clang 20.0.0git
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Represents the declaration of a label. More...
#include "clang/AST/Decl.h"
Public Member Functions | |
LabelStmt * | getStmt () const |
void | setStmt (LabelStmt *T) |
bool | isGnuLocal () const |
void | setLocStart (SourceLocation L) |
SourceRange | getSourceRange () const override LLVM_READONLY |
Source range that this declaration covers. | |
bool | isMSAsmLabel () const |
bool | isResolvedMSAsmLabel () const |
void | setMSAsmLabel (StringRef Name) |
StringRef | getMSAsmLabel () const |
void | setMSAsmLabelResolved () |
Public Member Functions inherited from clang::NamedDecl | |
IdentifierInfo * | getIdentifier () const |
Get the identifier that names this declaration, if there is one. | |
StringRef | getName () const |
Get the name of identifier for this declaration as a StringRef. | |
std::string | getNameAsString () const |
Get a human-readable name for the declaration, even if it is one of the special kinds of names (C++ constructor, Objective-C selector, etc). | |
virtual void | printName (raw_ostream &OS, const PrintingPolicy &Policy) const |
Pretty-print the unqualified name of this declaration. | |
void | printName (raw_ostream &OS) const |
Calls printName() with the ASTContext printing policy from the decl. | |
DeclarationName | getDeclName () const |
Get the actual, stored name of the declaration, which may be a special name. | |
void | setDeclName (DeclarationName N) |
Set the name of this declaration. | |
void | printQualifiedName (raw_ostream &OS) const |
Returns a human-readable qualified name for this declaration, like A::B::i, for i being member of namespace A::B. | |
void | printQualifiedName (raw_ostream &OS, const PrintingPolicy &Policy) const |
void | printNestedNameSpecifier (raw_ostream &OS) const |
Print only the nested name specifier part of a fully-qualified name, including the '::' at the end. | |
void | printNestedNameSpecifier (raw_ostream &OS, const PrintingPolicy &Policy) const |
std::string | getQualifiedNameAsString () const |
virtual void | getNameForDiagnostic (raw_ostream &OS, const PrintingPolicy &Policy, bool Qualified) const |
Appends a human-readable name for this declaration into the given stream. | |
bool | declarationReplaces (const NamedDecl *OldD, bool IsKnownNewer=true) const |
Determine whether this declaration, if known to be well-formed within its context, will replace the declaration OldD if introduced into scope. | |
bool | hasLinkage () const |
Determine whether this declaration has linkage. | |
bool | isCXXClassMember () const |
Determine whether this declaration is a C++ class member. | |
bool | isCXXInstanceMember () const |
Determine whether the given declaration is an instance member of a C++ class. | |
ReservedIdentifierStatus | isReserved (const LangOptions &LangOpts) const |
Determine if the declaration obeys the reserved identifier rules of the given language. | |
Linkage | getLinkageInternal () const |
Determine what kind of linkage this entity has. | |
Linkage | getFormalLinkage () const |
Get the linkage from a semantic point of view. | |
bool | hasExternalFormalLinkage () const |
True if this decl has external linkage. | |
bool | isExternallyVisible () const |
bool | isExternallyDeclarable () const |
Determine whether this declaration can be redeclared in a different translation unit. | |
Visibility | getVisibility () const |
Determines the visibility of this entity. | |
LinkageInfo | getLinkageAndVisibility () const |
Determines the linkage and visibility of this entity. | |
std::optional< Visibility > | getExplicitVisibility (ExplicitVisibilityKind kind) const |
If visibility was explicitly specified for this declaration, return that visibility. | |
bool | isLinkageValid () const |
True if the computed linkage is valid. | |
bool | hasLinkageBeenComputed () const |
True if something has required us to compute the linkage of this declaration. | |
bool | isPlaceholderVar (const LangOptions &LangOpts) const |
NamedDecl * | getUnderlyingDecl () |
Looks through UsingDecls and ObjCCompatibleAliasDecls for the underlying named decl. | |
