llvm::WeakVH Class Reference

A nullable Value handle that is nullable. More...

#include "llvm/IR/ValueHandle.h"

Inheritance diagram for llvm::WeakVH:

Public Member Functions
	WeakVH ()
	WeakVH (Value *P)
	WeakVH (const WeakVH &RHS)
WeakVH &	operator= (const WeakVH &RHS)=default
Value *	operator= (Value *RHS)
Value *	operator= (const ValueHandleBase &RHS)
	operator Value * () const
Public Member Functions inherited from llvm::ValueHandleBase
	ValueHandleBase (HandleBaseKind Kind)
	ValueHandleBase (HandleBaseKind Kind, Value *V)
	~ValueHandleBase ()
Value *	operator= (Value *RHS)
Value *	operator= (const ValueHandleBase &RHS)
Value *	operator-> () const
Value &	operator* () const

Additional Inherited Members
Static Public Member Functions inherited from llvm::ValueHandleBase
static void	ValueIsDeleted (Value *V)
static void	ValueIsRAUWd (Value *Old, Value *New)
Protected Types inherited from llvm::ValueHandleBase
enum	HandleBaseKind { Assert , Callback , Weak , WeakTracking }
	This indicates what sub class the handle actually is. More...
Protected Member Functions inherited from llvm::ValueHandleBase
	ValueHandleBase (const ValueHandleBase &RHS)
	ValueHandleBase (HandleBaseKind Kind, const ValueHandleBase &RHS)
Value *	getValPtr () const
void	RemoveFromUseList ()
	Remove this ValueHandle from its current use list.
void	clearValPtr ()
	Clear the underlying pointer without clearing the use list.
Static Protected Member Functions inherited from llvm::ValueHandleBase
static bool	isValid (Value *V)

Detailed Description

A nullable Value handle that is nullable.

This is a value handle that points to a value, and nulls itself out if that value is deleted.

Definition at line 144 of file ValueHandle.h.

Constructor & Destructor Documentation

WeakVH() [1/3]

llvm::WeakVH::WeakVH ( )

inline

Definition at line 146 of file ValueHandle.h.

WeakVH() [2/3]

llvm::WeakVH::WeakVH ( Value *  P )

inline

Definition at line 147 of file ValueHandle.h.

WeakVH() [3/3]

llvm::WeakVH::WeakVH ( const WeakVH &  RHS )

inline

Definition at line 148 of file ValueHandle.h.

Member Function Documentation

operator Value *()

llvm::WeakVH::operator Value * ( ) const

inline

Definition at line 160 of file ValueHandle.h.

References llvm::ValueHandleBase::getValPtr().

operator=() [1/3]

Value * llvm::WeakVH::operator= ( const ValueHandleBase &  RHS )

inline

Definition at line 156 of file ValueHandle.h.

References llvm::ValueHandleBase::operator=(), and RHS.

operator=() [2/3]

WeakVH & llvm::WeakVH::operator= ( const WeakVH &  RHS )

default

operator=() [3/3]

Value * llvm::WeakVH::operator= ( Value *  RHS )

inline

Definition at line 153 of file ValueHandle.h.

References llvm::ValueHandleBase::operator=(), and RHS.

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The documentation for this class was generated from the following file:

• include/llvm/IR/ValueHandle.h