clang::lifetimes Namespace Reference

Namespaces
namespace	internal

Classes
class	LifetimeSafetyReporter
struct	LifetimeSafetyStats
	A structure to hold the statistics related to LifetimeAnalysis. More...

Enumerations
enum class	Confidence : uint8_t { None , Maybe , Definite }
	Enum to track the confidence level of a potential error. More...
enum class	SuggestionScope { CrossTU , IntraTU }
	Enum to track functions visible across or within TU. More...

Functions
void	runLifetimeSafetyAnalysis (AnalysisDeclContext &AC, LifetimeSafetyReporter *Reporter, LifetimeSafetyStats &Stats, bool CollectStats)
	The main entry point for the analysis.
void	printStats (const LifetimeSafetyStats &Stats)
	Utility function to print missing origin stats.
const FunctionDecl *	getDeclWithMergedLifetimeBoundAttrs (const FunctionDecl *FD)
const CXXMethodDecl *	getDeclWithMergedLifetimeBoundAttrs (const CXXMethodDecl *CMD)
bool	isNormalAssignmentOperator (const FunctionDecl *FD)
bool	isAssignmentOperatorLifetimeBound (const CXXMethodDecl *CMD)
bool	implicitObjectParamIsLifetimeBound (const FunctionDecl *FD)
template<typename T>
static bool	isRecordWithAttr (QualType Type)
bool	isGslPointerType (QualType QT)
bool	isGslOwnerType (QualType QT)

Enumeration Type Documentation

Confidence

enum class clang::lifetimes::Confidence : uint8_t

strong

Enum to track the confidence level of a potential error.

Enumerator
None
Maybe
Definite

Definition at line 33 of file LifetimeSafety.h.

SuggestionScope

enum class clang::lifetimes::SuggestionScope

strong

Enum to track functions visible across or within TU.

Enumerator
CrossTU
IntraTU

Definition at line 40 of file LifetimeSafety.h.

Function Documentation

getDeclWithMergedLifetimeBoundAttrs() [1/2]

const CXXMethodDecl * clang::lifetimes::getDeclWithMergedLifetimeBoundAttrs

(

const CXXMethodDecl *

CMD

)

Definition at line 25 of file LifetimeAnnotations.cpp.

References getDeclWithMergedLifetimeBoundAttrs().

getDeclWithMergedLifetimeBoundAttrs() [2/2]

const FunctionDecl * clang::lifetimes::getDeclWithMergedLifetimeBoundAttrs

(

const FunctionDecl *

FD

)

Definition at line 20 of file LifetimeAnnotations.cpp.

References clang::FunctionDecl::getMostRecentDecl().

Referenced by getDeclWithMergedLifetimeBoundAttrs(), implicitObjectParamIsLifetimeBound(), isAssignmentOperatorLifetimeBound(), and clang::sema::visitFunctionCallArguments().

implicitObjectParamIsLifetimeBound()

bool clang::lifetimes::implicitObjectParamIsLifetimeBound

(

const FunctionDecl *

FD

)

Definition at line 55 of file LifetimeAnnotations.cpp.

References clang::TypeLoc::getAsAdjusted(), clang::AttributedTypeLoc::getAttrAs(), getDeclWithMergedLifetimeBoundAttrs(), clang::AttributedTypeLoc::getModifiedLoc(), clang::TypeSourceInfo::getTypeLoc(), clang::DeclaratorDecl::getTypeSourceInfo(), and isNormalAssignmentOperator().

Referenced by ProcessAPINotes(), and clang::sema::visitFunctionCallArguments().

isAssignmentOperatorLifetimeBound()

bool clang::lifetimes::isAssignmentOperatorLifetimeBound

(

const CXXMethodDecl *

CMD

)

Definition at line 49 of file LifetimeAnnotations.cpp.

References getDeclWithMergedLifetimeBoundAttrs(), clang::FunctionDecl::getParamDecl(), clang::Decl::hasAttr(), isNormalAssignmentOperator(), and clang::FunctionDecl::param_size().

Referenced by clang::sema::checkExprLifetimeImpl(), and clang::sema::shouldRunGSLAssignmentAnalysis().

isGslOwnerType()

bool clang::lifetimes::isGslOwnerType

(

QualType

QT

)

Definition at line 102 of file LifetimeAnnotations.cpp.

References isRecordWithAttr().

Referenced by clang::lifetimes::internal::FactsGenerator::VisitCXXMemberCallExpr().

isGslPointerType()

bool clang::lifetimes::isGslPointerType

(

QualType

QT

)

Definition at line 101 of file LifetimeAnnotations.cpp.

References isRecordWithAttr().

Referenced by clang::lifetimes::internal::hasOrigins(), clang::Sema::inferLifetimeCaptureByAttribute(), clang::lifetimes::internal::FactsGenerator::VisitCXXConstructExpr(), clang::lifetimes::internal::FactsGenerator::VisitCXXFunctionalCastExpr(), and clang::lifetimes::internal::FactsGenerator::VisitCXXMemberCallExpr().

isNormalAssignmentOperator()

bool clang::lifetimes::isNormalAssignmentOperator

(

const FunctionDecl *

FD

)

Definition at line 31 of file LifetimeAnnotations.cpp.

References clang::Decl::getASTContext(), clang::DeclarationName::getCXXOverloadedOperator(), clang::NamedDecl::getDeclName(), clang::ASTContext::getLValueReferenceType(), clang::FunctionDecl::getParamDecl(), clang::FunctionDecl::getReturnType(), clang::ValueDecl::getType(), clang::ASTContext::hasSameType(), clang::isCompoundAssignmentOperator(), and clang::Type::isLValueReferenceType().

Referenced by implicitObjectParamIsLifetimeBound(), and isAssignmentOperatorLifetimeBound().

isRecordWithAttr()

template<typename T>

bool clang::lifetimes::isRecordWithAttr ( QualType Type )

static

Definition at line 74 of file LifetimeAnnotations.cpp.

References clang::Type::getAsCXXRecordDecl(), clang::Result, and clang::T.

Referenced by isGslOwnerType(), and isGslPointerType().

printStats()

void clang::lifetimes::printStats

(

const LifetimeSafetyStats &

Stats

)

Utility function to print missing origin stats.

Definition at line 19 of file LifetimeStats.cpp.

References clang::lifetimes::LifetimeSafetyStats::ExprStmtClassToMissingOriginCount, clang::lifetimes::LifetimeSafetyStats::ExprTypeToMissingOriginCount, and clang::QualType::getAsString().

Referenced by clang::sema::AnalysisBasedWarnings::PrintStats().

runLifetimeSafetyAnalysis()

void clang::lifetimes::runLifetimeSafetyAnalysis	(	AnalysisDeclContext &	AC,
		LifetimeSafetyReporter *	Reporter,
		LifetimeSafetyStats &	Stats,
		bool	CollectStats )

The main entry point for the analysis.

Definition at line 105 of file LifetimeSafety.cpp.

References clang::lifetimes::internal::LifetimeSafetyAnalysis::getFactManager(), clang::lifetimes::internal::FactManager::getOriginMgr(), and clang::lifetimes::internal::LifetimeSafetyAnalysis::run().

Referenced by clang::sema::AnalysisBasedWarnings::IssueWarnings().