const NamedDecl * | getUnderlyingDecl () const |
NamedDecl * | getMostRecentDecl () |
const NamedDecl * | getMostRecentDecl () const |
ObjCStringFormatFamily | getObjCFStringFormattingFamily () const |
bool | isModulePrivate () const |
Whether this declaration was marked as being private to the module in which it was defined. | |
void | setModulePrivate () |
Specify that this declaration was marked as being private to the module in which it was defined. | |
Public Member Functions inherited from clang::Decl | |
Decl ()=delete | |
Decl (const Decl &)=delete | |
Decl (Decl &&)=delete | |
Decl & | operator= (const Decl &)=delete |
Decl & | operator= (Decl &&)=delete |
virtual SourceRange | getSourceRange () const LLVM_READONLY |
Source range that this declaration covers. | |
SourceLocation | getBeginLoc () const LLVM_READONLY |
SourceLocation | getEndLoc () const LLVM_READONLY |
SourceLocation | getLocation () const |
void | setLocation (SourceLocation L) |
Kind | getKind () const |
const char * | getDeclKindName () const |
Decl * | getNextDeclInContext () |
const Decl * | getNextDeclInContext () const |
DeclContext * | getDeclContext () |
const DeclContext * | getDeclContext () const |
DeclContext * | getNonTransparentDeclContext () |
Return the non transparent context. | |
const DeclContext * | getNonTransparentDeclContext () const |
Decl * | getNonClosureContext () |
Find the innermost non-closure ancestor of this declaration, walking up through blocks, lambdas, etc. | |
const Decl * | getNonClosureContext () const |
TranslationUnitDecl * | getTranslationUnitDecl () |
const TranslationUnitDecl * | getTranslationUnitDecl () const |
bool | isInAnonymousNamespace () const |
bool | isInStdNamespace () const |
bool | isFileContextDecl () const |
ASTContext & | getASTContext () const LLVM_READONLY |
const LangOptions & | getLangOpts () const LLVM_READONLY |
Helper to get the language options from the ASTContext. | |
void | setAccess (AccessSpecifier AS) |
AccessSpecifier | getAccess () const |
AccessSpecifier | getAccessUnsafe () const |
Retrieve the access specifier for this declaration, even though it may not yet have been properly set. | |
bool | hasAttrs () const |
void | setAttrs (const AttrVec &Attrs) |
AttrVec & | getAttrs () |
const AttrVec & | getAttrs () const |
void | dropAttrs () |
void | addAttr (Attr *A) |
attr_range | attrs () const |
attr_iterator | attr_begin () const |
attr_iterator | attr_end () const |
template<typename... Ts> | |
void | dropAttrs () |
template<typename T > | |
void | dropAttr () |
template<typename T > | |
llvm::iterator_range< specific_attr_iterator< T > > | specific_attrs () const |
template<typename T > | |
specific_attr_iterator< T > | specific_attr_begin () const |
template<typename T > | |
specific_attr_iterator< T > | specific_attr_end () const |
template<typename T > | |
T * | getAttr () const |
template<typename T > | |
bool | hasAttr () const |
unsigned | getMaxAlignment () const |
getMaxAlignment - return the maximum alignment specified by attributes on this decl, 0 if there are none. | |
void | setInvalidDecl (bool Invalid=true) |
setInvalidDecl - Indicates the Decl had a semantic error. | |
bool | isInvalidDecl () const |
bool | isImplicit () const |
isImplicit - Indicates whether the declaration was implicitly generated by the implementation. | |
void | setImplicit (bool I=true) |
bool | isUsed (bool CheckUsedAttr=true) const |
Whether any (re-)declaration of the entity was used, meaning that a definition is required. | |
void | setIsUsed () |
Set whether the declaration is used, in the sense of odr-use. | |
void | markUsed (ASTContext &C) |
Mark the declaration used, in the sense of odr-use. | |
bool | isReferenced () const |
Whether any declaration of this entity was referenced. | |
bool | isThisDeclarationReferenced () const |
Whether this declaration was referenced. | |
void | setReferenced (bool R=true) |
bool | isTopLevelDeclInObjCContainer () const |
Whether this declaration is a top-level declaration (function, global variable, etc.) that is lexically inside an objc container definition. | |
