1// { dg-require-cxa-atexit "" } 2 3// Copyright (C) 2004, 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// 20.4.1.1 allocator members 22 23#include <string> 24#include <stdexcept> 25#include <ext/mt_allocator.h> 26 27static size_t count; 28 29struct count_check 30{ 31 count_check() { } 32 ~count_check() 33 { 34 // NB: Using a pool that attempts to clean up resource use. 35 if (count != 0) 36 { 37 printf("allocation/deallocation count is %zu \n", count); 38 throw std::runtime_error("allocation/deallocation count isn't zero"); 39 } 40 } 41}; 42 43static count_check check; 44 45void* operator new(size_t size) throw(std::bad_alloc) 46{ 47 printf("operator new is called \n"); 48 void* p = malloc(size); 49 if (p == NULL) 50 throw std::bad_alloc(); 51 count++; 52 return p; 53} 54 55void operator delete(void* p) throw() 56{ 57 printf("operator delete is called \n"); 58 if (p == NULL) 59 return; 60 count--; 61} 62 63template<bool _Thread> 64 struct cleanup_pool : public __gnu_cxx::__pool<false> 65 { 66 cleanup_pool() : __gnu_cxx::__pool<false>() { } 67 68 cleanup_pool(const __gnu_cxx::__pool_base::_Tune& t) 69 : __gnu_cxx::__pool<false>(t) { } 70 71 ~cleanup_pool() throw() { this->_M_destroy(); } 72 }; 73 74typedef char value_type; 75typedef std::char_traits<value_type> traits_type; 76using __gnu_cxx::__pool; 77using __gnu_cxx::__per_type_pool_policy; 78typedef __per_type_pool_policy<value_type, cleanup_pool, false> policy_type; 79typedef __gnu_cxx::__mt_alloc<value_type, policy_type> allocator_type; 80typedef std::basic_string<value_type, traits_type, allocator_type> string_type; 81 82int main() 83{ 84 string_type s; 85 s += "bayou bend"; 86 return 0; 87} 88