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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [20_util/] [allocator_traits/] [members/] [destroy.cc] - Rev 783
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// { dg-options "-std=gnu++0x" } // { dg-do compile } // Copyright (C) 2011 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. #include <memory> #include <new> #include <testsuite_hooks.h> struct X { static int counter; ~X() { ++counter; } }; int X::counter = 0; template<typename T> struct allocator_with_destroy { typedef T value_type; allocator_with_destroy() : called() { } void destroy(T* p) { called = true; } int called; }; template<typename T> struct allocator_without_destroy { typedef T value_type; allocator_without_destroy() : called() { } int called; }; void test01() { bool test __attribute__((unused)) = true; typedef std::allocator_traits<allocator_with_destroy<X>> traits_type; traits_type::allocator_type a; X* p = 0; traits_type::destroy(a, p); VERIFY( a.called ); VERIFY( X::counter == 0 ); } void test02() { bool test __attribute__((unused)) = true; typedef std::allocator_traits<allocator_without_destroy<X>> traits_type; traits_type::allocator_type a; char buf[sizeof(X)]; X* p = ::new (static_cast<void*>(buf)) X(); traits_type::destroy(a, p); VERIFY( !a.called ); VERIFY( X::counter == 1 ); } int main() { test01(); test02(); }