void | setTopLevelDeclInObjCContainer (bool V=true) |
ExternalSourceSymbolAttr * | getExternalSourceSymbolAttr () const |
Looks on this and related declarations for an applicable external source symbol attribute. | |
bool | isModulePrivate () const |
Whether this declaration was marked as being private to the module in which it was defined. | |
bool | isInExportDeclContext () const |
Whether this declaration was exported in a lexical context. | |
bool | isInvisibleOutsideTheOwningModule () const |
bool | isInAnotherModuleUnit () const |
Whether this declaration comes from another module unit. | |
bool | isInCurrentModuleUnit () const |
Whether this declaration comes from the same module unit being compiled. | |
bool | shouldEmitInExternalSource () const |
Whether the definition of the declaration should be emitted in external sources. | |
bool | isFromExplicitGlobalModule () const |
Whether this declaration comes from explicit global module. | |
bool | isFromGlobalModule () const |
Whether this declaration comes from global module. | |
bool | isInNamedModule () const |
Whether this declaration comes from a named module. | |
bool | hasDefiningAttr () const |
Return true if this declaration has an attribute which acts as definition of the entity, such as 'alias' or 'ifunc'. | |
const Attr * | getDefiningAttr () const |
Return this declaration's defining attribute if it has one. | |
void | setFromASTFile () |
Set the FromASTFile flag. | |
void | setOwningModuleID (unsigned ID) |
Set the owning module ID. | |
AvailabilityResult | getAvailability (std::string *Message=nullptr, VersionTuple EnclosingVersion=VersionTuple(), StringRef *RealizedPlatform=nullptr) const |
Determine the availability of the given declaration. | |
VersionTuple | getVersionIntroduced () const |
Retrieve the version of the target platform in which this declaration was introduced. | |
bool | isDeprecated (std::string *Message=nullptr) const |
Determine whether this declaration is marked 'deprecated'. | |
bool | isUnavailable (std::string *Message=nullptr) const |
Determine whether this declaration is marked 'unavailable'. | |
bool | isWeakImported () const |
Determine whether this is a weak-imported symbol. | |
bool | canBeWeakImported (bool &IsDefinition) const |
Determines whether this symbol can be weak-imported, e.g., whether it would be well-formed to add the weak_import attribute. | |
bool | isFromASTFile () const |
Determine whether this declaration came from an AST file (such as a precompiled header or module) rather than having been parsed. | |
GlobalDeclID | getGlobalID () const |
Retrieve the global declaration ID associated with this declaration, which specifies where this Decl was loaded from. | |
unsigned | getOwningModuleID () const |
Retrieve the global ID of the module that owns this particular declaration. | |
Module * | getImportedOwningModule () const |
Get the imported owning module, if this decl is from an imported (non-local) module. | |
Module * | getLocalOwningModule () const |
Get the local owning module, if known. | |
void | setLocalOwningModule (Module *M) |
bool | hasOwningModule () const |
Is this declaration owned by some module? | |
Module * | getOwningModule () const |
Get the module that owns this declaration (for visibility purposes). | |
Module * | getOwningModuleForLinkage () const |
Get the module that owns this declaration for linkage purposes. | |
bool | isUnconditionallyVisible () const |
Determine whether this declaration is definitely visible to name lookup, independent of whether the owning module is visible. | |
bool | isReachable () const |
void | setVisibleDespiteOwningModule () |
Set that this declaration is globally visible, even if it came from a module that is not visible. | |
ModuleOwnershipKind | getModuleOwnershipKind () const |
Get the kind of module ownership for this declaration. | |
void | setModuleOwnershipKind (ModuleOwnershipKind MOK) |
Set whether this declaration is hidden from name lookup. | |
unsigned | getIdentifierNamespace () const |
bool | isInIdentifierNamespace (unsigned NS) const |
