-// { dg-options "-std=gnu++14" }
-// { dg-do run }
+// { dg-do run { target c++14 } }
-// Copyright (C) 2013-2014 Free Software Foundation, Inc.
+// Copyright (C) 2013-2020 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the