1 //===--- TemplateVirtualMemberFunctionCheck.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_PORTABILITY_TEMPLATEVIRTUALMEMBERFUNCTIONCHECK_H 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_TEMPLATEVIRTUALMEMBERFUNCTIONCHECK_H 11 12 #include "../ClangTidyCheck.h" 13 14 namespace clang::tidy::portability { 15 16 /// Upon instantiating a template class, non-virtual member functions don't have 17 /// to be instantiated unless they are used. Virtual member function 18 /// instantiation on the other hand is unspecified and depends on the 19 /// implementation of the compiler. This check intends to find cases when a 20 /// virtual member function is not instantiated but it might be with a different 21 /// compiler. 22 /// 23 /// For the user-facing documentation see: 24 /// http://clang.llvm.org/extra/clang-tidy/checks/portability/template-virtual-member-function.html 25 class TemplateVirtualMemberFunctionCheck : public ClangTidyCheck { 26 public: 27 TemplateVirtualMemberFunctionCheck(StringRef Name, ClangTidyContext *Context) 28 : ClangTidyCheck(Name, Context) {} 29 void registerMatchers(ast_matchers::MatchFinder *Finder) override; 30 void check(const ast_matchers::MatchFinder::MatchResult &Result) override; 31 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { 32 return LangOpts.CPlusPlus; 33 } 34 }; 35 36 } // namespace clang::tidy::portability 37 38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_TEMPLATEVIRTUALMEMBERFUNCTIONCHECK_H 39