[clang-tools-extra] Add bugprone-undefined-sprintf-overlap (PR #114244)

[Nicolas van Kempen via cfe-commits]

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@@ -0,0 +1,36 @@
+//===--- UndefinedSprintfOverlapCheck.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_UNDEFINEDSPRINTFOVERLAPCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNDEFINEDSPRINTFOVERLAPCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::bugprone {
+
+/// FIXME: Write a short description.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/undefined-sprintf-overlap.html
+class UndefinedSprintfOverlapCheck : public ClangTidyCheck {
+public:
+  UndefinedSprintfOverlapCheck(StringRef Name, ClangTidyContext *Context);
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
+  std::optional<TraversalKind> getCheckTraversalKind() const override {
+    return TK_IgnoreUnlessSpelledInSource;
+  }
+
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nicovank wrote:

Add `isLanguageVersionSupported`.

https://github.com/llvm/llvm-project/pull/114244