve the record declaration stored in this nested name
191 /// specifier.
192 CXXRecordDecl *getAsRecordDecl() const;
193
194 /// Retrieve the type stored in this nested name specifier.
195 const Type *getAsType() const {
196 if (Prefix.getInt() == StoredTypeSpec ||
197 Prefix.getInt() == StoredTypeSpecWithTemplate)
198 return (const Type *)Specifier;
199
200 return nullptr;
201 }
202
203 /// Whether this nested name specifier refers to a dependent
204 /// type or not.
205 bool isDependent() const;
206
207 /// Whether this nested name specifier involves a template
208 /// parameter.
209 bool isInstantiationDependent() const;
210
211 /// Whether this nested-name-specifier contains an unexpanded
212 /// parameter pack (for C++11 variadic templates).
213 bool containsUnexpandedParameterPack() const;
214
215 /// Print this nested name specifier to the given output stream. If
216 /// `ResolveTemplateArguments` is true, we'll print actual types, e.g.
217 /// `ns::SomeTemplate<int, MyClass>` instead of
218 /// `ns::SomeTemplate<Container::value_type, T>`.
219 void print(raw_ostream &OS, const PrintingPolicy &Policy,
220 bool ResolveTemplateArguments = false) const;
221
222 void Profile(llvm::FoldingSetNodeID &ID) const {
223 ID.AddPointer(Prefix.getOpaqueValue());
224 ID.AddPointer(Specifier);
225 }
226
227 /// Dump the nested name specifier to standard output to aid
228 /// in debugging.
229 void dump(const LangOptions &LO) const;
230 void dump() const;
231 void dump(llvm::raw_ostream &OS) const;
232 void dump(llvm::raw_ostream &OS, const LangOptions &LO) const;
233 };
234
235 /// A C++ nested-name-specifier augmented with source location
236 /// information.
237 class NestedNameSpecifierLoc {
238 NestedNameSpecifier *Qualifier = nullptr;
239 void *Data = nullptr;
240
241 /// Determines the data length for the last component in the
242 /// given nested-name-specifier.
243 static unsigned getLocalDataLength(NestedNameSpecifier *Qualifier);
244
245 /// Determines the data length for the entire
246 /// nested-name-specifier.
247 static unsigned getDataLength(NestedNameSpecifier *Qualifier);
248
249 public:
250 /// Construct an empty nested-name-specifier.
251 NestedNameSpecifierLoc() = default;
252
253 /// Construct a nested-name-specifier with source location information
254 /// from
255 NestedNameSpecifierLoc(NestedNameSpecifier *Qualifier, void *Data)
256 : Qualifier(Qualifier), Data(Data) {}
257
258 /// Evaluates true when this nested-name-specifier location is
259 /// non-empty.
260 explicit operator bool() const { return Qualifier; }
261
262 /// Evaluates true when this nested-name-specifier location is
263 /// empty.
264 bool hasQualifier() const { return Qualifier; }
265
266 /// Retrieve the nested-name-specifier to which this instance
267 /// refers.
268 NestedNameSpecifier *getNestedNameSpecifier() const {
269 return Qualifier;
270 }
271
272 /// Retrieve the opaque pointer that refers to source-location data.
273 void *getOpaqueData() const { return Data; }
274
275 /// Retrieve the source range covering the entirety of this
276 /// nested-name-specifier.
277 ///
278 /// For example, if this instance refers to a nested-name-specifier
279 /// \c \::std::vector<int>::, the returned source range would cover
280 /// from the initial '::' to the last '::'.
281 SourceRange getSourceRange() const LLVM_READONLY;
282
283 /// Retrieve the source range covering just the last part of
284 /// this nested-name-specifier, not including the prefix.
285 ///
286 /// For example, if this instance refers to a nested-name-specifier
287 /// \c \::std::vector<int>::, the returned source range would cover
288 /// from "vector" to the last '::'.
289 SourceRange getLocalSourceRange() const;
290
291 /// Retrieve the location of the beginning of this
292 /// nested-name-specifier.
293 SourceLocation getBeginLoc() const {
294 return getSourceRange().getBegin();
295 }
296
297 /// Retrieve the location of the end of this
298 /// nested-name-specifier.
