// Copyright (C) 2005 Free Software Foundation // // 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 2, 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 COPYING. If not, write to the Free // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // 2.2.5 Template class enable_shared_from_this [tr.util.smartptr.enab] #include #include struct X : public std::tr1::enable_shared_from_this { }; int test01() { bool test __attribute__((unused)) = true; std::tr1::shared_ptr p(new X); X x(*p); // copy of shared object should not be shared try { std::tr1::shared_ptr p = x.shared_from_this(); VERIFY( false ); } catch (const std::tr1::bad_weak_ptr&) { // Expected. VERIFY( true ); } catch (...) { // Failed. VERIFY( false ); } return 0; } int main() { test01(); return 0; }