clang
3.9.0
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Describes an entity that is being initialized. More...
#include <Initialization.h>
Public Types | |
enum | EntityKind { EK_Variable, EK_Parameter, EK_Result, EK_Exception, EK_Member, EK_ArrayElement, EK_New, EK_Temporary, EK_Base, EK_Delegating, EK_VectorElement, EK_BlockElement, EK_ComplexElement, EK_LambdaCapture, EK_CompoundLiteralInit, EK_RelatedResult, EK_Parameter_CF_Audited } |
Specifies the kind of entity being initialized. More... | |
Public Member Functions | |
EntityKind | getKind () const |
Determine the kind of initialization. More... | |
const InitializedEntity * | getParent () const |
Retrieve the parent of the entity being initialized, when the initialization itself is occurring within the context of a larger initialization. More... | |
QualType | getType () const |
Retrieve type being initialized. More... | |
TypeSourceInfo * | getTypeSourceInfo () const |
Retrieve complete type-source information for the object being constructed, if known. More... | |
DeclarationName | getName () const |
Retrieve the name of the entity being initialized. More... | |
DeclaratorDecl * | getDecl () const |
Retrieve the variable, parameter, or field being initialized. More... | |
ObjCMethodDecl * | getMethodDecl () const |
Retrieve the ObjectiveC method being initialized. More... | |
bool | allowsNRVO () const |
Determine whether this initialization allows the named return value optimization, which also applies to thrown objects. More... | |
bool | isParameterKind () const |
bool | isParameterConsumed () const |
Determine whether this initialization consumes the parameter. More... | |
const CXXBaseSpecifier * | getBaseSpecifier () const |
Retrieve the base specifier. More... | |
bool | isInheritedVirtualBase () const |
Return whether the base is an inherited virtual base. More... | |
SourceLocation | getReturnLoc () const |
Determine the location of the 'return' keyword when initializing the result of a function call. More... | |
SourceLocation | getThrowLoc () const |
Determine the location of the 'throw' keyword when initializing an exception object. More... | |
unsigned | getElementIndex () const |
If this is an array, vector, or complex number element, get the element's index. More... | |
void | setElementIndex (unsigned Index) |
If this is already the initializer for an array or vector element, sets the element index. More... | |
StringRef | getCapturedVarName () const |
For a lambda capture, return the capture's name. More... | |
SourceLocation | getCaptureLoc () const |
Determine the location of the capture when initializing field from a captured variable in a lambda. More... | |
void | setParameterCFAudited () |
unsigned | allocateManglingNumber () const |
void | dump () const |
Dump a representation of the initialized entity to standard error, for debugging purposes. More... | |
Static Public Member Functions | |
static InitializedEntity | InitializeVariable (VarDecl *Var) |
Create the initialization entity for a variable. More... | |
static InitializedEntity | InitializeParameter (ASTContext &Context, ParmVarDecl *Parm) |
Create the initialization entity for a parameter. More... | |
static InitializedEntity | InitializeParameter (ASTContext &Context, ParmVarDecl *Parm, QualType Type) |
Create the initialization entity for a parameter, but use another type. More... | |
static InitializedEntity | InitializeParameter (ASTContext &Context, QualType Type, bool Consumed) |
Create the initialization entity for a parameter that is only known by its type. More... | |
static InitializedEntity | InitializeResult (SourceLocation ReturnLoc, QualType Type, bool NRVO) |
Create the initialization entity for the result of a function. More... | |
static InitializedEntity | InitializeBlock (SourceLocation BlockVarLoc, QualType Type, bool NRVO) |
static InitializedEntity | InitializeException (SourceLocation ThrowLoc, QualType Type, bool NRVO) |
Create the initialization entity for an exception object. More... | |
static InitializedEntity | InitializeNew (SourceLocation NewLoc, QualType Type) |
Create the initialization entity for an object allocated via new. More... | |
static InitializedEntity | InitializeTemporary (QualType Type) |
Create the initialization entity for a temporary. More... | |
static InitializedEntity | InitializeTemporary (TypeSourceInfo *TypeInfo) |
Create the initialization entity for a temporary. More... | |
static InitializedEntity | InitializeRelatedResult (ObjCMethodDecl *MD, QualType Type) |
Create the initialization entity for a related result. More... | |
static InitializedEntity | InitializeBase (ASTContext &Context, const CXXBaseSpecifier *Base, bool IsInheritedVirtualBase, const InitializedEntity *Parent=nullptr) |
Create the initialization entity for a base class subobject. More... | |
static InitializedEntity | InitializeDelegation (QualType Type) |
Create the initialization entity for a delegated constructor. More... | |
static InitializedEntity | InitializeMember (FieldDecl *Member, const InitializedEntity *Parent=nullptr) |
Create the initialization entity for a member subobject. More... | |
static InitializedEntity | InitializeMember (IndirectFieldDecl *Member, const InitializedEntity *Parent=nullptr) |
Create the initialization entity for a member subobject. More... | |
static InitializedEntity | InitializeElement (ASTContext &Context, unsigned Index, const InitializedEntity &Parent) |
Create the initialization entity for an array element. More... | |
static InitializedEntity | InitializeLambdaCapture (IdentifierInfo *VarID, QualType FieldType, SourceLocation Loc) |
Create the initialization entity for a lambda capture. More... | |
static InitializedEntity | InitializeCompoundLiteralInit (TypeSourceInfo *TSI) |
Create the entity for a compound literal initializer. More... | |
Describes an entity that is being initialized.
