A structure used to record information about a failed template argument deduction, for diagnosis. More...

#include "clang/Sema/TemplateDeduction.h"

Collaboration diagram for clang::DeductionFailureInfo:

Public Member Functions
PartialDiagnosticAt *	getSFINAEDiagnostic ()
	Retrieve the diagnostic which caused this deduction failure, if any. More...

TemplateParameter	getTemplateParameter ()
	Retrieve the template parameter this deduction failure refers to, if any. More...

TemplateArgumentList *	getTemplateArgumentList ()
	Retrieve the template argument list associated with this deduction failure, if any. More...

const TemplateArgument *	getFirstArg ()
	Return the first template argument this deduction failure refers to, if any. More...

const TemplateArgument *	getSecondArg ()
	Return the second template argument this deduction failure refers to, if any. More...

llvm::Optional< unsigned >	getCallArgIndex ()
	Return the index of the call argument that this deduction failure refers to, if any. More...

void	Destroy ()
	Free any memory associated with this deduction failure. More...

Public Attributes
unsigned	Result: 8
	A Sema::TemplateDeductionResult. More...

unsigned	HasDiagnostic: 1
	Indicates whether a diagnostic is stored in Diagnostic. More...

void *	Data
	Opaque pointer containing additional data about this deduction failure. More...

char	Diagnostic [sizeof(PartialDiagnosticAt)]
	A diagnostic indicating why deduction failed. More...

Detailed Description

A structure used to record information about a failed template argument deduction, for diagnosis.

Definition at line 241 of file TemplateDeduction.h.

Member Function Documentation

◆ Destroy()

void DeductionFailureInfo::Destroy ( )

◆ getCallArgIndex()

llvm::Optional< unsigned > DeductionFailureInfo::getCallArgIndex ( )

Return the index of the call argument that this deduction failure refers to, if any.

Definition at line 874 of file SemaOverload.cpp.

References clang::None, clang::Sema::TDK_DeducedMismatch, and clang::Sema::TDK_DeducedMismatchNested.

◆ getFirstArg()

const TemplateArgument * DeductionFailureInfo::getFirstArg ( )

Return the first template argument this deduction failure refers to, if any.

Definition at line 812 of file SemaOverload.cpp.

References clang::Sema::TDK_ConstraintsNotSatisfied, clang::Sema::TDK_CUDATargetMismatch, clang::Sema::TDK_DeducedMismatch, clang::Sema::TDK_DeducedMismatchNested, clang::Sema::TDK_Incomplete, clang::Sema::TDK_IncompletePack, clang::Sema::TDK_Inconsistent, clang::Sema::TDK_InstantiationDepth, clang::Sema::TDK_Invalid, clang::Sema::TDK_InvalidExplicitArguments, clang::Sema::TDK_MiscellaneousDeductionFailure, clang::Sema::TDK_NonDeducedMismatch, clang::Sema::TDK_NonDependentConversionFailure, clang::Sema::TDK_SubstitutionFailure, clang::Sema::TDK_Success, clang::Sema::TDK_TooFewArguments, clang::Sema::TDK_TooManyArguments, and clang::Sema::TDK_Underqualified.

◆ getSecondArg()

const TemplateArgument * DeductionFailureInfo::getSecondArg ( )

Return the second template argument this deduction failure refers to, if any.

Definition at line 843 of file SemaOverload.cpp.

References clang::Sema::TDK_ConstraintsNotSatisfied, clang::Sema::TDK_CUDATargetMismatch, clang::Sema::TDK_DeducedMismatch, clang::Sema::TDK_DeducedMismatchNested, clang::Sema::TDK_Incomplete, clang::Sema::TDK_IncompletePack, clang::Sema::TDK_Inconsistent, clang::Sema::TDK_InstantiationDepth, clang::Sema::TDK_Invalid, clang::Sema::TDK_InvalidExplicitArguments, clang::Sema::TDK_MiscellaneousDeductionFailure, clang::Sema::TDK_NonDeducedMismatch, clang::Sema::TDK_NonDependentConversionFailure, clang::Sema::TDK_SubstitutionFailure, clang::Sema::TDK_Success, clang::Sema::TDK_TooFewArguments, clang::Sema::TDK_TooManyArguments, and clang::Sema::TDK_Underqualified.

◆ getSFINAEDiagnostic()

PartialDiagnosticAt * DeductionFailureInfo::getSFINAEDiagnostic ( )

Retrieve the diagnostic which caused this deduction failure, if any.

Definition at line 738 of file SemaOverload.cpp.

◆ getTemplateArgumentList()

TemplateArgumentList * DeductionFailureInfo::getTemplateArgumentList ( )

Retrieve the template argument list associated with this deduction failure, if any.

Definition at line 777 of file SemaOverload.cpp.

References clang::Sema::TDK_ConstraintsNotSatisfied, clang::Sema::TDK_CUDATargetMismatch, clang::Sema::TDK_DeducedMismatch, clang::Sema::TDK_DeducedMismatchNested, clang::Sema::TDK_Incomplete, clang::Sema::TDK_IncompletePack, clang::Sema::TDK_Inconsistent, clang::Sema::TDK_InstantiationDepth, clang::Sema::TDK_Invalid, clang::Sema::TDK_InvalidExplicitArguments, clang::Sema::TDK_MiscellaneousDeductionFailure, clang::Sema::TDK_NonDeducedMismatch, clang::Sema::TDK_NonDependentConversionFailure, clang::Sema::TDK_SubstitutionFailure, clang::Sema::TDK_Success, clang::Sema::TDK_TooFewArguments, clang::Sema::TDK_TooManyArguments, and clang::Sema::TDK_Underqualified.

◆ getTemplateParameter()

TemplateParameter DeductionFailureInfo::getTemplateParameter ( )

Member Data Documentation

◆ Data

void* clang::DeductionFailureInfo::Data

Opaque pointer containing additional data about this deduction failure.

Definition at line 250 of file TemplateDeduction.h.

◆ Diagnostic

char clang::DeductionFailureInfo::Diagnostic[sizeof(PartialDiagnosticAt)]

A diagnostic indicating why deduction failed.

Definition at line 253 of file TemplateDeduction.h.

◆ HasDiagnostic

unsigned clang::DeductionFailureInfo::HasDiagnostic

Indicates whether a diagnostic is stored in Diagnostic.

Definition at line 246 of file TemplateDeduction.h.

◆ Result

unsigned clang::DeductionFailureInfo::Result

A Sema::TemplateDeductionResult.

Definition at line 243 of file TemplateDeduction.h.

Referenced by RankDeductionFailure().

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

include/clang/Sema/TemplateDeduction.h
lib/Sema/SemaOverload.cpp

Public Member Functions

Public Attributes