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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 30_threads / shared_future / cons / move_assign.cc

// { dg-options "-std=gnu++11" }
// { dg-require-cstdint "" }
// { dg-require-gthreads "" }
// { dg-require-atomic-builtins "" }

// Copyright (C) 2010-2016 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/>.


#include <future>
#include <testsuite_hooks.h>

std::future<int> get() { return std::promise<int>().get_future(); }

void test01()
{
  // assign
  std::shared_future<int> p1;
  std::shared_future<int> p2 = get();
  p1 = std::move(p2);
  VERIFY( p1.valid() );
  VERIFY( !p2.valid() );
}

int main()
{
  test01();
  return 0;
}