Definition at line 41 of file Initialization.h.
Specifies the kind of entity being initialized.
Definition at line 44 of file Initialization.h.
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Definition at line 435 of file Initialization.h.
Referenced by performReferenceExtension().
bool InitializedEntity::allowsNRVO | ( | ) | const |
Determine whether this initialization allows the named return value optimization, which also applies to thrown objects.
Definition at line 2951 of file SemaInit.cpp.
References EK_ArrayElement, EK_Base, EK_BlockElement, EK_ComplexElement, EK_CompoundLiteralInit, EK_Delegating, EK_Exception, EK_LambdaCapture, EK_Member, EK_New, EK_Parameter, EK_Parameter_CF_Audited, EK_RelatedResult, EK_Result, EK_Temporary, EK_Variable, EK_VectorElement, getKind(), and LocAndNRVO.
Referenced by PerformConstructorInitialization().
LLVM_DUMP_METHOD void InitializedEntity::dump | ( | ) | const |
Dump a representation of the initialized entity to standard error, for debugging purposes.
Definition at line 3018 of file SemaInit.cpp.
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Retrieve the base specifier.
Definition at line 380 of file Initialization.h.
References EK_Base, and getKind().
Referenced by clang::Sema::CheckConstructorAccess(), clang::InitializationSequence::Diagnose(), and PerformConstructorInitialization().
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For a lambda capture, return the capture's name.
Definition at line 420 of file Initialization.h.
References Capture, EK_LambdaCapture, and getKind().
Referenced by clang::Sema::CheckConstructorAccess().
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Determine the location of the capture when initializing field from a captured variable in a lambda.
Definition at line 426 of file Initialization.h.
References Capture, EK_LambdaCapture, clang::SourceLocation::getFromRawEncoding(), and getKind().
Referenced by getInitializationLoc().
DeclaratorDecl * InitializedEntity::getDecl | ( | ) | const |
Retrieve the variable, parameter, or field being initialized.
Definition at line 2922 of file SemaInit.cpp.
References EK_ArrayElement, EK_Base, EK_BlockElement, EK_ComplexElement, EK_CompoundLiteralInit, EK_Delegating, EK_Exception, EK_LambdaCapture, EK_Member, EK_New, EK_Parameter, EK_Parameter_CF_Audited, EK_RelatedResult, EK_Result, EK_Temporary, EK_Variable, EK_VectorElement, getKind(), Parameter, and VariableOrMember.
Referenced by clang::Sema::CheckConstructorAccess(), clang::InitializationSequence::Diagnose(), diagnoseListInit(), getAssignmentAction(), getInitializationLoc(), clang::InitializationSequence::InitializeFrom(), maybeRecoverWithZeroInitialization(), clang::InitializationSequence::Perform(), performReferenceExtension(), and tryObjCWritebackConversion().
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If this is an array, vector, or complex number element, get the element's index.
Definition at line 407 of file Initialization.h.
References EK_ArrayElement, EK_ComplexElement, EK_VectorElement, getKind(), and Index.
