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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/ext/mt_allocator/tune-1.cc
1 // 2004-08-25 Benjamin Kosnik <bkoz@redhat.com>
3 // Copyright (C) 2004, 2005 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,
22 #include <ext/mt_allocator.h>
23 #include <testsuite_hooks.h>
24 #include <testsuite_character.h>
26 // Tune characteristics.
27 // __common_pool_policy
30 bool test
__attribute__((unused
)) = true;
32 typedef __gnu_test::pod_int value_type
;
34 using __gnu_cxx::__pool
;
35 using __gnu_cxx::__common_pool_policy
;
38 typedef __common_pool_policy
<__pool
, true> policy_type
;
40 typedef __common_pool_policy
<__pool
, false> policy_type
;
42 typedef __gnu_cxx::__mt_alloc
<value_type
, policy_type
> allocator_type
;
43 typedef __gnu_cxx::__pool_base::_Tune tune_type
;
46 tune_type
t_opt(16, 5120, 32, 5120, 20, 10, false);
47 tune_type
t_single(16, 5120, 32, 5120, 1, 10, false);
50 tune_type t1
= a
._M_get_options();
51 VERIFY( t1
._M_align
== t_default
._M_align
);
52 a
._M_set_options(t_opt
);
53 tune_type t2
= a
._M_get_options();
54 VERIFY( t1
._M_align
!= t2
._M_align
);
56 allocator_type::pointer p1
= a
.allocate(128);
57 allocator_type::pointer p2
= a
.allocate(5128);
58 a
._M_set_options(t_single
);
59 t1
= a
._M_get_options();
60 VERIFY( t1
._M_max_threads
!= t_single
._M_max_threads
);
61 VERIFY( t1
._M_max_threads
== t_opt
._M_max_threads
);
63 a
.deallocate(p1
, 128);
64 a
.deallocate(p2
, 5128);