clang::tidy::bugprone::ReturnConstRefFromParameterCheck Class Reference

Detects return statements that return a constant reference parameter as constant reference. More...

#include <ReturnConstRefFromParameterCheck.h>

Inheritance diagram for clang::tidy::bugprone::ReturnConstRefFromParameterCheck:

Public Member Functions
	ReturnConstRefFromParameterCheck (StringRef Name, ClangTidyContext *Context)
void	registerMatchers (ast_matchers::MatchFinder *Finder) override
void	check (const ast_matchers::MatchFinder::MatchResult &Result) override
std::optional< TraversalKind >	getCheckTraversalKind () const override
bool	isLanguageVersionSupported (const LangOptions &LangOpts) const override

Detailed Description

Detects return statements that return a constant reference parameter as constant reference.

This may cause use-after-free errors if the caller uses xvalues as arguments.

For the user-facing documentation see: https://clang.llvm.org/extra/clang-tidy/checks/bugprone/return-const-ref-from-parameter.html

Definition at line 22 of file ReturnConstRefFromParameterCheck.h.

Constructor & Destructor Documentation

ReturnConstRefFromParameterCheck()

clang::tidy::bugprone::ReturnConstRefFromParameterCheck::ReturnConstRefFromParameterCheck ( StringRef Name, ClangTidyContext * Context )

inline

Definition at line 24 of file ReturnConstRefFromParameterCheck.h.

Member Function Documentation

check()

void clang::tidy::bugprone::ReturnConstRefFromParameterCheck::check ( const ast_matchers::MatchFinder::MatchResult & Result )

override

Definition at line 101 of file ReturnConstRefFromParameterCheck.cpp.

References clang::tidy::bugprone::findRVRefOverload().

getCheckTraversalKind()

std::optional< TraversalKind > clang::tidy::bugprone::ReturnConstRefFromParameterCheck::getCheckTraversalKind ( ) const

inlineoverride

Definition at line 28 of file ReturnConstRefFromParameterCheck.h.

isLanguageVersionSupported()

bool clang::tidy::bugprone::ReturnConstRefFromParameterCheck::isLanguageVersionSupported ( const LangOptions & LangOpts ) const

inlineoverride

Definition at line 33 of file ReturnConstRefFromParameterCheck.h.

registerMatchers()

void clang::tidy::bugprone::ReturnConstRefFromParameterCheck::registerMatchers ( ast_matchers::MatchFinder * Finder )

override

Definition at line 27 of file ReturnConstRefFromParameterCheck.cpp.

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

• ReturnConstRefFromParameterCheck.h
• ReturnConstRefFromParameterCheck.cpp