Retro68/gcc/libstdc++-v3/testsuite/30_threads/lock/3.cc
2017-04-10 13:32:00 +02:00

91 lines
2.2 KiB
C++

// { 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 "" }
// Copyright (C) 2010-2016 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 <mutex>
#include <system_error>
#include <testsuite_hooks.h>
struct user_lock
{
user_lock() : is_locked(false) { }
~user_lock() = default;
user_lock(const user_lock&) = default;
void lock()
{
bool test __attribute__((unused)) = true;
VERIFY( !is_locked );
is_locked = true;
}
bool try_lock()
{ return is_locked ? false : (is_locked = true); }
void unlock()
{
bool test __attribute__((unused)) = true;
VERIFY( is_locked );
is_locked = false;
}
private:
bool is_locked;
};
int main()
{
bool test __attribute__((unused)) = true;
try
{
std::mutex m1;
std::recursive_mutex m2;
user_lock m3;
try
{
//heterogeneous types
std::lock(m1, m2, m3);
m1.unlock();
m2.unlock();
m3.unlock();
}
catch (const std::system_error& e)
{
VERIFY( false );
}
}
catch (const std::system_error& e)
{
VERIFY( false );
}
catch (...)
{
VERIFY( false );
}
return 0;
}