1 //===--- UnhandledSelfAssignmentCheck.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_BUGPRONE_UNHANDLEDSELFASSIGNMENTCHECK_H 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNHANDLEDSELFASSIGNMENTCHECK_H 11 12 #include "../ClangTidyCheck.h" 13 14 namespace clang { 15 namespace tidy { 16 namespace bugprone { 17 18 /// Finds user-defined copy assignment operators which do not protect the code 19 /// against self-assignment either by checking self-assignment explicitly or 20 /// using the copy-and-swap or the copy-and-move method. 21 /// 22 /// For the user-facing documentation see: 23 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-unhandled-self-assignment.html 24 class UnhandledSelfAssignmentCheck : public ClangTidyCheck { 25 public: 26 UnhandledSelfAssignmentCheck(StringRef Name, ClangTidyContext *Context); 27 isLanguageVersionSupported(const LangOptions & LangOpts)28 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { 29 return LangOpts.CPlusPlus; 30 } 31 void storeOptions(ClangTidyOptions::OptionMap &Opts) override; 32 void registerMatchers(ast_matchers::MatchFinder *Finder) override; 33 void check(const ast_matchers::MatchFinder::MatchResult &Result) override; 34 35 private: 36 const bool WarnOnlyIfThisHasSuspiciousField; 37 }; 38 39 } // namespace bugprone 40 } // namespace tidy 41 } // namespace clang 42 43 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNHANDLEDSELFASSIGNMENTCHECK_H 44