clang 17.0.0git
Classes | Public Types | Public Member Functions | Static Public Member Functions | Public Attributes | List of all members
clang::DeclaratorChunk Struct Reference

One instance of this struct is used for each type in a declarator that is parsed. More...

#include "clang/Sema/DeclSpec.h"

Collaboration diagram for clang::DeclaratorChunk:
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Classes

struct  ArrayTypeInfo
 
struct  BlockPointerTypeInfo
 
struct  FunctionTypeInfo
 
struct  MemberPointerTypeInfo
 
struct  ParamInfo
 ParamInfo - An array of paraminfo objects is allocated whenever a function declarator is parsed. More...
 
struct  PipeTypeInfo
 
struct  PointerTypeInfo
 
struct  ReferenceTypeInfo
 
struct  TypeAndRange
 

Public Types

enum  {
  Pointer , Reference , Array , Function ,
  BlockPointer , MemberPointer , Paren , Pipe
}
 

Public Member Functions

 DeclaratorChunk ()
 
SourceRange getSourceRange () const
 
void destroy ()
 
const ParsedAttributesView & getAttrs () const
 If there are attributes applied to this declaratorchunk, return them.
 
ParsedAttributesView & getAttrs ()
 
bool isParen () const
 

Static Public Member Functions

static DeclaratorChunk getPointer (unsigned TypeQuals, SourceLocation Loc, SourceLocation ConstQualLoc, SourceLocation VolatileQualLoc, SourceLocation RestrictQualLoc, SourceLocation AtomicQualLoc, SourceLocation UnalignedQualLoc)
 Return a DeclaratorChunk for a pointer.
 
static DeclaratorChunk getReference (unsigned TypeQuals, SourceLocation Loc, bool lvalue)
 Return a DeclaratorChunk for a reference.
 
static DeclaratorChunk getArray (unsigned TypeQuals, bool isStatic, bool isStar, Expr *NumElts, SourceLocation LBLoc, SourceLocation RBLoc)
 Return a DeclaratorChunk for an array.
 
static DeclaratorChunk getFunction (bool HasProto, bool IsAmbiguous, SourceLocation LParenLoc, ParamInfo *Params, unsigned NumParams, SourceLocation EllipsisLoc, SourceLocation RParenLoc, bool RefQualifierIsLvalueRef, SourceLocation RefQualifierLoc, SourceLocation MutableLoc, ExceptionSpecificationType ESpecType, SourceRange ESpecRange, ParsedType *Exceptions, SourceRange *ExceptionRanges, unsigned NumExceptions, Expr *NoexceptExpr, CachedTokens *ExceptionSpecTokens, ArrayRef< NamedDecl * > DeclsInPrototype, SourceLocation LocalRangeBegin, SourceLocation LocalRangeEnd, Declarator &TheDeclarator, TypeResult TrailingReturnType=TypeResult(), SourceLocation TrailingReturnTypeLoc=SourceLocation(), DeclSpec *MethodQualifiers=nullptr)
 DeclaratorChunk::getFunction - Return a DeclaratorChunk for a function.
 
static DeclaratorChunk getBlockPointer (unsigned TypeQuals, SourceLocation Loc)
 Return a DeclaratorChunk for a block.
 
static DeclaratorChunk getPipe (unsigned TypeQuals, SourceLocation Loc)
 Return a DeclaratorChunk for a block.
 
static DeclaratorChunk getMemberPointer (const CXXScopeSpec &SS, unsigned TypeQuals, SourceLocation StarLoc, SourceLocation EndLoc)
 
static DeclaratorChunk getParen (SourceLocation LParenLoc, SourceLocation RParenLoc)
 Return a DeclaratorChunk for a paren.
 

Public Attributes

enum clang::DeclaratorChunk:: { ... }  Kind
 
SourceLocation Loc
 Loc - The place where this type was defined.
 
SourceLocation EndLoc
 EndLoc - If valid, the place where this chunck ends.
 
ParsedAttributesView AttrList
 
union {
   PointerTypeInfo   Ptr
 
   ReferenceTypeInfo   Ref
 
   ArrayTypeInfo   Arr
 
   FunctionTypeInfo   Fun
 
   BlockPointerTypeInfo   Cls
 
   MemberPointerTypeInfo   Mem
 
   PipeTypeInfo   PipeInfo
 
}; 
 

Detailed Description

One instance of this struct is used for each type in a declarator that is parsed.

