libstdc++-v3/testsuite/30_threads/shared_lock/locking/4.cc

   1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
   2 // { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
   3 // { dg-require-effective-target c++14 }
   4 // { dg-require-cstdint "" }
   5
   6 // Copyright (C) 2013-2016 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
  24 #include <chrono>
  25 #include <shared_mutex>
  26 #include <system_error>
  27 #include <testsuite_hooks.h>
  28
  29 int main()
  30 {
  31   bool test __attribute__((unused)) = true;
  32   typedef std::shared_timed_mutex mutex_type;
  33   typedef std::shared_lock<mutex_type> lock_type;
  34   typedef std::chrono::system_clock clock_type;
  35
  36   try
  37     {
  38       mutex_type m;
  39       lock_type l(m, std::defer_lock);
  40       clock_type::time_point t = clock_type::now() + std::chrono::seconds(1);
  41
  42       try
  43         {
  44           l.try_lock_until(t);
  45         }
  46       catch(const std::system_error&)
  47         {
  48           VERIFY( false );
  49         }
  50       catch (...)
  51         {
  52           VERIFY( false );
  53         }
  54
  55       VERIFY( l.owns_lock() );
  56     }
  57   catch (const std::system_error& e)
  58     {
  59       VERIFY( false );
  60     }
  61   catch (...)
  62     {
  63       VERIFY( false );
  64     }
  65
  66   return 0;
  67 }