1// Copyright (C) 2004, 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#include <map>
19#include <testsuite_hooks.h>
20
21struct T { int i; };
22
23// T must be LessThanComparable to pass concept-checks
24bool operator<(T l, T r) { return l.i < r.i; }
25
26int swap_calls;
27
28namespace std
29{
30  template<>
31    void
32    multimap<T, int>::swap(multimap<T, int>&)
33    { ++swap_calls; }
34}
35
36// Should use multimap specialization for swap.
37void test01()
38{
39  bool test __attribute__((unused)) = true;
40  std::multimap<T, int> A;
41  std::multimap<T, int> B;
42  swap_calls = 0;
43  std::swap(A, B);
44  VERIFY(1 == swap_calls);
45}
46
47// Should use multimap specialization for swap.
48void test02()
49{
50  bool test __attribute__((unused)) = true;
51  using namespace std;
52  multimap<T, int> A;
53  multimap<T, int> B;
54  swap_calls = 0;
55  swap(A, B);
56  VERIFY(1 == swap_calls);
57}
58
59// See c++/13658 for background info.
60int main()
61{
62  test01();
63  test02();
64  return 0;
65}
66