libstdc++-v3/testsuite/30_threads/packaged_task/forced_unwind.cc

   1 // { dg-do run { target *-*-linux* *-*-gnu* } }
   2 // { dg-options "-pthread" { target *-*-linux* *-*-gnu* *-*-solaris* } }
   3 // { dg-require-effective-target c++11 }
   4 // { dg-require-atomic-builtins "" }
   5
   6 // Copyright (C) 2014-2016 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 // Test (non-standard) handling of __forced_unwind exception.
  24
  25 #include <future>
  26 #include <stdexcept>
  27 #include <pthread.h>
  28 #include <testsuite_hooks.h>
  29
  30 void f() { pthread_exit(nullptr); }
  31
  32 int main()
  33 {
  34   std::packaged_task<void()> p(f);
  35   auto fut = p.get_future();
  36   std::thread t(std::move(p));
  37   try
  38   {
  39     fut.get();
  40     throw std::logic_error("Unreachable");
  41   }
  42   catch (const std::future_error& e)
  43   {
  44     VERIFY( e.code() == std::future_errc::broken_promise );
  45   }
  46   t.join();
  47 }