37 lines · c
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICITCONVERSIONINLOOPCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICITCONVERSIONINLOOPCHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::performance {15 16// Checks that in a for range loop, if the provided type is a reference, then17// the underlying type is the one returned by the iterator (i.e. that there18// isn't any implicit conversion).19class ImplicitConversionInLoopCheck : public ClangTidyCheck {20public:21 ImplicitConversionInLoopCheck(StringRef Name, ClangTidyContext *Context)22 : ClangTidyCheck(Name, Context) {}23 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {24 return LangOpts.CPlusPlus11;25 }26 void registerMatchers(ast_matchers::MatchFinder *Finder) override;27 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;28 29private:30 void reportAndFix(const ASTContext *Context, const VarDecl *VD,31 const Expr *OperatorCall);32};33 34} // namespace clang::tidy::performance35 36#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICITCONVERSIONINLOOPCHECK_H37