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// { dg-options "-std=gnu++0x" }

// { dg-require-cstdint "" }

// { dg-require-gthreads "" }

// { dg-require-atomic-builtins "" }

// Copyright (C) 2010 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>

#include <testsuite_tr1.h>

void test01()

{

  using std::future;

  using namespace __gnu_test;

  bool __attribute__((unused)) test = true;

  future<int> p1;

  VERIFY( !p1.valid() );

  future<int&> p2;

  VERIFY( !p2.valid() );

  future<void> p3;

  VERIFY( !p3.valid() );

  future<ClassType> p4;

  VERIFY( !p4.valid() );

  future<AbstractClass&> p5;

  VERIFY( !p5.valid() );

}

int main()

{

  test01();

  return 0;

}