bool | hasTagIdentifierNamespace () const |
DeclContext * | getLexicalDeclContext () |
getLexicalDeclContext - The declaration context where this Decl was lexically declared (LexicalDC). | |
const DeclContext * | getLexicalDeclContext () const |
virtual bool | isOutOfLine () const |
Determine whether this declaration is declared out of line (outside its semantic context). | |
void | setDeclContext (DeclContext *DC) |
setDeclContext - Set both the semantic and lexical DeclContext to DC. | |
void | setLexicalDeclContext (DeclContext *DC) |
bool | isTemplated () const |
Determine whether this declaration is a templated entity (whether it is. | |
unsigned | getTemplateDepth () const |
Determine the number of levels of template parameter surrounding this declaration. | |
bool | isDefinedOutsideFunctionOrMethod () const |
isDefinedOutsideFunctionOrMethod - This predicate returns true if this scoped decl is defined outside the current function or method. | |
bool | isInLocalScopeForInstantiation () const |
Determine whether a substitution into this declaration would occur as part of a substitution into a dependent local scope. | |
const DeclContext * | getParentFunctionOrMethod (bool LexicalParent=false) const |
If this decl is defined inside a function/method/block it returns the corresponding DeclContext, otherwise it returns null. | |
DeclContext * | getParentFunctionOrMethod (bool LexicalParent=false) |
virtual Decl * | getCanonicalDecl () |
Retrieves the "canonical" declaration of the given declaration. | |
const Decl * | getCanonicalDecl () const |
bool | isCanonicalDecl () const |
Whether this particular Decl is a canonical one. | |
redecl_range | redecls () const |
Returns an iterator range for all the redeclarations of the same decl. | |
redecl_iterator | redecls_begin () const |
redecl_iterator | redecls_end () const |
Decl * | getPreviousDecl () |
Retrieve the previous declaration that declares the same entity as this declaration, or NULL if there is no previous declaration. | |
const Decl * | getPreviousDecl () const |
Retrieve the previous declaration that declares the same entity as this declaration, or NULL if there is no previous declaration. | |
bool | isFirstDecl () const |
True if this is the first declaration in its redeclaration chain. | |
Decl * | getMostRecentDecl () |
Retrieve the most recent declaration that declares the same entity as this declaration (which may be this declaration). | |
const Decl * | getMostRecentDecl () const |
Retrieve the most recent declaration that declares the same entity as this declaration (which may be this declaration). | |
virtual Stmt * | getBody () const |
getBody - If this Decl represents a declaration for a body of code, such as a function or method definition, this method returns the top-level Stmt* of that body. | |
virtual bool | hasBody () const |
Returns true if this Decl represents a declaration for a body of code, such as a function or method definition. | |
SourceLocation | getBodyRBrace () const |
getBodyRBrace - Gets the right brace of the body, if a body exists. | |
bool | isTemplateParameter () const |
isTemplateParameter - Determines whether this declaration is a template parameter. | |
bool | isTemplateParameterPack () const |
isTemplateParameter - Determines whether this declaration is a template parameter pack. | |
bool | isParameterPack () const |
Whether this declaration is a parameter pack. | |
bool | isTemplateDecl () const |
returns true if this declaration is a template | |
bool | isFunctionOrFunctionTemplate () const |
Whether this declaration is a function or function template. | |
TemplateDecl * | getDescribedTemplate () const |
If this is a declaration that describes some template, this method returns that template declaration. | |
const TemplateParameterList * | getDescribedTemplateParams () const |
If this is a declaration that describes some template or partial specialization, this returns the corresponding template parameter list. | |
FunctionDecl * | getAsFunction () LLVM_READONLY |
Returns the function itself, or the templated function if this is a function template. | |