This is intended to be a small value object.

Definition at line 1212 of file DeclSpec.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
Enumerator
Pointer 
Reference 
Array 
Function 
BlockPointer 
MemberPointer 
Paren 
Pipe 

Definition at line 1215 of file DeclSpec.h.

Constructor & Destructor Documentation

◆ DeclaratorChunk()

clang::DeclaratorChunk::DeclaratorChunk ( )
inline

Definition at line 1213 of file DeclSpec.h.

Member Function Documentation

◆ destroy()

void clang::DeclaratorChunk::destroy ( )
inline

Definition at line 1597 of file DeclSpec.h.

References Arr, Array, BlockPointer, Cls, clang::DeclaratorChunk::PointerTypeInfo::destroy(), clang::DeclaratorChunk::ReferenceTypeInfo::destroy(), clang::DeclaratorChunk::ArrayTypeInfo::destroy(), clang::DeclaratorChunk::FunctionTypeInfo::destroy(), clang::DeclaratorChunk::BlockPointerTypeInfo::destroy(), clang::DeclaratorChunk::MemberPointerTypeInfo::destroy(), clang::DeclaratorChunk::PipeTypeInfo::destroy(), Fun, Function, Kind, Mem, MemberPointer, Paren, Pipe, PipeInfo, Pointer, Ptr, Ref, and Reference.

◆ getArray()

static DeclaratorChunk clang::DeclaratorChunk::getArray ( unsigned  TypeQuals,
bool  isStatic,
bool  isStar,
Expr *  NumElts,
SourceLocation  LBLoc,
SourceLocation  RBLoc 
)
inlinestatic

Return a DeclaratorChunk for an array.

Definition at line 1647 of file DeclSpec.h.

References Arr, Array, EndLoc, clang::DeclaratorChunk::ArrayTypeInfo::hasStatic, clang::DeclaratorChunk::ArrayTypeInfo::isStar, Kind, Loc, clang::DeclaratorChunk::ArrayTypeInfo::NumElts, and clang::DeclaratorChunk::ArrayTypeInfo::TypeQuals.

◆ getAttrs() [1/2]

ParsedAttributesView & clang::DeclaratorChunk::getAttrs ( )
inline

Definition at line 1613 of file DeclSpec.h.

References AttrList.

◆ getAttrs() [2/2]

const ParsedAttributesView & clang::DeclaratorChunk::getAttrs ( ) const
inline

If there are attributes applied to this declaratorchunk, return them.

Definition at line 1612 of file DeclSpec.h.

References AttrList.

Referenced by addContextSensitiveTypeNullability(), clang::Sema::checkUnusedDeclAttributes(), distributeFunctionTypeAttr(), distributeFunctionTypeAttrToInnermost(), distributeNullabilityTypeAttr(), distributeObjCPointerTypeAttr(), distributeObjCPointerTypeAttrFromDeclarator(), GetFullTypeForDeclarator(), GetTypeSourceInfoForDeclarator(), hasParsedAttr(), inferARCWriteback(), clang::Sema::ProcessDeclAttributes(), takeDeclAttributes(), and transferARCOwnershipToDeclaratorChunk().

◆ getBlockPointer()

static DeclaratorChunk clang::DeclaratorChunk::getBlockPointer ( unsigned  TypeQuals,
SourceLocation  Loc 
)
inlinestatic

Return a DeclaratorChunk for a block.

Definition at line 1690 of file DeclSpec.h.

References BlockPointer, Cls, Kind, Loc, and clang::DeclaratorChunk::BlockPointerTypeInfo::TypeQuals.