299 SourceLocation getEndLoc() const {
300 return getSourceRange().getEnd();
301 }
302
303 /// Retrieve the location of the beginning of this
304 /// component of the nested-name-specifier.
305 SourceLocation getLocalBeginLoc() const {
306 return getLocalSourceRange().getBegin();
307 }
308
309 /// Retrieve the location of the end of this component of the
310 /// nested-name-specifier.
311 SourceLocation getLocalEndLoc() const {
312 return getLocalSourceRange().getEnd();
313 }
314
315 /// Return the prefix of this nested-name-specifier.
316 ///
317 /// For example, if this instance refers to a nested-name-specifier
318 /// \c \::std::vector<int>::, the prefix is \c \::std::. Note that the
319 /// returned prefix may be empty, if this is the first component of
320 /// the nested-name-specifier.
321 NestedNameSpecifierLoc getPrefix() const {
322 if (!Qualifier)
323 return *this;
324
325 return NestedNameSpecifierLoc(Qualifier->getPrefix(), Data);
326 }
327
328 /// For a nested-name-specifier that refers to a type,
329 /// retrieve the type with source-location information.
330 TypeLoc getTypeLoc() const;
331
332 /// Determines the data length for the entire
333 /// nested-name-specifier.
334 unsigned getDataLength() const { return getDataLength(Qualifier); }
335
336 friend bool operator==(NestedNameSpecifierLoc X,
337 NestedNameSpecifierLoc Y) {
338 return X.Qualifier == Y.Qualifier && X.Data == Y.Data;
339 }
340
341 friend bool operator!=(NestedNameSpecifierLoc X,
342 NestedNameSpecifierLoc Y) {
343 return !(X == Y);
344 }
345 };
346
347 /// Class that aids in the construction of nested-name-specifiers along
348 /// with source-location information for all of the components of the
349 /// nested-name-specifier.
350 class NestedNameSpecifierLocBuilder {
351 /// The current representation of the nested-name-specifier we're
352 /// building.
353 NestedNameSpecifier *Representation = nullptr;
354
355 /// Buffer used to store source-location information for the
356 /// nested-name-specifier.
357 ///
358 /// Note that we explicitly manage the buffer (rather than using a
359 /// SmallVector) because \c Declarator expects it to be possible to memcpy()
360 /// a \c CXXScopeSpec, and CXXScopeSpec uses a NestedNameSpecifierLocBuilder.
361 char *Buffer = nullptr;
362
363 /// The size of the buffer used to store source-location information
364 /// for the nested-name-specifier.
365 unsigned BufferSize = 0;
366
367 /// The capacity of the buffer used to store source-location
368 /// information for the nested-name-specifier.
369 unsigned BufferCapacity = 0;
370
371 public:
372 NestedNameSpecifierLocBuilder() = default;
373 NestedNameSpecifierLocBuilder(const NestedNameSpecifierLocBuilder &Other);
374
375 NestedNameSpecifierLocBuilder &
376 operator=(const NestedNameSpecifierLocBuilder &Other);
377
378 ~NestedNameSpecifierLocBuilder() {
379 if (BufferCapacity)
380 free(Buffer);
381 }
382
383 /// Retrieve the representation of the nested-name-specifier.
384 NestedNameSpecifier *getRepresentation() const { return Representation; }
385
386 /// Extend the current nested-name-specifier by another
387 /// nested-name-specifier component of the form 'type::'.
388 ///
389 /// \param Context The AST context in which this nested-name-specifier
390 /// resides.
391 ///
392 /// \param TemplateKWLoc The location of the 'template' keyword, if present.
393 ///
394 /// \param TL The TypeLoc that describes the type preceding the '::'.
395 ///
396 /// \param ColonColonLoc The location of the trailing '::'.
397 void Extend(ASTContext &Context, SourceLocation TemplateKWLoc, TypeLoc TL,
398 SourceLocation ColonColonLoc);
399
400 /// Extend the current nested-name-specifier by another
401 /// nested-name-specifier component of the form 'identifier::'.
402 ///
403 /// \param Context The AST context in which this nested-name-specifier
404 /// resides.
405 ///
406 /// \param Identifier The identifier.
407 ///
408 /// \param IdentifierLoc The location of the identifier.
