1// { dg-options "-std=gnu++11" } 2 3// Copyright (C) 2012-2015 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// 23.3.4.2 forward_list construction [forwardlist.cons] 21 22#include <forward_list> 23 24bool fail = false; 25 26struct A 27{ 28 A() = default; 29 A(const A&) { if (fail) throw fail; } 30}; 31 32void test01() 33{ 34 typedef std::forward_list<A> list; 35 36 list l(2); 37 A from[2]; 38 fail = true; 39 // Check existing elements are assigned to, instead of creating new ones. 40 // This is QoI, not required by the standard. 41 l.assign(from, from+2); 42 l.assign(2, from[0]); 43} 44 45int main() 46{ 47 test01(); 48} 49