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// 2004-08-25 Benjamin Kosnik <bkoz@redhat.com>
//
// Copyright (C) 2004 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
#include <testsuite_hooks.h>
#include <memory>
#include <ext/mt_allocator.h>
// Tune characteristics, two of same type
template<typename _Tp>
struct test_policy
{ static bool per_type() { return true; } };
template<bool _Thread>
struct test_policy<__gnu_cxx::__common_pool_policy<_Thread> >
{
typedef __gnu_cxx::__common_pool_policy<_Thread> pool_type;
static bool per_type() { return false; }
};
struct pod2
{
int i;
int j;
int k;
};
// Tune characteristics, two of different instantiations
template<typename _Tp, typename _Cp>
void test04()
{
bool test __attribute__((unused)) = true;
typedef __gnu_cxx::__pool_base::_Tune tune_type;
typedef _Tp value_type;
typedef _Cp policy_type;
typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type;
tune_type t_opt(16, 5120, 32, 5120, 20, 10, false);
tune_type t_single(16, 5120, 32, 5120, 1, 10, false);
allocator_type a;
tune_type t_default = a._M_get_options();
tune_type t1 = t_default;
tune_type t2;
if (test_policy<policy_type>::per_type())
{
a._M_set_options(t_opt);
t2 = a._M_get_options();
VERIFY( t1._M_align != t2._M_align );
}
else
t2 = t1;
// Lock tune settings.
typename allocator_type::pointer p1 = a.allocate(128);
// First instance of local type assured.
typedef pod2 value2_type;
typedef typename allocator_type::template rebind<value2_type>::other rebind_type;
rebind_type a2;
tune_type t3 = a2._M_get_options();
tune_type t4;
// Both policy_type and rebind_type::policy_type have same characteristics.
if (test_policy<policy_type>::per_type())
{
a2._M_set_options(t_opt);
t4 = a2._M_get_options();
VERIFY( t3._M_align != t4._M_align );
t3 = t4;
}
else
VERIFY( t3._M_max_threads == t2._M_max_threads );
typename rebind_type::pointer p2 = a2.allocate(5128);
a2._M_set_options(t_single);
t4 = a2._M_get_options();
VERIFY( t4._M_max_threads != t_single._M_max_threads );
VERIFY( t4._M_max_threads == t3._M_max_threads );
a.deallocate(p1, 128);
a2.deallocate(p2, 5128);
}
int main()
{
#ifdef __GTHREADS
test04<float, __gnu_cxx::__common_pool_policy<true> >();
test04<double, __gnu_cxx::__per_type_pool_policy<double, true> >();
#endif
test04<float, __gnu_cxx::__common_pool_policy<false> >();
test04<double, __gnu_cxx::__per_type_pool_policy<double, false> >();
return 0;
}
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