1// { dg-options "-std=gnu++11" }
2
3// Copyright (C) 2010-2015 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// Check that iterators ownership is correctly manage on swap.
21#include <forward_list>
22#include <testsuite_hooks.h>
23
24void
25test01()
26{
27  bool test __attribute__((unused)) = true;
28  std::forward_list<int> fl1{1, 2, 3};
29  std::forward_list<int> fl2{4, 5, 6};
30
31  auto before = fl1.before_begin();
32  auto end = fl1.end();
33  fl2.splice_after(fl2.before_begin(), std::move(fl1));
34
35  VERIFY( before == fl1.before_begin() );
36  VERIFY( end == fl1.end() );
37
38  // no-op just to check that debug mode does not see any problem with it.
39  fl1.splice_after(fl1.before_begin(), std::move(fl2),
40		   fl2.before_begin(), fl2.begin());
41}
42
43int
44main()
45{
46  test01();
47  return 0;
48}
49