ExprClassification.cpp File Reference

#include "clang/AST/Expr.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclObjC.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/ExprCXX.h"
#include "clang/AST/ExprObjC.h"
#include "llvm/Support/ErrorHandling.h"
#include "clang/AST/StmtNodes.inc"

Go to the source code of this file.

Macros
#define	ABSTRACT_STMT(Kind)
#define	STMT(Kind, Base)   case Expr::Kind##Class:
#define	EXPR(Kind, Base)

Typedefs
using	Cl = Expr::Classification

Functions
static Cl::Kinds	ClassifyInternal (ASTContext &Ctx, const Expr *E)
static Cl::Kinds	ClassifyDecl (ASTContext &Ctx, const Decl *D)
	ClassifyDecl - Return the classification of an expression referencing the given declaration.
static Cl::Kinds	ClassifyUnnamed (ASTContext &Ctx, QualType T)
	ClassifyUnnamed - Return the classification of an expression yielding an unnamed value of the given type.
static Cl::Kinds	ClassifyMemberExpr (ASTContext &Ctx, const MemberExpr *E)
static Cl::Kinds	ClassifyBinaryOp (ASTContext &Ctx, const BinaryOperator *E)
static Cl::Kinds	ClassifyConditional (ASTContext &Ctx, const Expr *trueExpr, const Expr *falseExpr)
static Cl::ModifiableType	IsModifiable (ASTContext &Ctx, const Expr *E, Cl::Kinds Kind, SourceLocation &Loc)
static Cl::Kinds	ClassifyTemporary (QualType T)
	Classify an expression which creates a temporary, based on its type.
static Cl::Kinds	ClassifyExprValueKind (const LangOptions &Lang, const Expr *E, ExprValueKind Kind)

Macro Definition Documentation

ABSTRACT_STMT

#define ABSTRACT_STMT

(

Kind

)

EXPR

#define EXPR	(		Kind,
			Base
	)

STMT

#define STMT	(		Kind,
			Base
	)		case Expr::Kind##Class:

Typedef Documentation

Cl

using Cl = Expr::Classification

Definition at line 24 of file ExprClassification.cpp.

Function Documentation

ClassifyBinaryOp()

static Cl::Kinds ClassifyBinaryOp ( ASTContext &  Ctx, const BinaryOperator *  E  )

static

Definition at line 575 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_MemberFunction, clang::Expr::Classification::CL_PRValue, ClassifyInternal(), clang::ASTContext::getLangOpts(), clang::BinaryOperator::getLHS(), clang::Expr::getObjectKind(), clang::BinaryOperator::getOpcode(), clang::BinaryOperator::getRHS(), clang::Expr::getType(), clang::Expr::hasPlaceholderType(), clang::BinaryOperator::isAssignmentOp(), clang::Type::isFunctionType(), and clang::OK_ObjCProperty.

Referenced by ClassifyInternal().

ClassifyConditional()

static Cl::Kinds ClassifyConditional ( ASTContext &  Ctx, const Expr *  trueExpr, const Expr *  falseExpr  )

static

Definition at line 610 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_PRValue, ClassifyInternal(), clang::ASTContext::getLangOpts(), clang::Expr::getType(), clang::Expr::IgnoreParenImpCasts(), and clang::Type::isVoidType().

Referenced by ClassifyInternal().

ClassifyDecl()

static Cl::Kinds ClassifyDecl ( ASTContext &  Ctx, const Decl *  D  )

static

ClassifyDecl - Return the classification of an expression referencing the given declaration.

Definition at line 463 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_MemberFunction, clang::Expr::Classification::CL_PRValue, clang::ASTContext::getLangOpts(), and clang::isa().

Referenced by ClassifyInternal().

ClassifyExprValueKind()

static Cl::Kinds ClassifyExprValueKind ( const LangOptions &  Lang, const Expr *  E, ExprValueKind  Kind  )

static

Definition at line 94 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_PRValue, clang::Expr::Classification::CL_XValue, ClassifyTemporary(), clang::Expr::getType(), clang::VK_LValue, clang::VK_PRValue, and clang::VK_XValue.

Referenced by ClassifyInternal().

