================ @@ -0,0 +1,92 @@ +//===--- UnusedLocalNonTrivialVariableCheck.cpp - clang-tidy --------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#include "UnusedLocalNonTrivialVariableCheck.h" +#include "../utils/Matchers.h" +#include "../utils/OptionsUtils.h" +#include "clang/AST/ASTContext.h" +#include "clang/AST/ASTTypeTraits.h" +#include "clang/AST/Type.h" +#include "clang/ASTMatchers/ASTMatchFinder.h" +#include "clang/ASTMatchers/ASTMatchers.h" +#include "clang/ASTMatchers/ASTMatchersMacros.h" + +using namespace clang::ast_matchers; +using namespace clang::tidy::matchers; + +namespace clang::tidy::bugprone { + +namespace { +static constexpr StringRef DefaultIncludeTypeRegex = + "::std::.*mutex;::std::future;::std::basic_string;::std::basic_regex;" + "::std::base_istringstream;::std::base_stringstream;::std::bitset;" + "::std::path"; + +AST_MATCHER(VarDecl, isLocalVarDecl) { return Node.isLocalVarDecl(); } +AST_MATCHER(VarDecl, isReferenced) { return Node.isReferenced(); } +AST_MATCHER(Type, isReferenceType) { return Node.isReferenceType(); } +AST_MATCHER(QualType, isTrivial) { + return Node.isTrivialType(Finder->getASTContext()) || + Node.isTriviallyCopyableType(Finder->getASTContext()); +} +} // namespace + +UnusedLocalNonTrivialVariableCheck::UnusedLocalNonTrivialVariableCheck( + StringRef Name, ClangTidyContext *Context) + : ClangTidyCheck(Name, Context), + IncludeTypes(utils::options::parseStringList( + Options.get("IncludeTypes", DefaultIncludeTypeRegex))), + ExcludeTypes( + utils::options::parseStringList(Options.get("ExcludeTypes", ""))) {} + +void UnusedLocalNonTrivialVariableCheck::storeOptions( + ClangTidyOptions::OptionMap &Opts) { + Options.store(Opts, "IncludeTypes", + utils::options::serializeStringList(IncludeTypes)); + Options.store(Opts, "ExcludeTypes", + utils::options::serializeStringList(ExcludeTypes)); +} + +void UnusedLocalNonTrivialVariableCheck::registerMatchers(MatchFinder *Finder) { + if (IncludeTypes.empty()) + return; + + Finder->addMatcher( + varDecl(isLocalVarDecl(), unless(isReferenced()), + unless(isExpansionInSystemHeader()), ---------------- rockwotj wrote:
SG removed. https://github.com/llvm/llvm-project/pull/76101 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
