[clang-tools-extra] [clang-tidy] Add bugprone-smartptr-reset-ambiguous-call check (PR #121291)

[Denis Mikhailov via cfe-commits]

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@@ -0,0 +1,34 @@
+//===--- SmartptrResetAmbiguousCallCheck.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_BUGPRONE_SMARTPTRRESETAMBIGUOUSCALLCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SMARTPTRRESETAMBIGUOUSCALLCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::bugprone {
+
+/// Finds potentially erroneous calls to 'reset' method on smart pointers when
+/// the pointee type also has a 'reset' method
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/smartptr-reset-ambiguous-call.html
+class SmartptrResetAmbiguousCallCheck : public ClangTidyCheck {
+public:
+  SmartptrResetAmbiguousCallCheck(StringRef Name, ClangTidyContext *Context)
+      : ClangTidyCheck(Name, Context) {}
+  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;
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denzor200 wrote:

I disagree, the code issue this check is hitting for also relevant for C++03. Think about `boost::shared_ptr`, for example.

https://github.com/llvm/llvm-project/pull/121291