ClassifyInternal()

static Cl::Kinds ClassifyInternal ( ASTContext &  Ctx, const Expr *  E  )

static

Definition at line 108 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_ArrayTemporary, clang::Expr::Classification::CL_ClassTemporary, clang::Expr::Classification::CL_DuplicateVectorComponents, clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_ObjCMessageRValue, clang::Expr::Classification::CL_PRValue, clang::Expr::Classification::CL_SubObjCPropertySetting, clang::Expr::Classification::CL_XValue, ClassifyBinaryOp(), ClassifyConditional(), ClassifyDecl(), ClassifyExprValueKind(), ClassifyInternal(), ClassifyMemberExpr(), ClassifyTemporary(), ClassifyUnnamed(), clang::ASTContext::getLangOpts(), clang::Stmt::getStmtClass(), clang::Expr::getType(), clang::Expr::getValueKind(), clang::Expr::IgnoreParens(), clang::Expr::isLValue(), clang::Expr::isPRValue(), clang::Stmt::NoStmtClass, and clang::ASTContext::UnknownAnyTy.

Referenced by ClassifyBinaryOp(), ClassifyConditional(), ClassifyInternal(), and ClassifyMemberExpr().

ClassifyMemberExpr()

static Cl::Kinds ClassifyMemberExpr ( ASTContext &  Ctx, const MemberExpr *  E  )

static

Definition at line 513 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_MemberFunction, clang::Expr::Classification::CL_PRValue, clang::Expr::Classification::CL_SubObjCPropertySetting, ClassifyInternal(), clang::MemberExpr::getBase(), clang::ASTContext::getLangOpts(), clang::MemberExpr::getMemberDecl(), clang::Expr::getType(), clang::Value::getType(), clang::Expr::IgnoreParenImpCasts(), clang::Expr::IgnoreParens(), clang::MemberExpr::isArrow(), clang::Type::isReferenceType(), clang::Member, and clang::ASTContext::UnknownAnyTy.

Referenced by ClassifyInternal().

ClassifyTemporary()

static Cl::Kinds ClassifyTemporary ( QualType  T )

static

Classify an expression which creates a temporary, based on its type.

Definition at line 83 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_ArrayTemporary, clang::Expr::Classification::CL_ClassTemporary, clang::Expr::Classification::CL_PRValue, clang::Type::isArrayType(), clang::Type::isRecordType(), and clang::T.

Referenced by ClassifyExprValueKind(), ClassifyInternal(), and ClassifyUnnamed().

ClassifyUnnamed()

static Cl::Kinds ClassifyUnnamed ( ASTContext &  Ctx, QualType  T  )

static

ClassifyUnnamed - Return the classification of an expression yielding an unnamed value of the given type.

This applies in particular to function calls and casts.

Definition at line 496 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_PRValue, clang::Expr::Classification::CL_XValue, ClassifyTemporary(), clang::Type::getAs(), clang::ASTContext::getLangOpts(), clang::Type::isLValueReferenceType(), and clang::T.

Referenced by ClassifyInternal().

IsModifiable()

static Cl::ModifiableType IsModifiable ( ASTContext &  Ctx, const Expr *  E, Cl::Kinds  Kind, SourceLocation &  Loc  )

static

Definition at line 642 of file ExprClassification.cpp.

References clang::Expr::Classification::CL_LValue, clang::Expr::Classification::CL_PRValue, clang::Expr::Classification::CM_ArrayType, clang::Expr::Classification::CM_ConstAddrSpace, clang::Expr::Classification::CM_ConstQualified, clang::Expr::Classification::CM_ConstQualifiedField, clang::Expr::Classification::CM_Function, clang::Expr::Classification::CM_IncompleteType, clang::Expr::Classification::CM_LValueCast, clang::Expr::Classification::CM_Modifiable, clang::Expr::Classification::CM_NoSetterProperty, clang::Expr::Classification::CM_RValue, clang::Qualifiers::getAddressSpace(), clang::CanQual< T >::getAs(), clang::ASTContext::getCanonicalType(), clang::ASTContext::getLangOpts(), clang::CanQual< T >::getQualifiers(), clang::Expr::getType(), clang::Expr::IgnoreParens(), clang::CanQual< T >::isConstQualified(), clang::Type::isFunctionType(), and clang::opencl_constant.