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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_READABILITY_DELETENULLPOINTERCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_DELETENULLPOINTERCHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::readability {15 16/// Check whether the 'if' statement is unnecessary before calling 'delete' on a17/// pointer.18///19/// For the user-facing documentation see:20/// https://clang.llvm.org/extra/clang-tidy/checks/readability/delete-null-pointer.html21class DeleteNullPointerCheck : public ClangTidyCheck {22public:23 DeleteNullPointerCheck(StringRef Name, ClangTidyContext *Context)24 : ClangTidyCheck(Name, Context) {}25 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {26 return LangOpts.CPlusPlus;27 }28 void registerMatchers(ast_matchers::MatchFinder *Finder) override;29 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;30 std::optional<TraversalKind> getCheckTraversalKind() const override {31 return TK_IgnoreUnlessSpelledInSource;32 }33};34 35} // namespace clang::tidy::readability36 37#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_DELETENULLPOINTERCHECK_H38