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Determine the kind of initialization.
Definition at line 335 of file Initialization.h.
Referenced by allowsNRVO(), clang::Sema::CheckConstructorAccess(), CheckCXX98CompatAccessibleCopy(), CopyObject(), clang::InitializationSequence::Diagnose(), emitBadConversionNotes(), getAssignmentAction(), getBaseSpecifier(), getCapturedVarName(), getCaptureLoc(), getDecl(), getElementIndex(), getEntityForTemporaryLifetimeExtension(), getInitializationLoc(), getName(), getReturnLoc(), getThrowLoc(), InitializedEntityOutlivesFullExpression(), clang::InitializationSequence::InitializeFrom(), isExplicitTemporary(), isInheritedVirtualBase(), isLibstdcxxPointerReturnFalseHack(), isParameterKind(), MaybeProduceObjCObject(), maybeRecoverWithZeroInitialization(), clang::InitializationSequence::Perform(), PerformConstructorInitialization(), setElementIndex(), shouldBindAsTemporary(), shouldDestroyTemporary(), TryReferenceListInitialization(), and warnBracedScalarInit().
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Retrieve the ObjectiveC method being initialized.
Definition at line 362 of file Initialization.h.
References MethodDecl.
DeclarationName InitializedEntity::getName | ( | ) | const |
Retrieve the name of the entity being initialized.
Definition at line 2889 of file SemaInit.cpp.
References Capture, EK_ArrayElement, EK_Base, EK_BlockElement, EK_ComplexElement, EK_CompoundLiteralInit, EK_Delegating, EK_Exception, EK_LambdaCapture, EK_Member, EK_New, EK_Parameter, EK_Parameter_CF_Audited, EK_RelatedResult, EK_Result, EK_Temporary, EK_Variable, EK_VectorElement, clang::NamedDecl::getDeclName(), getKind(), Parameter, and VariableOrMember.
Referenced by clang::InitializationSequence::Diagnose().
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Retrieve the parent of the entity being initialized, when the initialization itself is occurring within the context of a larger initialization.
Definition at line 340 of file Initialization.h.
Referenced by clang::Sema::CheckConstructorAccess(), getEntityForTemporaryLifetimeExtension(), InitializedEntityOutlivesFullExpression(), warnBracedScalarInit(), and warnOnLifetimeExtension().
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Determine the location of the 'return' keyword when initializing the result of a function call.
Definition at line 393 of file Initialization.h.
References EK_Result, clang::SourceLocation::getFromRawEncoding(), getKind(), and LocAndNRVO.
Referenced by getInitializationLoc().
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Determine the location of the 'throw' keyword when initializing an exception object.
Definition at line 400 of file Initialization.h.
References EK_Exception, clang::SourceLocation::getFromRawEncoding(), getKind(), and LocAndNRVO.
Referenced by getInitializationLoc().
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Retrieve type being initialized.
Definition at line 343 of file Initialization.h.
Referenced by clang::Sema::CheckConstructorAccess(), clang::InitializationSequence::Diagnose(), diagnoseListInit(), emitBadConversionNotes(), clang::InitializationSequence::InitializeFrom(), isLibstdcxxPointerReturnFalseHack(), MaybeProduceObjCObject(), maybeRecoverWithZeroInitialization(), clang::InitializationSequence::Perform(), PerformConstructorInitialization(), TryConstructorInitialization(), TryDefaultInitialization(), TryListInitialization(), tryObjCWritebackConversion(), TryReferenceInitialization(), TryReferenceInitializationCore(), TryReferenceListInitialization(), TryRefInitWithConversionFunction(), TryStringLiteralInitialization(), and TryValueInitialization().
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Retrieve complete type-source information for the object being constructed, if known.
Definition at line 347 of file Initialization.h.
References EK_CompoundLiteralInit, EK_Temporary, and TypeInfo.
Referenced by clang::InitializationSequence::Perform(), and PerformConstructorInitialization().
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Create the initialization entity for a base class subobject.
Definition at line 2874 of file SemaInit.cpp.
References Base, EK_Base, clang::CXXBaseSpecifier::getType(), and clang::Result.
Referenced by clang::Sema::BuildBaseInitializer(), and BuildImplicitBaseInitializer().
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inlinestatic |
Definition at line 246 of file Initialization.h.
