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// { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
// { dg-require-cstdint "" }
// { dg-require-gthreads "" }
// { dg-require-atomic-builtins "" }
// Copyright (C) 2014-2016 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>
int copies;
int copies_cmp;
struct Obj
{
Obj() = default;
Obj(const Obj&) { ++copies; }
};
std::future<Obj> f1;
bool ready(std::future<Obj>& f)
{
return f.wait_for(std::chrono::milliseconds(1)) == std::future_status::ready;
}
void test01()
{
bool test __attribute__((unused)) = true;
std::promise<Obj> p1;
f1 = p1.get_future();
p1.set_value_at_thread_exit( {} );
copies_cmp = copies;
VERIFY( !ready(f1) );
}
int main()
{
std::thread t{test01};
t.join();
VERIFY( ready(f1) );
VERIFY( copies == copies_cmp );
}
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