409 ///
410 /// \param ColonColonLoc The location of the trailing '::'.
411 void Extend(ASTContext &Context, IdentifierInfo *Identifier,
412 SourceLocation IdentifierLoc, SourceLocation ColonColonLoc);
413
414 /// Extend the current nested-name-specifier by another
415 /// nested-name-specifier component of the form 'namespace::'.
416 ///
417 /// \param Context The AST context in which this nested-name-specifier
418 /// resides.
419 ///
420 /// \param Namespace The namespace.
421 ///
422 /// \param NamespaceLoc The location of the namespace name.
423 ///
424 /// \param ColonColonLoc The location of the trailing '::'.
425 void Extend(ASTContext &Context, NamespaceDecl *Namespace,
426 SourceLocation NamespaceLoc, SourceLocation ColonColonLoc);
427
428 /// Extend the current nested-name-specifier by another
429 /// nested-name-specifier component of the form 'namespace-alias::'.
430 ///
431 /// \param Context The AST context in which this nested-name-specifier
432 /// resides.
433 ///
434 /// \param Alias The namespace alias.
435 ///
436 /// \param AliasLoc The location of the namespace alias
437 /// name.
438 ///
439 /// \param ColonColonLoc The location of the trailing '::'.
440 void Extend(ASTContext &Context, NamespaceAliasDecl *Alias,
441 SourceLocation AliasLoc, SourceLocation ColonColonLoc);
442
443 /// Turn this (empty) nested-name-specifier into the global
444 /// nested-name-specifier '::'.
445 void MakeGlobal(ASTContext &Context, SourceLocation ColonColonLoc);
446
447 /// Turns this (empty) nested-name-specifier into '__super'
448 /// nested-name-specifier.
449 ///
450 /// \param Context The AST context in which this nested-name-specifier
451 /// resides.
452 ///
453 /// \param RD The declaration of the class in which nested-name-specifier
454 /// appeared.
455 ///
456 /// \param SuperLoc The location of the '__super' keyword.
457 /// name.
458 ///
459 /// \param ColonColonLoc The location of the trailing '::'.
460 void MakeSuper(ASTContext &Context, CXXRecordDecl *RD,
461 SourceLocation SuperLoc, SourceLocation ColonColonLoc);
462
463 /// Make a new nested-name-specifier from incomplete source-location
464 /// information.
465 ///
466 /// This routine should be used very, very rarely, in cases where we
467 /// need to synthesize a nested-name-specifier. Most code should instead use
468 /// \c Adopt() with a proper \c NestedNameSpecifierLoc.
469 void MakeTrivial(ASTContext &Context, NestedNameSpecifier *Qualifier,
470 SourceRange R);
471
472 /// Adopt an existing nested-name-specifier (with source-range
473 /// information).
474 void Adopt(NestedNameSpecifierLoc Other);
475
476 /// Retrieve the source range covered by this nested-name-specifier.
477 SourceRange getSourceRange() const LLVM_READONLY {
478 return NestedNameSpecifierLoc(Representation, Buffer).getSourceRange();
479 }
480
481 /// Retrieve a nested-name-specifier with location information,
482 /// copied into the given AST context.
483 ///
484 /// \param Context The context into which this nested-name-specifier will be
485 /// copied.
486 NestedNameSpecifierLoc getWithLocInContext(ASTContext &Context) const;
487
488 /// Retrieve a nested-name-specifier with location
489 /// information based on the information in this builder.
490 ///
491 /// This loc will contain references to the builder's internal data and may
492 /// be invalidated by any change to the builder.
493 NestedNameSpecifierLoc getTemporary() const {
494 return NestedNameSpecifierLoc(Representation, Buffer);
495 }
496
497 /// Clear out this builder, and prepare it to build another
498 /// nested-name-specifier with source-location information.
499 void Clear() {
500 Representation = nullptr;
501 BufferSize = 0;
502 }
503
504 /// Retrieve the underlying buffer.
505 ///
506 /// \returns A pair containing a pointer to the buffer of source-location
507 /// data and the size of the source-location data that resides in that
508 /// buffer.
509 std::pair<char *, unsigned> getBuffer() const {
510 return std::make_pair(Buffer, BufferSize);
511 }
512 };
513
514 /// Insertion operator for diagnostics. This allows sending
515 /// NestedNameSpecifiers into a diagnostic with <<.
