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