[clang-tools-extra] [clang-tidy] Add performance-bool-bitwise-operation check (PR #142324)
Piotr Zegar via cfe-commits
cfe-commits at lists.llvm.org
Mon Jun 16 07:20:57 PDT 2025
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@@ -0,0 +1,39 @@
+//===--- BoolBitwiseOperationCheck.h - clang-tidy ---------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_BOOLBITWISEOPERATIONCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_BOOLBITWISEOPERATIONCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::performance {
+
+/// Finds potentially inefficient use of bitwise operators such as ``&``, ``|``
+/// and their compound analogues on Boolean values where logical operators like
+/// ``&&`` and ``||`` would be more appropriate.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/performance/bool-bitwise-operation.html
+class BoolBitwiseOperationCheck : public ClangTidyCheck {
+public:
+ BoolBitwiseOperationCheck(StringRef Name, ClangTidyContext *Context);
+ void storeOptions(ClangTidyOptions::OptionMap &Options) override;
+ void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+ void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+ bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
+ return LangOpts.CPlusPlus || LangOpts.C99;
+ }
+
----------------
PiotrZSL wrote:
Add getCheckTraversalKind, just to explicity say what you expecting
https://github.com/llvm/llvm-project/pull/142324
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