mirror of git://gcc.gnu.org/git/gcc.git
68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
// { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
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// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
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// { dg-require-effective-target c++11 }
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// { dg-require-cstdint "" }
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// { dg-require-gthreads "" }
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// Copyright (C) 2010-2017 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <future>
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#include <testsuite_hooks.h>
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using namespace std;
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void work(mutex& m)
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{
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unique_lock<mutex> l(m);
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}
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void test01()
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{
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mutex m;
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unique_lock<mutex> l(m);
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future<void> f1 = async(launch::async, &work, ref(m));
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l.unlock(); // allow async thread to proceed
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f1.get(); // wait for it to finish
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}
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void test02()
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{
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mutex m;
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unique_lock<mutex> l(m);
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future<void> f1 = async(launch::async, &work, ref(m));
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std::future_status status;
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status = f1.wait_for(std::chrono::milliseconds(1));
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VERIFY( status == std::future_status::timeout );
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status = f1.wait_until(std::chrono::system_clock::now());
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VERIFY( status == std::future_status::timeout );
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l.unlock(); // allow async thread to proceed
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f1.wait(); // wait for it to finish
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status = f1.wait_for(std::chrono::milliseconds(0));
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VERIFY( status == std::future_status::ready );
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status = f1.wait_until(std::chrono::system_clock::now());
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VERIFY( status == std::future_status::ready );
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}
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int main()
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{
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test01();
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test02();
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return 0;
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}
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