1// { dg-options "-std=gnu++0x" }
2// { dg-require-cstdint "" }
3// { dg-require-gthreads "" }
4// { dg-require-atomic-builtins "" }
5
6// Copyright (C) 2010 Free Software Foundation, Inc.
7//
8// This file is part of the GNU ISO C++ Library.  This library is free
9// software; you can redistribute it and/or modify it under the
10// terms of the GNU General Public License as published by the
11// Free Software Foundation; either version 3, or (at your option)
12// any later version.
13
14// This library is distributed in the hope that it will be useful,
15// but WITHOUT ANY WARRANTY; without even the implied warranty of
16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17// GNU General Public License for more details.
18
19// You should have received a copy of the GNU General Public License along
20// with this library; see the file COPYING3.  If not see
21// <http://www.gnu.org/licenses/>.
22
23
24#include <future>
25#include <testsuite_hooks.h>
26
27std::future<int> get() { return std::promise<int>().get_future(); }
28
29void test01()
30{
31  // assign
32  std::future<int> p1;
33  std::future<int> p2 = get();
34  p1 = std::move(p2);
35  VERIFY( p1.valid() );
36  VERIFY( !p2.valid() );
37}
38
39int main()
40{
41  test01();
42  return 0;
43}
44