516 inline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,
517 NestedNameSpecifier *NNS) {
518 DB.AddTaggedVal(reinterpret_cast<intptr_t>(NNS),
519 DiagnosticsEngine::ak_nestednamespec);
520 return DB;
521 }
522
523 } // namespace clang
524
525 #endif // LLVM_CLANG_AST_NESTEDNAMESPECIFIER_H
clang::Builtin::ID
ID
Definition: Builtins.h:49
clang::NestedNameSpecifierLoc::getSourceRange
SourceRange getSourceRange() const LLVM_READONLY
Retrieve the source range covering the entirety of this nested-name-specifier.
Definition: NestedNameSpecifier.cpp:422
clang::NestedNameSpecifier::Super
Microsoft&#39;s &#39;__super&#39; specifier, stored as a CXXRecordDecl* of the class it appeared in...
Definition: NestedNameSpecifier.h:100
clang::NestedNameSpecifierLoc::operator!=
friend bool operator!=(NestedNameSpecifierLoc X, NestedNameSpecifierLoc Y)
Definition: NestedNameSpecifier.h:341
clang::NestedNameSpecifier::getPrefix
NestedNameSpecifier * getPrefix() const
Return the prefix of this nested name specifier.
Definition: NestedNameSpecifier.h:168
clang::operator<<
const DiagnosticBuilder & operator<<(const DiagnosticBuilder &DB, const Attr *At)
Definition: Attr.h:336
clang::Type
The base class of the type hierarchy.
Definition: Type.h:1407
clang::NestedNameSpecifierLocBuilder::getTemporary
NestedNameSpecifierLoc getTemporary() const
Retrieve a nested-name-specifier with location information based on the information in this builder...
Definition: NestedNameSpecifier.h:493
clang::NamespaceDecl
Represent a C++ namespace.
Definition: Decl.h:515
clang::NestedNameSpecifier::Profile
void Profile(llvm::FoldingSetNodeID &ID) const
Definition: NestedNameSpecifier.h:222
clang::NestedNameSpecifierLoc::getLocalBeginLoc
SourceLocation getLocalBeginLoc() const
Retrieve the location of the beginning of this component of the nested-name-specifier.
Definition: NestedNameSpecifier.h:305
clang::NestedNameSpecifier::operator=
NestedNameSpecifier & operator=(const NestedNameSpecifier &)=delete
clang::NestedNameSpecifier::Identifier
An identifier, stored as an IdentifierInfo*.
Definition: NestedNameSpecifier.h:80
clang::NestedNameSpecifierLocBuilder::getBuffer
std::pair< char *, unsigned > getBuffer() const
Retrieve the underlying buffer.
Definition: NestedNameSpecifier.h:509
clang::NestedNameSpecifier::Create
static NestedNameSpecifier * Create(const ASTContext &Context, NestedNameSpecifier *Prefix, IdentifierInfo *II)
Builds a specifier combining a prefix and an identifier.
Definition: NestedNameSpecifier.cpp:59
clang::NestedNameSpecifier::Namespace
A namespace, stored as a NamespaceDecl*.
Definition: NestedNameSpecifier.h:83
clang::PrintingPolicy
Describes how types, statements, expressions, and declarations should be printed. ...
Definition: PrettyPrinter.h:38
clang::NestedNameSpecifier::getKind
SpecifierKind getKind() const
Determine what kind of nested name specifier is stored.
Definition: NestedNameSpecifier.cpp:143
clang::NestedNameSpecifierLoc::hasQualifier
bool hasQualifier() const
Evaluates true when this nested-name-specifier location is empty.
Definition: NestedNameSpecifier.h:264
clang::TypeLoc
Base wrapper for a particular "section" of type source info.
Definition: TypeLoc.h:57
clang::DiagnosticBuilder::AddTaggedVal
void AddTaggedVal(intptr_t V, DiagnosticsEngine::ArgumentKind Kind) const
Definition: Diagnostic.h:1156
clang::IdentifierInfo
One of these records is kept for each identifier that is lexed.
