old-autovect-branch/libstdc++-v3/testsuite/ext/mt_allocator/check_allocate_big_per_type.cc

   1 // 2005-01-26  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2005 Free Software Foundation, Inc.
   4 //
   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)
   9 // any later version.
  10 //
  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.
  15 //
  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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 #include <memory>
  22 #include <ext/mt_allocator.h>
  23 #include <cstring>
  24 #include <testsuite_hooks.h>
  25
  26 struct big { char array[256]; };
  27
  28 // __per_type_pool_policy
  29 void test01()
  30 {
  31   bool test __attribute__((unused)) = true;
  32
  33   typedef big value_type;
  34
  35   using __gnu_cxx::__pool;
  36   using __gnu_cxx::__per_type_pool_policy;
  37
  38 #ifdef __GTHREADS
  39   typedef __per_type_pool_policy<value_type, __pool, true> policy_type;
  40 #else
  41   typedef __per_type_pool_policy<value_type, __pool, false> policy_type;
  42 #endif
  43   typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type;
  44
  45   allocator_type a;
  46   allocator_type::pointer p1 = a.allocate(64);
  47   std::memset((void*)p1, 0, sizeof(big) * 64);
  48   a.deallocate(p1, 64);
  49 }
  50
  51 int main()
  52 {
  53   test01();
  54   return 0;
  55 }