LiveVariables.cpp File Reference

#include "clang/Analysis/Analyses/LiveVariables.h"
#include "clang/AST/Stmt.h"
#include "clang/AST/StmtVisitor.h"
#include "clang/Analysis/AnalysisDeclContext.h"
#include "clang/Analysis/CFG.h"
#include "clang/Analysis/FlowSensitive/DataflowWorklist.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <optional>
#include <vector>

Go to the source code of this file.

Functions
static LiveVariablesImpl &	getImpl (void *x)
static bool	isAlwaysAlive (const VarDecl *D)
static const VariableArrayType *	FindVA (QualType Ty)
static const Expr *	LookThroughExpr (const Expr *E)
static void	AddLiveExpr (llvm::ImmutableSet< const Expr * > &Set, llvm::ImmutableSet< const Expr * >::Factory &F, const Expr *E)
static bool	writeShouldKill (const VarDecl *VD)

Function Documentation

AddLiveExpr()

static void AddLiveExpr ( llvm::ImmutableSet< const Expr * > &  Set, llvm::ImmutableSet< const Expr * >::Factory &  F, const Expr *  E  )

static

Definition at line 211 of file LiveVariables.cpp.

References LookThroughExpr().

FindVA()

static const VariableArrayType * FindVA ( QualType  Ty )

static

Definition at line 181 of file LiveVariables.cpp.

References clang::QualType::getTypePtr().

getImpl()

static LiveVariablesImpl & getImpl ( void *  x )

static

Definition at line 59 of file LiveVariables.cpp.

Referenced by clang::LiveVariables::dumpBlockLiveness(), clang::LiveVariables::dumpExprLiveness(), clang::LiveVariables::isLive(), and clang::LiveVariables::runOnAllBlocks().

isAlwaysAlive()

static bool isAlwaysAlive ( const VarDecl *  D )

static

Definition at line 137 of file LiveVariables.cpp.

References clang::VarDecl::hasGlobalStorage().

Referenced by clang::LiveVariables::isLive(), and writeShouldKill().

LookThroughExpr()

static const Expr * LookThroughExpr ( const Expr *  E )

static

Definition at line 194 of file LiveVariables.cpp.

References clang::Expr::IgnoreParens().

Referenced by AddLiveExpr().

writeShouldKill()

static bool writeShouldKill ( const VarDecl *  VD )

static

Definition at line 328 of file LiveVariables.cpp.

References clang::ValueDecl::getType(), isAlwaysAlive(), and clang::Type::isReferenceType().