================
@@ -0,0 +1,40 @@
+//===--- ReturnConstRefFromParameterCheck.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_RETURNCONSTREFFROMPARAMETERCHECK_H
+#define 
LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_RETURNCONSTREFFROMPARAMETERCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::bugprone {
+
+/// Detects return statements that return constant reference parameter as
+/// constant reference. This may cause use-after-free errors if the caller uses
+/// xvalue as arguments.
----------------
SimplyDanny wrote:

```suggestion
/// Detects return statements that return a constant reference parameter as
/// constant reference. This may cause use-after-free errors if the caller uses
/// xvalues as arguments.
```

https://github.com/llvm/llvm-project/pull/89497
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