libstdc++-v3/testsuite/30_threads/future/members/wait.cc

   1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
   2 // { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
   3 // { dg-require-effective-target c++11 }
   4 // { dg-require-cstdint "" }
   5 // { dg-require-gthreads "" }
   6
   7 // Copyright (C) 2009-2017 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24
  25 #include <future>
  26 #include <chrono>
  27 #include <thread>
  28 #include <mutex>
  29 #include <testsuite_hooks.h>
  30
  31
  32 void fut_wait(std::future<void>& f)
  33 {
  34   f.wait();
  35 }
  36
  37 void test01()
  38 {
  39   std::promise<void> p1;
  40   std::future<void> f1(p1.get_future());
  41
  42   std::thread t1(fut_wait, std::ref(f1));
  43
  44   p1.set_value();
  45   t1.join();
  46 }
  47
  48 int main()
  49 {
  50   test01();
  51   return 0;
  52 }