[clang-tools-extra] [clang-tidy] Add misc-bool-bitwise-operation check (PR #167552)

via cfe-commits cfe-commits at lists.llvm.org
Thu Nov 13 11:53:19 PST 2025


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@@ -0,0 +1,307 @@
+//===--- BoolBitwiseOperationCheck.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 "BoolBitwiseOperationCheck.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/Lex/Lexer.h"
+#include <array>
+#include <optional>
+#include <utility>
+
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::misc {
+
+static const DynTypedNode *ignoreParensTowardsTheRoot(const DynTypedNode *N,
+                                                      ASTContext *AC) {
+  if (const auto *S = N->get<Stmt>()) {
+    if (isa<ParenExpr>(S)) {
+      auto Parents = AC->getParents(*S);
+      for (const auto &Parent : Parents) {
+        return ignoreParensTowardsTheRoot(&Parent, AC);
+      }
+    }
+  }
+  return N;
+}
+
+static bool assignsToBoolean(const BinaryOperator *BinOp, ASTContext *AC) {
+  TraversalKindScope RAII(*AC, TK_AsIs);
+  auto Parents = AC->getParents(*BinOp);
+
+  for (const auto &Parent : Parents) {
----------------
EugeneZelenko wrote:

`any_of`?

https://github.com/llvm/llvm-project/pull/167552


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