1 //===--- ImplicitConversionInLoopCheck.h - clang-tidy------------*- C++ -*-===// 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICIT_CONVERSION_IN_LOOP_CHECK_H_ 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICIT_CONVERSION_IN_LOOP_CHECK_H_ 11 12 #include "../ClangTidyCheck.h" 13 14 namespace clang { 15 namespace tidy { 16 namespace performance { 17 18 // Checks that in a for range loop, if the provided type is a reference, then 19 // the underlying type is the one returned by the iterator (i.e. that there 20 // isn't any implicit conversion). 21 class ImplicitConversionInLoopCheck : public ClangTidyCheck { 22 public: 23 ImplicitConversionInLoopCheck(StringRef Name, ClangTidyContext *Context) 24 : ClangTidyCheck(Name, Context) {} 25 void registerMatchers(ast_matchers::MatchFinder *Finder) override; 26 void check(const ast_matchers::MatchFinder::MatchResult &Result) override; 27 28 private: 29 void ReportAndFix(const ASTContext *Context, const VarDecl *VD, 30 const Expr *OperatorCall); 31 }; 32 33 } // namespace performance 34 } // namespace tidy 35 } // namespace clang 36 37 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_IMPLICIT_CONVERSION_IN_LOOP_CHECK_H_ 38