// Copyright (C) 2016-2017 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
// .
//
#include
#include
#include
class container : public __gnu_debug::_Safe_sequence
{
public:
__gnu_cxx::__mutex&
get_mutex()
{ return this->_M_get_mutex(); }
};
int
main()
{
std::set<__gnu_cxx::__mutex*> mutexes;
container conts[17];
for (int i = 0; i != 16; ++i)
VERIFY( mutexes.insert(&conts[i].get_mutex()).second );
VERIFY( !mutexes.insert(&conts[16].get_mutex()).second );
}