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// { dg-do run { target c++11 } }
// { dg-require-gthreads "" }
// Copyright (C) 2010-2022 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;
}
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