1// Copyright (C) 2005, 2009 Free Software Foundation 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 3, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING3. If not see 16// <http://www.gnu.org/licenses/>. 17 18// TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared] 19 20#include <tr1/memory> 21#include <testsuite_hooks.h> 22 23struct A { }; 24 25// 2.2.3.1 shared_ptr constructors [tr.util.smartptr.shared.const] 26 27// Construction from weak_ptr 28int 29test01() 30{ 31 bool test __attribute__((unused)) = true; 32 33 A * const a = new A; 34 std::tr1::shared_ptr<A> a1(a); 35 std::tr1::weak_ptr<A> wa(a1); 36 std::tr1::shared_ptr<A> a2(wa); 37 VERIFY( a2.get() == a ); 38 VERIFY( a2.use_count() == wa.use_count() ); 39 40 return 0; 41} 42 43 44int 45main() 46{ 47 test01(); 48 return 0; 49} 50