clang: lib/StaticAnalyzer/Checkers/ArrayBoundCheckerV2.cpp File Reference

clang 17.0.0git

#include "clang/AST/CharUnits.h"
#include "clang/StaticAnalyzer/Checkers/BuiltinCheckerRegistration.h"
#include "clang/StaticAnalyzer/Checkers/Taint.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugType.h"
#include "clang/StaticAnalyzer/Core/Checker.h"
#include "clang/StaticAnalyzer/Core/CheckerManager.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/APSIntType.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/DynamicExtent.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Support/raw_ostream.h"
#include <optional>

Include dependency graph for ArrayBoundCheckerV2.cpp:

Go to the source code of this file.

Functions
static SVal	computeExtentBegin (SValBuilder &svalBuilder, const MemRegion *region)

static std::pair< NonLoc, nonloc::ConcreteInt >	getSimplifiedOffsets (NonLoc offset, nonloc::ConcreteInt extent, SValBuilder &svalBuilder)

static SVal	getValue (SVal val, SValBuilder &svalBuilder)

static SVal	scaleValue (ProgramStateRef state, NonLoc baseVal, CharUnits scaling, SValBuilder &sb)

static SVal	addValue (ProgramStateRef state, SVal x, SVal y, SValBuilder &svalBuilder)

Function Documentation

◆ addValue()

static SVal addValue	(	ProgramStateRef	state,
		SVal	x,
		SVal	y,
		SValBuilder &	svalBuilder
	)

static

Definition at line 293 of file ArrayBoundCheckerV2.cpp.

References clang::ento::SVal::castAs(), clang::ento::SValBuilder::evalBinOpNN(), clang::ento::SValBuilder::getArrayIndexType(), and clang::ento::SVal::isUnknownOrUndef().

◆ computeExtentBegin()

static SVal computeExtentBegin	(	SValBuilder &	svalBuilder,
		const MemRegion *	region
	)

static

Definition at line 72 of file ArrayBoundCheckerV2.cpp.

References clang::ento::MemRegion::getKind(), clang::ento::MemRegion::getMemorySpace(), and clang::ento::SValBuilder::makeZeroArrayIndex().

◆ getSimplifiedOffsets()

static std::pair< NonLoc, nonloc::ConcreteInt > getSimplifiedOffsets	(	NonLoc	offset,
		nonloc::ConcreteInt	extent,
		SValBuilder &	svalBuilder
	)

static

Definition at line 86 of file ArrayBoundCheckerV2.cpp.

References clang::ento::APSIntType::convert(), clang::ento::SVal::getAs(), getSimplifiedOffsets(), clang::ento::nonloc::ConcreteInt::getValue(), and clang::ento::SValBuilder::makeIntVal().

Referenced by getSimplifiedOffsets().

◆ getValue()

static SVal getValue	(	SVal	val,
		SValBuilder &	svalBuilder
	)

inlinestatic

Definition at line 277 of file ArrayBoundCheckerV2.cpp.

References clang::ento::SVal::isUndef(), and clang::ento::SValBuilder::makeZeroArrayIndex().

Referenced by clang::ento::SimpleConstraintManager::assumeInclusiveRangeInternal(), clang::ento::nonloc::CompoundVal::begin(), clang::ento::nonloc::CompoundVal::end(), clang::tooling::OptionRequirement< OptionType >::evaluate(), clang::ento::StoreManager::getLValueElement(), clang::threadSafety::getSourceLiteralString(), nodeToCommandLine(), clang::APValue::Profile(), clang::ento::shouldCompletelyUnroll(), clang::ento::ExprEngine::VisitLogicalExpr(), and clang::ento::ExprEngine::VisitUnaryOperator().

◆ scaleValue()

static SVal scaleValue	(	ProgramStateRef	state,
		NonLoc	baseVal,
		CharUnits	scaling,
		SValBuilder &	sb
	)

inlinestatic

Definition at line 283 of file ArrayBoundCheckerV2.cpp.

References clang::ento::SValBuilder::evalBinOpNN(), clang::ento::SValBuilder::getArrayIndexType(), clang::CharUnits::getQuantity(), and clang::ento::SValBuilder::makeArrayIndex().