◆ getFunction()

DeclaratorChunk DeclaratorChunk::getFunction ( bool  hasProto,
bool  isAmbiguous,
SourceLocation  LParenLoc,
ParamInfo *  Params,
unsigned  NumParams,
SourceLocation  EllipsisLoc,
SourceLocation  RParenLoc,
bool  RefQualifierIsLvalueRef,
SourceLocation  RefQualifierLoc,
SourceLocation  MutableLoc,
ExceptionSpecificationType  ESpecType,
SourceRange  ESpecRange,
ParsedType *  Exceptions,
SourceRange *  ExceptionRanges,
unsigned  NumExceptions,
Expr *  NoexceptExpr,
CachedTokens *  ExceptionSpecTokens,
ArrayRef< NamedDecl * >  DeclsInPrototype,
SourceLocation  LocalRangeBegin,
SourceLocation  LocalRangeEnd,
Declarator &  TheDeclarator,
TypeResult  TrailingReturnType = TypeResult(),
SourceLocation  TrailingReturnTypeLoc = SourceLocation(),
DeclSpec *  MethodQualifiers = nullptr 
)
static

DeclaratorChunk::getFunction - Return a DeclaratorChunk for a function.

"TheDeclarator" is the declarator that this will be added to.

Definition at line 161 of file DeclSpec.cpp.

References clang::DeclaratorChunk::FunctionTypeInfo::DeclsInPrototype, clang::DeclaratorChunk::FunctionTypeInfo::DeleteParams, clang::DeclaratorChunk::FunctionTypeInfo::EllipsisLoc, EndLoc, clang::EST_DependentNoexcept, clang::EST_Dynamic, clang::EST_NoexceptFalse, clang::EST_NoexceptTrue, clang::EST_None, clang::EST_Unparsed, clang::DeclaratorChunk::FunctionTypeInfo::Exceptions, clang::DeclaratorChunk::FunctionTypeInfo::ExceptionSpecLocBeg, clang::DeclaratorChunk::FunctionTypeInfo::ExceptionSpecLocEnd, clang::DeclaratorChunk::FunctionTypeInfo::ExceptionSpecTokens, clang::DeclaratorChunk::FunctionTypeInfo::ExceptionSpecType, clang::DeclSpec::forEachCVRUQualifier(), Fun, Function, clang::ActionResult< PtrTy, CompressInvalid >::get(), clang::DeclSpec::getAttributePool(), clang::DeclSpec::getAttributes(), clang::SourceRange::getBegin(), clang::SourceRange::getEnd(), clang::DeclSpec::getTypeQualifiers(), clang::DeclaratorChunk::FunctionTypeInfo::hasPrototype, clang::DeclaratorChunk::FunctionTypeInfo::HasTrailingReturnType, clang::Declarator::InlineParams, clang::DeclaratorChunk::FunctionTypeInfo::isAmbiguous, clang::ActionResult< PtrTy, CompressInvalid >::isInvalid(), clang::ActionResult< PtrTy, CompressInvalid >::isUsable(), clang::SourceLocation::isValid(), clang::DeclaratorChunk::FunctionTypeInfo::isVariadic, Kind, Loc, clang::DeclaratorChunk::FunctionTypeInfo::LParenLoc, clang::DeclaratorChunk::FunctionTypeInfo::MethodQualifiers, clang::DeclaratorChunk::FunctionTypeInfo::MutableLoc, clang::DeclaratorChunk::FunctionTypeInfo::NoexceptExpr, clang::DeclaratorChunk::FunctionTypeInfo::NumExceptionsOrDecls, clang::DeclaratorChunk::FunctionTypeInfo::NumParams, clang::DeclaratorChunk::FunctionTypeInfo::Params, clang::DeclaratorChunk::FunctionTypeInfo::QualAttrFactory, clang::DeclaratorChunk::TypeAndRange::Range, clang::DeclaratorChunk::FunctionTypeInfo::RefQualifierIsLValueRef, clang::DeclaratorChunk::FunctionTypeInfo::RefQualifierLoc, clang::DeclaratorChunk::FunctionTypeInfo::RParenLoc, clang::DeclSpec::SetTypeQual(), clang::ParsedAttributesView::size(), clang::AttributePool::takeAllFrom(), clang::ParsedAttributes::takeAllFrom(), clang::DeclSpec::TQ_atomic, clang::DeclaratorChunk::FunctionTypeInfo::TrailingReturnType, clang::DeclaratorChunk::FunctionTypeInfo::TrailingReturnTypeLoc, and clang::DeclaratorChunk::TypeAndRange::Ty.