References EK_BlockElement.
Referenced by clang::Sema::BuildBlockForLambdaConversion(), captureInBlock(), and clang::Sema::CheckCompleteVariableDeclaration().
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inlinestatic |
Create the entity for a compound literal initializer.
Definition at line 326 of file Initialization.h.
References EK_CompoundLiteralInit, clang::TypeSourceInfo::getType(), and clang::Result.
Referenced by clang::Sema::BuildCompoundLiteralExpr().
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inlinestatic |
Create the initialization entity for a delegated constructor.
Definition at line 293 of file Initialization.h.
References EK_Delegating.
Referenced by clang::Sema::BuildDelegatingInitializer().
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inlinestatic |
Create the initialization entity for an array element.
Definition at line 312 of file Initialization.h.
Referenced by BuildImplicitMemberInitializer(), and performLambdaVarCaptureInitialization().
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inlinestatic |
Create the initialization entity for an exception object.
Definition at line 252 of file Initialization.h.
References EK_Exception.
Referenced by clang::Sema::BuildCXXThrow().
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inlinestatic |
Create the initialization entity for a lambda capture.
Definition at line 319 of file Initialization.h.
Referenced by clang::Sema::buildLambdaInitCaptureInitialization(), captureThis(), and performLambdaVarCaptureInitialization().
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inlinestatic |
Create the initialization entity for a member subobject.
Definition at line 299 of file Initialization.h.
Referenced by clang::Sema::ActOnFinishCXXInClassMemberInitializer(), BuildImplicitMemberInitializer(), clang::Sema::BuildMemberInitializer(), and clang::Sema::SetIvarInitializers().
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inlinestatic |
Create the initialization entity for a member subobject.
Definition at line 306 of file Initialization.h.
References clang::IndirectFieldDecl::getAnonField().
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inlinestatic |
Create the initialization entity for an object allocated via new.
Definition at line 258 of file Initialization.h.
References EK_New.
Referenced by clang::Sema::BuildCXXNew().
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inlinestatic |
Create the initialization entity for a parameter.
Definition at line 204 of file Initialization.h.
References clang::ValueDecl::getType().
Referenced by clang::Sema::BuildCallToObjectOfClassType(), clang::Sema::BuildCXXDefaultArgExpr(), clang::Sema::BuildLiteralOperatorCall(), clang::Sema::BuildObjCBoxedExpr(), clang::Sema::BuildObjCNumericLiteral(), clang::Sema::BuildResolvedCallExpr(), clang::Sema::BuildVAArgExpr(), checkBuiltinArgument(), clang::Sema::CheckEnableIf(), clang::Sema::CheckMessageArgumentTypes(), CheckObjCCollectionLiteralElement(), clang::Sema::checkUnknownAnyArg(), clang::Sema::CreateOverloadedArraySubscriptExpr(), clang::Sema::CreateOverloadedBinOp(), clang::Sema::CreateOverloadedUnaryOp(), clang::Sema::GatherArgumentsForCall(), makeLaunchBoundsArgExpr(), clang::Sema::SetParamDefaultArgument(), and TryListConversion().
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inlinestatic |
Create the initialization entity for a parameter, but use another type.
Definition at line 211 of file Initialization.h.
References EK_Parameter, clang::ASTContext::getLangOpts(), clang::QualType::getUnqualifiedType(), clang::ASTContext::getVariableArrayDecayedType(), and Parameter.
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inlinestatic |
Create the initialization entity for a parameter that is only known by its type.
Definition at line 229 of file Initialization.h.
References EK_Parameter, clang::ASTContext::getVariableArrayDecayedType(), and Parameter.
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inlinestatic |
Create the initialization entity for a related result.
Definition at line 278 of file Initialization.h.
References EK_RelatedResult, MethodDecl, and clang::Result.
Referenced by clang::Sema::BuildReturnStmt().
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inlinestatic |
Create the initialization entity for the result of a function.
Definition at line 241 of file Initialization.h.
References EK_Result.
Referenced by clang::Sema::ActOnCapScopeReturnStmt(), clang::Sema::ActOnPropertyImplDecl(), clang::Sema::ActOnStmtExpr(), clang::Sema::BuildReturnStmt(), and clang::Sema::CheckCompletedCoroutineBody().