const FunctionDecl * | getAsFunction () const |
void | setLocalExternDecl () |
Changes the namespace of this declaration to reflect that it's a function-local extern declaration. | |
bool | isLocalExternDecl () const |
Determine whether this is a block-scope declaration with linkage. | |
void | setObjectOfFriendDecl (bool PerformFriendInjection=false) |
Changes the namespace of this declaration to reflect that it's the object of a friend declaration. | |
void | clearIdentifierNamespace () |
Clears the namespace of this declaration. | |
FriendObjectKind | getFriendObjectKind () const |
Determines whether this declaration is the object of a friend declaration and, if so, what kind. | |
void | setNonMemberOperator () |
Specifies that this declaration is a C++ overloaded non-member. | |
void | print (raw_ostream &Out, unsigned Indentation=0, bool PrintInstantiation=false) const |
void | print (raw_ostream &Out, const PrintingPolicy &Policy, unsigned Indentation=0, bool PrintInstantiation=false) const |
void | dump () const |
void | dumpColor () const |
void | dump (raw_ostream &Out, bool Deserialize=false, ASTDumpOutputFormat OutputFormat=ADOF_Default) const |
int64_t | getID () const |
const FunctionType * | getFunctionType (bool BlocksToo=true) const |
Looks through the Decl's underlying type to extract a FunctionType when possible. | |
bool | isFunctionPointerType () const |
Static Public Member Functions | |
static LabelDecl * | Create (ASTContext &C, DeclContext *DC, SourceLocation IdentL, IdentifierInfo *II) |
static LabelDecl * | Create (ASTContext &C, DeclContext *DC, SourceLocation IdentL, IdentifierInfo *II, SourceLocation GnuLabelL) |
static LabelDecl * | CreateDeserialized (ASTContext &C, GlobalDeclID ID) |
static bool | classof (const Decl *D) |
static bool | classofKind (Kind K) |
Static Public Member Functions inherited from clang::NamedDecl | |
static bool | classof (const Decl *D) |
static bool | classofKind (Kind K) |
Static Public Member Functions inherited from clang::Decl | |
static bool | isFlexibleArrayMemberLike (ASTContext &Context, const Decl *D, QualType Ty, LangOptions::StrictFlexArraysLevelKind StrictFlexArraysLevel, bool IgnoreTemplateOrMacroSubstitution) |
Whether it resembles a flexible array member. | |
static unsigned | getIdentifierNamespaceForKind (Kind DK) |
static bool | isTagIdentifierNamespace (unsigned NS) |
static void | add (Kind k) |
static void | EnableStatistics () |
static void | PrintStats () |
static bool | classofKind (Kind K) |
static DeclContext * | castToDeclContext (const Decl *) |
static Decl * | castFromDeclContext (const DeclContext *) |
static void | printGroup (Decl **Begin, unsigned NumDecls, raw_ostream &Out, const PrintingPolicy &Policy, unsigned Indentation=0) |
Additional Inherited Members | |
Public Types inherited from clang::NamedDecl | |
enum | ExplicitVisibilityKind { VisibilityForType , VisibilityForValue } |
Kinds of explicit visibility. More... | |
Public Types inherited from clang::Decl | |
enum | Kind |
Lists the kind of concrete classes of Decl. More... | |
enum | IdentifierNamespace { IDNS_Label = 0x0001 , IDNS_Tag = 0x0002 , IDNS_Type = 0x0004 , IDNS_Member = 0x0008 , IDNS_Namespace = 0x0010 , IDNS_Ordinary = 0x0020 , IDNS_ObjCProtocol = 0x0040 , IDNS_OrdinaryFriend = 0x0080 , IDNS_TagFriend = 0x0100 , IDNS_Using = 0x0200 , IDNS_NonMemberOperator = 0x0400 , IDNS_LocalExtern = 0x0800 , IDNS_OMPReduction = 0x1000 , IDNS_OMPMapper = 0x2000 } |
IdentifierNamespace - The different namespaces in which declarations may appear. More... | |
enum | ObjCDeclQualifier { OBJC_TQ_None = 0x0 , OBJC_TQ_In = 0x1 , OBJC_TQ_Inout = 0x2 , OBJC_TQ_Out = 0x4 , OBJC_TQ_Bycopy = 0x8 , OBJC_TQ_Byref = 0x10 , OBJC_TQ_Oneway = 0x20 , OBJC_TQ_CSNullability = 0x40 } |
ObjCDeclQualifier - 'Qualifiers' written next to the return and parameter types in method declarations. More... | |
enum class | ModuleOwnershipKind : unsigned char { Unowned , Visible , VisibleWhenImported , ReachableWhenImported , ModulePrivate } |
The kind of ownership a declaration has, for visibility purposes. More... | |
