gcc/libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc
Benjamin Kosnik 8d4addde19 tune-1.cc: Clarify for single-thread.
2005-09-23  Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/ext/mt_allocator/tune-1.cc: Clarify for single-thread.
	* testsuite/ext/mt_allocator/tune-2.cc: Same.
	* testsuite/ext/mt_allocator/tune-3.cc: Same.
	* testsuite/ext/mt_allocator/tune-4.cc: Same.

From-SVN: r104591
2005-09-23 23:53:07 +00:00

72 lines
2.1 KiB
C++

// 2004-08-25 Benjamin Kosnik <bkoz@redhat.com>
//
// Copyright (C) 2004, 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
#include <memory>
#include <ext/mt_allocator.h>
#include <testsuite_hooks.h>
#include <testsuite_character.h>
#ifdef __GTHREADS
#define __cxxthread true
#else
#define __cxxthread false
#endif
// Tune characteristics.
// __common_pool_policy
void test01()
{
bool test __attribute__((unused)) = true;
using __gnu_cxx::__pool;
using __gnu_cxx::__common_pool_policy;
typedef __gnu_test::pod_int value_type;
typedef __common_pool_policy<__pool, __cxxthread> policy_type;
typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type;
typedef __gnu_cxx::__pool_base::_Tune tune_type;
allocator_type a;
tune_type t_default = a._M_get_options();
tune_type t_opt(32, 5120, 32, 5120, 20, 10, false);
tune_type t_small(16, 1024, 32, 2048, 1, 10, false);
tune_type t1 = t_default;
a._M_set_options(t_opt);
tune_type t2 = a._M_get_options();
VERIFY( t1._M_align != t2._M_align );
allocator_type::pointer p1 = a.allocate(128);
allocator_type::pointer p2 = a.allocate(5128);
a._M_set_options(t_small);
tune_type t3 = a._M_get_options();
VERIFY( t3._M_chunk_size != t_small._M_chunk_size );
VERIFY( t3._M_chunk_size == t_opt._M_chunk_size );
a.deallocate(p1, 128);
a.deallocate(p2, 5128);
}
int main()
{
test01();
return 0;
}