clang::LazyGenerationalUpdatePtr< Owner, T, Update > Struct Template Reference

A lazy value (of type T) that is within an AST node of type Owner, where the value might change in later generations of the external AST source. More...

#include "clang/AST/ExternalASTSource.h"

Classes
struct	LazyData
	A cache of the value of this pointer, in the most recent generation in which we queried it. More...

Public Types
enum	NotUpdatedTag { NotUpdated }
	Create a pointer that is not potentially updated by later generations of the external AST source. More...
using	ValueType = llvm::PointerUnion< T, LazyData * >

Public Member Functions
	LazyGenerationalUpdatePtr (ValueType V)
	LazyGenerationalUpdatePtr (const ASTContext &Ctx, T Value=T())
	LazyGenerationalUpdatePtr (NotUpdatedTag, T Value=T())
void	markIncomplete ()
	Forcibly set this pointer (which must be lazy) as needing updates.
void	set (T NewValue)
	Set the value of this pointer, in the current generation.
void	setNotUpdated (T NewValue)
	Set the value of this pointer, for this and all future generations.
T	get (Owner O)
	Get the value of this pointer, updating its owner if necessary.
T	getNotUpdated () const
	Get the most recently computed value of this pointer without updating it.
void *	getOpaqueValue ()

Static Public Member Functions
static ValueType	makeValue (const ASTContext &Ctx, T Value)
	Create the representation of a LazyGenerationalUpdatePtr.
static LazyGenerationalUpdatePtr	getFromOpaqueValue (void *Ptr)

Public Attributes
ValueType	Value

Detailed Description

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
struct clang::LazyGenerationalUpdatePtr< Owner, T, Update >

A lazy value (of type T) that is within an AST node of type Owner, where the value might change in later generations of the external AST source.

Definition at line 396 of file ExternalASTSource.h.

Member Typedef Documentation

ValueType

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

using clang::LazyGenerationalUpdatePtr< Owner, T, Update >::ValueType = llvm::PointerUnion<T, LazyData*>

Definition at line 409 of file ExternalASTSource.h.

Member Enumeration Documentation

NotUpdatedTag

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

enum clang::LazyGenerationalUpdatePtr::NotUpdatedTag

Create a pointer that is not potentially updated by later generations of the external AST source.

Enumerator
NotUpdated

Definition at line 423 of file ExternalASTSource.h.

Constructor & Destructor Documentation

LazyGenerationalUpdatePtr() [1/3]

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( ValueType  V )

inline

Definition at line 412 of file ExternalASTSource.h.

LazyGenerationalUpdatePtr() [2/3]

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( const ASTContext &  Ctx, T  Value = T()  )

inlineexplicit

Definition at line 418 of file ExternalASTSource.h.

LazyGenerationalUpdatePtr() [3/3]

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( NotUpdatedTag  , T  Value = T()  )

inline

Definition at line 424 of file ExternalASTSource.h.

Member Function Documentation

get()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

T clang::LazyGenerationalUpdatePtr< Owner, T, Update >::get ( Owner  O )

inline

Get the value of this pointer, updating its owner if necessary.

Definition at line 445 of file ExternalASTSource.h.

References clang::Update.

getFromOpaqueValue()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

static LazyGenerationalUpdatePtr clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getFromOpaqueValue ( void *  Ptr )

inlinestatic

Definition at line 464 of file ExternalASTSource.h.

getNotUpdated()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

T clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getNotUpdated ( ) const

inline

Get the most recently computed value of this pointer without updating it.

Definition at line 457 of file ExternalASTSource.h.

getOpaqueValue()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

void * clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getOpaqueValue ( )

inline

Definition at line 463 of file ExternalASTSource.h.

makeValue()

template<typename Owner , typename T , void(clang::ExternalASTSource::*)(Owner) Update>

template clang::LazyGenerationalUpdatePtr< constDecl *, Decl *,&ExternalASTSource::CompleteRedeclChain >::ValueType clang::LazyGenerationalUpdatePtr< Owner, T, Update >::makeValue ( const ASTContext &  Ctx, T  Value  )

static

Create the representation of a LazyGenerationalUpdatePtr.

Definition at line 3590 of file ASTContext.h.

References clang::ASTContext::getExternalSource().

markIncomplete()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::markIncomplete ( )

inline

Forcibly set this pointer (which must be lazy) as needing updates.

Definition at line 428 of file ExternalASTSource.h.

set()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::set ( T  NewValue )

inline

Set the value of this pointer, in the current generation.

Definition at line 433 of file ExternalASTSource.h.

Referenced by clang::Redeclarable< decl_type >::DeclLink::setLatest().

setNotUpdated()

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::setNotUpdated ( T  NewValue )

inline

Set the value of this pointer, for this and all future generations.

Definition at line 442 of file ExternalASTSource.h.

Member Data Documentation

Value

template<typename Owner , typename T , void(ExternalASTSource::*)(Owner) Update>

ValueType clang::LazyGenerationalUpdatePtr< Owner, T, Update >::Value

Definition at line 410 of file ExternalASTSource.h.

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The documentation for this struct was generated from the following files:

• include/clang/AST/ExternalASTSource.h
• include/clang/AST/ASTContext.h
• lib/AST/ASTContext.cpp