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