Definition: IdentifierTable.h:58
clang::ASTContext
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
Definition: ASTContext.h:155
clang::NestedNameSpecifierLoc
A C++ nested-name-specifier augmented with source location information.
Definition: NestedNameSpecifier.h:237
clang::NestedNameSpecifier::getAsType
const Type * getAsType() const
Retrieve the type stored in this nested name specifier.
Definition: NestedNameSpecifier.h:195
clang::LangOptions
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
Definition: LangOptions.h:50
clang::NestedNameSpecifierLoc::operator==
friend bool operator==(NestedNameSpecifierLoc X, NestedNameSpecifierLoc Y)
Definition: NestedNameSpecifier.h:336
clang::NestedNameSpecifier::getAsRecordDecl
CXXRecordDecl * getAsRecordDecl() const
Retrieve the record declaration stored in this nested name specifier.
Definition: NestedNameSpecifier.cpp:185
clang::NestedNameSpecifier::getAsIdentifier
IdentifierInfo * getAsIdentifier() const
Retrieve the identifier stored in this nested name specifier.
Definition: NestedNameSpecifier.h:175
clang::NestedNameSpecifier::getAsNamespaceAlias
NamespaceAliasDecl * getAsNamespaceAlias() const
Retrieve the namespace alias stored in this nested name specifier.
Definition: NestedNameSpecifier.cpp:177
clang::DiagnosticsEngine::ak_nestednamespec
NestedNameSpecifier *.
Definition: Diagnostic.h:193
Diagnostic.h
Defines the Diagnostic-related interfaces.
clang::NestedNameSpecifierLoc::getLocalEndLoc
SourceLocation getLocalEndLoc() const
Retrieve the location of the end of this component of the nested-name-specifier.
Definition: NestedNameSpecifier.h:311
clang::NestedNameSpecifier::print
void print(raw_ostream &OS, const PrintingPolicy &Policy, bool ResolveTemplateArguments=false) const
Print this nested name specifier to the given output stream.
Definition: NestedNameSpecifier.cpp:274
clang::NestedNameSpecifierLocBuilder
Class that aids in the construction of nested-name-specifiers along with source-location information ...
Definition: NestedNameSpecifier.h:350
clang::NestedNameSpecifierLocBuilder::getSourceRange
SourceRange getSourceRange() const LLVM_READONLY
Retrieve the source range covered by this nested-name-specifier.
Definition: NestedNameSpecifier.h:477
clang::NestedNameSpecifier::isInstantiationDependent
bool isInstantiationDependent() const
Whether this nested name specifier involves a template parameter.
Definition: NestedNameSpecifier.cpp:233
clang::DiagnosticBuilder
A little helper class used to produce diagnostics.
Definition: Diagnostic.h:1043
clang::NestedNameSpecifier::SuperSpecifier
static NestedNameSpecifier * SuperSpecifier(const ASTContext &Context, CXXRecordDecl *RD)
Returns the nested name specifier representing the __super scope for the given CXXRecordDecl.
Definition: NestedNameSpecifier.cpp:134
clang::NestedNameSpecifier::getAsNamespace
NamespaceDecl * getAsNamespace() const
Retrieve the namespace stored in this nested name specifier.
Definition: NestedNameSpecifier.cpp:169
clang::NestedNameSpecifierLoc::getBeginLoc
SourceLocation getBeginLoc() const
Retrieve the location of the beginning of this nested-name-specifier.
Definition: NestedNameSpecifier.h:293
bool
#define bool
Definition: stdbool.h:31
clang::NestedNameSpecifierLoc::getPrefix
NestedNameSpecifierLoc getPrefix() const
Return the prefix of this nested-name-specifier.
Definition: NestedNameSpecifier.h:321
clang::NestedNameSpecifierLocBuilder::~NestedNameSpecifierLocBuilder
~NestedNameSpecifierLocBuilder()
Definition: NestedNameSpecifier.h:378
clang::NestedNameSpecifier::NamespaceAlias
A namespace alias, stored as a NamespaceAliasDecl*.
Definition: NestedNameSpecifier.h:86
clang::SourceRange::getEnd
SourceLocation getEnd() const
Definition: SourceLocation.h:208
clang::IdentifierLoc
Wraps an identifier and optional source location for the identifier.
