clang  9.0.0svn
Public Member Functions | Static Public Member Functions | Friends | List of all members
clang::ento::AllocaRegion Class Reference

AllocaRegion - A region that represents an untyped blob of bytes created by a call to 'alloca'. More...

#include "clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h"

Inheritance diagram for clang::ento::AllocaRegion:
Inheritance graph
Collaboration diagram for clang::ento::AllocaRegion:
Collaboration graph

Public Member Functions

const ExprgetExpr () const
bool isBoundable () const override
DefinedOrUnknownSVal getExtent (SValBuilder &svalBuilder) const override
 getExtent - Returns the size of the region in bytes. More...
void Profile (llvm::FoldingSetNodeID &ID) const override
void dumpToStream (raw_ostream &os) const override
- Public Member Functions inherited from clang::ento::SubRegion
const MemRegiongetSuperRegion () const
MemRegionManagergetMemRegionManager () const override
bool isSubRegionOf (const MemRegion *R) const override
 Check if the region is a subregion of the given region. More...
- Public Member Functions inherited from clang::ento::MemRegion
ASTContextgetContext () const
const MemSpaceRegiongetMemorySpace () const
const MemRegiongetBaseRegion () const
const MemRegiongetMostDerivedObjectRegion () const
 Recursively retrieve the region of the most derived class instance of regions of C++ base class instances. More...
const MemRegionStripCasts (bool StripBaseAndDerivedCasts=true) const
const SymbolicRegiongetSymbolicBase () const
 If this is a symbolic region, returns the region. More...
bool hasGlobalsOrParametersStorage () const
bool hasStackStorage () const
bool hasStackNonParametersStorage () const
bool hasStackParametersStorage () const
RegionOffset getAsOffset () const
 Compute the offset within the top level memory object. More...
std::string getString () const
 Get a string representation of a region for debug use. More...
void dump () const
virtual bool canPrintPretty () const
 Returns true if this region can be printed in a user-friendly way. More...
virtual void printPretty (raw_ostream &os) const
 Print the region for use in diagnostics. More...
virtual bool canPrintPrettyAsExpr () const
 Returns true if this region's textual representation can be used as part of a larger expression. More...
virtual void printPrettyAsExpr (raw_ostream &os) const
 Print the region as expression. More...
Kind getKind () const
template<typename RegionTy >
const RegionTy * getAs () const
std::string getDescriptiveName (bool UseQuotes=true) const
 Get descriptive name for memory region. More...
SourceRange sourceRange () const
 Retrieve source range from memory region. More...

Static Public Member Functions

static bool classof (const MemRegion *R)
- Static Public Member Functions inherited from clang::ento::SubRegion
static bool classof (const MemRegion *R)


class MemRegionManager

Additional Inherited Members

- Public Types inherited from clang::ento::MemRegion
enum  Kind
- Protected Member Functions inherited from clang::ento::SubRegion
 SubRegion (const MemRegion *sReg, Kind k)
- Protected Member Functions inherited from clang::ento::MemRegion
 MemRegion (Kind k)
virtual ~MemRegion ()
- Protected Attributes inherited from clang::ento::SubRegion
const MemRegionsuperRegion

Detailed Description

AllocaRegion - A region that represents an untyped blob of bytes created by a call to 'alloca'.

Definition at line 471 of file MemRegion.h.

Member Function Documentation

◆ classof()

static bool clang::ento::AllocaRegion::classof ( const MemRegion R)

Definition at line 499 of file MemRegion.h.

References clang::ento::MemRegion::getKind().

◆ dumpToStream()

void AllocaRegion::dumpToStream ( raw_ostream &  os) const

Reimplemented from clang::ento::MemRegion.

Definition at line 458 of file MemRegion.cpp.

References clang::ento::MemRegionManager::getContext(), and clang::Stmt::getID().

◆ getExpr()

const Expr* clang::ento::AllocaRegion::getExpr ( ) const

Definition at line 489 of file MemRegion.h.

Referenced by clang::ento::SValExplainer::VisitAllocaRegion().

◆ getExtent()

DefinedOrUnknownSVal AllocaRegion::getExtent ( SValBuilder svalBuilder) const

getExtent - Returns the size of the region in bytes.

Reimplemented from clang::ento::SubRegion.

Definition at line 199 of file MemRegion.cpp.

References clang::ento::SymbolManager::getExtentSymbol(), and clang::ento::SValBuilder::getSymbolManager().

◆ isBoundable()

bool clang::ento::AllocaRegion::isBoundable ( ) const

Reimplemented from clang::ento::MemRegion.

Definition at line 491 of file MemRegion.h.

◆ Profile()

void AllocaRegion::Profile ( llvm::FoldingSetNodeID &  ID) const

Implements clang::ento::MemRegion.

Definition at line 274 of file MemRegion.cpp.

Friends And Related Function Documentation

◆ MemRegionManager

friend class MemRegionManager

Definition at line 472 of file MemRegion.h.

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