enum | FriendObjectKind { FOK_None , FOK_Declared , FOK_Undeclared } |
using | attr_iterator = AttrVec::const_iterator |
using | attr_range = llvm::iterator_range< attr_iterator > |
using | redecl_range = llvm::iterator_range< redecl_iterator > |
Protected Member Functions inherited from clang::NamedDecl | |
NamedDecl (Kind DK, DeclContext *DC, SourceLocation L, DeclarationName N) | |
Protected Member Functions inherited from clang::Decl | |
void * | operator new (std::size_t Size, const ASTContext &Ctx, GlobalDeclID ID, std::size_t Extra=0) |
Allocate memory for a deserialized declaration. | |
void * | operator new (std::size_t Size, const ASTContext &Ctx, DeclContext *Parent, std::size_t Extra=0) |
Allocate memory for a non-deserialized declaration. | |
Decl (Kind DK, DeclContext *DC, SourceLocation L) | |
Decl (Kind DK, EmptyShell Empty) | |
virtual | ~Decl () |
void | updateOutOfDate (IdentifierInfo &II) const |
Update a potentially out-of-date declaration. | |
Linkage | getCachedLinkage () const |
void | setCachedLinkage (Linkage L) const |
bool | hasCachedLinkage () const |
void | setModulePrivate () |
Specify that this declaration was marked as being private to the module in which it was defined. | |
bool | hasLocalOwningModuleStorage () const |
virtual Decl * | getNextRedeclarationImpl () |
Returns the next redeclaration or itself if this is the only decl. | |
virtual Decl * | getPreviousDeclImpl () |
Implementation of getPreviousDecl(), to be overridden by any subclass that has a redeclaration chain. | |
virtual Decl * | getMostRecentDeclImpl () |
Implementation of getMostRecentDecl(), to be overridden by any subclass that has a redeclaration chain. | |
ASTMutationListener * | getASTMutationListener () const |
Protected Attributes inherited from clang::Decl | |
llvm::PointerIntPair< Decl *, 3, ModuleOwnershipKind > | NextInContextAndBits |
The next declaration within the same lexical DeclContext. | |
unsigned | Access: 2 |
Access - Used by C++ decls for the access specifier. | |
unsigned | FromASTFile: 1 |
Whether this declaration was loaded from an AST file. | |
unsigned | IdentifierNamespace: 14 |
IdentifierNamespace - This specifies what IDNS_* namespace this lives in. | |
unsigned | CacheValidAndLinkage: 3 |
If 0, we have not computed the linkage of this declaration. | |
Represents the declaration of a label.
Labels also have a corresponding LabelStmt, which indicates the position that the label was defined at. For normal labels, the location of the decl is the same as the location of the statement. For GNU local labels (label), the decl location is where the label is.
Definition at line 540 of file Decl.h.
References classofKind(), and D.
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Definition at line 5325 of file Decl.cpp.
References clang::C.
Referenced by clang::Sema::LookupOrCreateLabel().
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inlineoverridevirtual |
Source range that this declaration covers.
Reimplemented from clang::Decl.
Definition at line 529 of file Decl.h.
References clang::Decl::getLocation().
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inline |
Definition at line 523 of file Decl.h.
Referenced by clang::Sema::ActOnLabelStmt(), and CheckPoppedLabel().
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Definition at line 526 of file Decl.h.
References clang::Decl::getLocation().
Referenced by clang::Sema::ActOnLabelStmt().
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Definition at line 533 of file Decl.h.
Referenced by clang::Sema::ActOnLabelStmt(), CheckPoppedLabel(), and isResolvedMSAsmLabel().
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Definition at line 527 of file Decl.h.
Referenced by clang::Sema::ActOnLabelStmt().
void LabelDecl::setMSAsmLabel | ( | StringRef | Name | ) |
Definition at line 5342 of file Decl.cpp.
References clang::Decl::getASTContext(), and memcpy().
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inline |
Definition at line 524 of file Decl.h.
References clang::T.
Referenced by clang::Sema::ActOnLabelStmt(), and clang::ASTNodeImporter::VisitLabelDecl().