libstdc++-v3/testsuite/ext/mt_allocator/deallocate_local-8.cc

   1 // { dg-require-cxa-atexit "" }
   2
   3 // Copyright (C) 2004-2023 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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 20.4.1.1 allocator members
  21
  22 #include <string>
  23 #include <stdexcept>
  24 #include <cstdio>
  25 #include <ext/mt_allocator.h>
  26 #include <replacement_memory_operators.h>
  27
  28 template<bool _Thread>
  29   struct cleanup_pool : public __gnu_cxx::__pool<false>
  30   {
  31     cleanup_pool() : __gnu_cxx::__pool<false>() { }
  32
  33     cleanup_pool(const __gnu_cxx::__pool_base::_Tune& t)
  34     : __gnu_cxx::__pool<false>(t) { }
  35
  36     ~cleanup_pool() throw() { this->_M_destroy(); }
  37   };
  38
  39 typedef char value_type;
  40 typedef std::char_traits<value_type> traits_type;
  41 using __gnu_cxx::__pool;
  42 using __gnu_cxx::__per_type_pool_policy;
  43 typedef __per_type_pool_policy<value_type, cleanup_pool, false> policy_type;
  44 typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type;
  45 typedef std::basic_string<value_type, traits_type, allocator_type> string_type;
  46
  47 int main()
  48 {
  49   // NB: __mt_allocator doesn't clean itself up. Thus, the count will
  50   // not be zero.
  51   __gnu_test::counter::exceptions(false);
  52   string_type s;
  53   s += "bayou bend";
  54   return 0;
  55 }