Referenced by clang::Sema::ImplicitlyDefineFunction(), and maybeSynthesizeBlockSignature().

◆ getMemberPointer()

static DeclaratorChunk clang::DeclaratorChunk::getMemberPointer ( const CXXScopeSpec &  SS,
unsigned  TypeQuals,
SourceLocation  StarLoc,
SourceLocation  EndLoc 
)
inlinestatic

Definition at line 1709 of file DeclSpec.h.

References EndLoc, clang::CXXScopeSpec::getBeginLoc(), Kind, Loc, Mem, MemberPointer, clang::DeclaratorChunk::MemberPointerTypeInfo::ScopeMem, clang::DeclaratorChunk::MemberPointerTypeInfo::StarLoc, and clang::DeclaratorChunk::MemberPointerTypeInfo::TypeQuals.

◆ getParen()

static DeclaratorChunk clang::DeclaratorChunk::getParen ( SourceLocation  LParenLoc,
SourceLocation  RParenLoc 
)
inlinestatic

Return a DeclaratorChunk for a paren.

Definition at line 1725 of file DeclSpec.h.

References EndLoc, Kind, Loc, and Paren.

◆ getPipe()

static DeclaratorChunk clang::DeclaratorChunk::getPipe ( unsigned  TypeQuals,
SourceLocation  Loc 
)
inlinestatic

Return a DeclaratorChunk for a block.

Definition at line 1700 of file DeclSpec.h.

References Cls, Kind, Loc, Pipe, and clang::DeclaratorChunk::BlockPointerTypeInfo::TypeQuals.

◆ getPointer()

static DeclaratorChunk clang::DeclaratorChunk::getPointer ( unsigned  TypeQuals,
SourceLocation  Loc,
SourceLocation  ConstQualLoc,
SourceLocation  VolatileQualLoc,
SourceLocation  RestrictQualLoc,
SourceLocation  AtomicQualLoc,
SourceLocation  UnalignedQualLoc 
)
inlinestatic

Return a DeclaratorChunk for a pointer.

Definition at line 1616 of file DeclSpec.h.

References clang::DeclaratorChunk::PointerTypeInfo::AtomicQualLoc, clang::DeclaratorChunk::PointerTypeInfo::ConstQualLoc, Kind, Loc, Pointer, Ptr, clang::DeclaratorChunk::PointerTypeInfo::RestrictQualLoc, clang::DeclaratorChunk::PointerTypeInfo::TypeQuals, clang::DeclaratorChunk::PointerTypeInfo::UnalignedQualLoc, and clang::DeclaratorChunk::PointerTypeInfo::VolatileQualLoc.

Referenced by clang::Sema::actOnObjCTypeArgsOrProtocolQualifiers().

◆ getReference()

static DeclaratorChunk clang::DeclaratorChunk::getReference ( unsigned  TypeQuals,
SourceLocation  Loc,
bool  lvalue 
)
inlinestatic

Return a DeclaratorChunk for a reference.

Definition at line 1636 of file DeclSpec.h.

References clang::DeclaratorChunk::ReferenceTypeInfo::HasRestrict, Kind, Loc, clang::DeclaratorChunk::ReferenceTypeInfo::LValueRef, Ref, Reference, and clang::DeclSpec::TQ_restrict.

Referenced by clang::Sema::ActOnCXXForRangeIdentifier().

◆ getSourceRange()

SourceRange clang::DeclaratorChunk::getSourceRange ( ) const
inline

Definition at line 1224 of file DeclSpec.h.

References EndLoc, clang::SourceLocation::isInvalid(), and Loc.

◆ isParen()

bool clang::DeclaratorChunk::isParen ( ) const
inline

Definition at line 1734 of file DeclSpec.h.

References Kind, and Paren.

Member Data Documentation

◆ 

union { ... } clang::DeclaratorChunk::@214

◆ Arr

ArrayTypeInfo clang::DeclaratorChunk::Arr

Definition at line 1590 of file DeclSpec.h.

Referenced by clang::Sema::ActOnCXXNew(), clang::Sema::containsUnexpandedParameterPacks(), destroy(), getArray(), GetFullTypeForDeclarator(), and clang::Declarator::isArrayOfUnknownBound().