Definition: ParsedAttr.h:95
clang::NestedNameSpecifier::TypeSpec
A type, stored as a Type*.
Definition: NestedNameSpecifier.h:89
clang::NestedNameSpecifier::SpecifierKind
SpecifierKind
The kind of specifier that completes this nested name specifier.
Definition: NestedNameSpecifier.h:78
clang::NestedNameSpecifier::containsUnexpandedParameterPack
bool containsUnexpandedParameterPack() const
Whether this nested-name-specifier contains an unexpanded parameter pack (for C++11 variadic template...
Definition: NestedNameSpecifier.cpp:253
clang::SourceLocation
Encodes a location in the source.
Definition: SourceLocation.h:88
clang::NestedNameSpecifierLocBuilder::getRepresentation
NestedNameSpecifier * getRepresentation() const
Retrieve the representation of the nested-name-specifier.
Definition: NestedNameSpecifier.h:384
clang::NestedNameSpecifier
Represents a C++ nested name specifier, such as "\::std::vector<int>::".
Definition: NestedNameSpecifier.h:49
clang::NestedNameSpecifierLoc::NestedNameSpecifierLoc
NestedNameSpecifierLoc(NestedNameSpecifier *Qualifier, void *Data)
Construct a nested-name-specifier with source location information from.
Definition: NestedNameSpecifier.h:255
Type
Optional< types::ID > Type
Definition: InterpolatingCompilationDatabase.cpp:128
clang
Dataflow Directional Tag Classes.
Definition: CFGReachabilityAnalysis.h:22
clang::NestedNameSpecifierLoc::getNestedNameSpecifier
NestedNameSpecifier * getNestedNameSpecifier() const
Retrieve the nested-name-specifier to which this instance refers.
Definition: NestedNameSpecifier.h:268
clang::tooling::fixit::internal::getSourceRange
SourceRange getSourceRange(const SourceRange &Range)
Returns the SourceRange of a SourceRange.
Definition: FixIt.h:34
clang::NestedNameSpecifierLoc::getDataLength
unsigned getDataLength() const
Determines the data length for the entire nested-name-specifier.
Definition: NestedNameSpecifier.h:334
clang::NestedNameSpecifier::isDependent
bool isDependent() const
Whether this nested name specifier refers to a dependent type or not.
Definition: NestedNameSpecifier.cpp:203
clang::NestedNameSpecifier::TypeSpecWithTemplate
A type that was preceded by the &#39;template&#39; keyword, stored as a Type*.
Definition: NestedNameSpecifier.h:93
clang::NestedNameSpecifierLoc::getEndLoc
SourceLocation getEndLoc() const
Retrieve the location of the end of this nested-name-specifier.
Definition: NestedNameSpecifier.h:299
X
X
Add a minimal nested name specifier fixit hint to allow lookup of a tag name from an outer enclosing ...
Definition: SemaDecl.cpp:13954
clang::NestedNameSpecifierLoc::getOpaqueData
void * getOpaqueData() const
Retrieve the opaque pointer that refers to source-location data.
Definition: NestedNameSpecifier.h:273
SourceLocation.h
Defines the clang::SourceLocation class and associated facilities.
clang::CXXRecordDecl
Represents a C++ struct/union/class.
Definition: DeclCXX.h:300
clang::NestedNameSpecifier::dump
void dump() const
Definition: NestedNameSpecifier.cpp:355
clang::SourceRange
A trivial tuple used to represent a source range.
Definition: SourceLocation.h:198
clang::NamespaceAliasDecl
Represents a C++ namespace alias.
Definition: DeclCXX.h:3020
clang::NestedNameSpecifier::Global
The global specifier &#39;::&#39;. There is no stored value.
Definition: NestedNameSpecifier.h:96
clang::SourceRange::getBegin
SourceLocation getBegin() const
Definition: SourceLocation.h:207
clang::NestedNameSpecifierLocBuilder::Clear
void Clear()
Clear out this builder, and prepare it to build another nested-name-specifier with source-location in...
Definition: NestedNameSpecifier.h:499
clang::NestedNameSpecifier::GlobalSpecifier
static NestedNameSpecifier * GlobalSpecifier(const ASTContext &Context)
Returns the nested name specifier representing the global scope.
Definition: NestedNameSpecifier.cpp:126