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Create the initialization entity for a temporary.
Definition at line 263 of file Initialization.h.
References EK_Temporary, clang::Result, and TypeInfo.
Referenced by BuildCXXCastArgument(), clang::Sema::BuildCXXTypeConstructExpr(), clang::Sema::BuildObjCBoxedExpr(), ConvertForConditional(), clang::Sema::CreateBuiltinBinOp(), clang::Sema::CXXCheckConditionalOperands(), clang::Sema::DefaultArgumentPromotion(), diagnoseListInit(), EvaluateBinaryTypeTrait(), evaluateTypeTrait(), clang::Sema::FindCompositePointerType(), clang::InitializationSequence::Perform(), TryClassUnification(), tryDiagnoseOverloadedCast(), TryInitializerListConstruction(), TryReferenceInitializationCore(), TryReferenceListInitialization(), and TryStaticImplicitCast().
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Create the initialization entity for a temporary.
Definition at line 270 of file Initialization.h.
References EK_Temporary, clang::TypeSourceInfo::getType(), clang::Result, and TypeInfo.
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Create the initialization entity for a variable.
Definition at line 199 of file Initialization.h.
Referenced by clang::Sema::ActOnOpenMPFirstprivateClause(), clang::Sema::ActOnUninitializedDecl(), clang::Sema::AddInitializerToDecl(), and clang::Sema::BuildExceptionDeclaration().
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Return whether the base is an inherited virtual base.
Definition at line 386 of file Initialization.h.
References EK_Base, and getKind().
Referenced by clang::Sema::CheckConstructorAccess().
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Determine whether this initialization consumes the parameter.
Definition at line 374 of file Initialization.h.
References isParameterKind(), and Parameter.
Referenced by MaybeProduceObjCObject().
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Definition at line 368 of file Initialization.h.
References EK_Parameter, EK_Parameter_CF_Audited, and getKind().
Referenced by clang::InitializationSequence::InitializeFrom(), isParameterConsumed(), MaybeProduceObjCObject(), and clang::InitializationSequence::Perform().
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If this is already the initializer for an array or vector element, sets the element index.
Definition at line 414 of file Initialization.h.
References EK_ArrayElement, EK_ComplexElement, EK_VectorElement, getKind(), and Index.
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Definition at line 431 of file Initialization.h.
References EK_Parameter_CF_Audited.
Referenced by clang::Sema::GatherArgumentsForCall().
uintptr_t clang::InitializedEntity::Base |
When Kind == EK_Base, the base specifier that provides the base class.
The lower bit specifies whether the base is an inherited virtual base.
Definition at line 151 of file Initialization.h.
Referenced by InitializeBase().
struct C clang::InitializedEntity::Capture |
Definition at line 158 of file Initialization.h.
Referenced by getCapturedVarName(), getCaptureLoc(), and getName().
unsigned clang::InitializedEntity::Index |
When Kind == EK_ArrayElement, EK_VectorElement, or EK_ComplexElement, the index of the array or vector element being initialized.
Definition at line 156 of file Initialization.h.
Referenced by getElementIndex(), and setElementIndex().
struct LN clang::InitializedEntity::LocAndNRVO |
Definition at line 146 of file Initialization.h.
Referenced by allowsNRVO(), getReturnLoc(), and getThrowLoc().
ObjCMethodDecl* clang::InitializedEntity::MethodDecl |
When Kind == EK_RelatedResult, the ObjectiveC method where result type was implicitly changed to accommodate ARC semantics.
Definition at line 136 of file Initialization.h.
Referenced by getMethodDecl(), and InitializeRelatedResult().
uintptr_t clang::InitializedEntity::Parameter |
When Kind == EK_Parameter, the ParmVarDecl, with the low bit indicating whether the parameter is "consumed".
Definition at line 140 of file Initialization.h.
Referenced by getDecl(), getName(), InitializeParameter(), and isParameterConsumed().
TypeSourceInfo* clang::InitializedEntity::TypeInfo |
When Kind == EK_Temporary or EK_CompoundLiteralInit, the type source information for the temporary.
Definition at line 144 of file Initialization.h.
Referenced by getTypeSourceInfo(), and InitializeTemporary().
DeclaratorDecl* clang::InitializedEntity::VariableOrMember |