--- /dev/null
+// 2006-09-24 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2006, 2009 Free Software Foundation
+//
+// 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
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+// 2.2.5 Template class enable_shared_from_this [tr.util.smartptr.enab]
+
+#include <tr1/memory>
+#include <testsuite_tr1.h>
+
+// { dg-do compile }
+
+struct X : public std::tr1::enable_shared_from_this<X>
+{
+};
+
+int main()
+{
+ using __gnu_test::check_ret_type;
+ using std::tr1::shared_ptr;
+
+ shared_ptr<X> spx(new X);
+ check_ret_type<shared_ptr<X> >(spx->shared_from_this());
+}