◆ AttrList

ParsedAttributesView clang::DeclaratorChunk::AttrList

Definition at line 1230 of file DeclSpec.h.

Referenced by getAttrs().

◆ Cls

BlockPointerTypeInfo clang::DeclaratorChunk::Cls

Definition at line 1592 of file DeclSpec.h.

Referenced by destroy(), getBlockPointer(), GetFullTypeForDeclarator(), and getPipe().

◆ EndLoc

SourceLocation clang::DeclaratorChunk::EndLoc

EndLoc - If valid, the place where this chunck ends.

Definition at line 1222 of file DeclSpec.h.

Referenced by getArray(), GetFullTypeForDeclarator(), getFunction(), getMemberPointer(), getParen(), getSourceRange(), and warnAboutAmbiguousFunction().

◆ Fun

FunctionTypeInfo clang::DeclaratorChunk::Fun

Definition at line 1591 of file DeclSpec.h.

Referenced by clang::Sema::ActOnFunctionDeclarator(), clang::Sema::CheckExtraCXXDefaultArguments(), clang::Sema::containsUnexpandedParameterPacks(), destroy(), diagnoseRedundantReturnTypeQualifiers(), GetFullTypeForDeclarator(), getFunction(), and warnAboutAmbiguousFunction().

◆ 

enum { ... } clang::DeclaratorChunk::Kind

Referenced by clang::Sema::ActOnCXXNew(), clang::Sema::ActOnDecompositionDeclarator(), clang::Sema::CheckExtraCXXDefaultArguments(), classifyPointerDeclarator(), clang::Sema::containsUnexpandedParameterPacks(), destroy(), diagnoseRedundantReturnTypeQualifiers(), distributeFunctionTypeAttr(), distributeFunctionTypeAttrToInnermost(), distributeNullabilityTypeAttr(), distributeObjCPointerTypeAttr(), distributeObjCPointerTypeAttrFromDeclarator(), fillAtomicQualLoc(), getArray(), getBlockPointer(), getCCForDeclaratorChunk(), GetFullTypeForDeclarator(), getFunction(), getMemberPointer(), getParen(), getPipe(), getPointer(), getReference(), hasOuterPointerLikeChunk(), inferARCWriteback(), clang::Declarator::isArrayOfUnknownBound(), IsNoDerefableChunk(), isOmittedBlockReturnType(), isParen(), isPipeDeclarator(), maybeMovePastReturnType(), RebuildDeclaratorInCurrentInstantiation(), and transferARCOwnership().

◆ Loc

SourceLocation clang::DeclaratorChunk::Loc

Loc - The place where this type was defined.

Definition at line 1220 of file DeclSpec.h.

Referenced by clang::Sema::ActOnCXXNew(), distributeNullabilityTypeAttr(), getArray(), getBlockPointer(), GetFullTypeForDeclarator(), getFunction(), getMemberPointer(), getParen(), getPipe(), getPointer(), getReference(), getSourceRange(), and warnAboutAmbiguousFunction().

◆ Mem

MemberPointerTypeInfo clang::DeclaratorChunk::Mem

Definition at line 1593 of file DeclSpec.h.

Referenced by clang::Sema::containsUnexpandedParameterPacks(), destroy(), GetFullTypeForDeclarator(), getMemberPointer(), and RebuildDeclaratorInCurrentInstantiation().

◆ PipeInfo

PipeTypeInfo clang::DeclaratorChunk::PipeInfo

Definition at line 1594 of file DeclSpec.h.

Referenced by destroy().

◆ Ptr

PointerTypeInfo clang::DeclaratorChunk::Ptr

Definition at line 1588 of file DeclSpec.h.

Referenced by destroy(), diagnoseRedundantReturnTypeQualifiers(), fillAtomicQualLoc(), GetFullTypeForDeclarator(), and getPointer().

◆ Ref

ReferenceTypeInfo clang::DeclaratorChunk::Ref

Definition at line 1589 of file DeclSpec.h.

Referenced by destroy(), GetFullTypeForDeclarator(), and getReference().

The documentation for this struct was generated from the following files:
Generated on Mon Mar 27 2023 07:34:11 for clang by doxygen 1.9.6