+// { dg-options "-std=gnu++0x -fno-inline" }
+// { dg-require-string-conversions "" }
+
+// Copyright (C) 2010, 2011 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
+// 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/>.
+
+// NOTE: This makes use of the fact that we know how moveable
+// is implemented on string (via swap). If the implementation changed
+// this test may begin to fail.
+
+#include <string>
+#include <utility>
+#include <testsuite_hooks.h>
+
+class twstring : public std::basic_string<wchar_t>
+{
+public:
+ twstring() : std::basic_string<wchar_t>() {}
+ twstring(twstring&& s) : std::basic_string<wchar_t>(std::move(s)) {}
+};
+
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+
+ twstring a, b;
+ a.push_back(L'1');
+ b = std::move(a);
+ VERIFY( b.size() == 1 && b[0] == L'1' && a.size() == 0 );
+
+ twstring c(std::move(b));
+ VERIFY( c.size() == 1 && c[0] == L'1' );
+ VERIFY( b.size() == 0 );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}