1 // 2004-08-25 Benjamin Kosnik <bkoz@redhat.com>
3 // Copyright (C) 2004 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
23 #include <ext/mt_allocator.h>
30 // Tune characteristics.
31 // __per_type_pool_policy
34 typedef pod value_type;
36 typedef __gnu_cxx::__per_type_pool_policy<value_type, true> policy_type;
38 typedef __gnu_cxx::__per_type_pool_policy<value_type, false> policy_type;
40 typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type;
41 typedef __gnu_cxx::__pool_base::_Tune tune_type;
44 tune_type t_opt(16, 5120, 32, 5120, 20, 10, false);
45 tune_type t_single(16, 5120, 32, 5120, 1, 10, false);
48 tune_type t1 = a._M_get_options();
49 assert(t1._M_align == t_default._M_align);
50 a._M_set_options(t_opt);
51 tune_type t2 = a._M_get_options();
52 assert(t1._M_align != t2._M_align);
54 allocator_type::pointer p1 = a.allocate(128);
55 allocator_type::pointer p2 = a.allocate(5128);
56 a._M_set_options(t_single);
57 t1 = a._M_get_options();
58 assert(t1._M_max_threads != t_single._M_max_threads);
59 assert(t1._M_max_threads == t_opt._M_max_threads);
61 a.deallocate(p1, 128);
62 a.deallocate(p2, 5128);