1 // { dg-options "-std=gnu++11" }
2 
3 // 2010-02-10  Paolo Carlini  <paolo.carlini@oracle.com>
4 //
5 // Copyright (C) 2010-2016 Free Software Foundation, Inc.
6 //
7 // This file is part of the GNU ISO C++ Library.  This library is free
8 // software; you can redistribute it and/or modify it under the
9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
11 // any later version.
12 //
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 // GNU General Public License for more details.
17 //
18 // You should have received a copy of the GNU General Public License along
19 // with this library; see the file COPYING3.  If not see
20 // <http://www.gnu.org/licenses/>.
21 
22 #include <unordered_set>
23 #include <string>
24 #include <testsuite_hooks.h>
25 
26 // libstdc++/24061
test01()27 void test01()
28 {
29   bool test __attribute__((unused)) = true;
30 
31   typedef std::unordered_multiset<std::string> Mset;
32   typedef Mset::iterator       iterator;
33   typedef Mset::const_iterator const_iterator;
34 
35   Mset ms1;
36 
37   iterator it1 = ms1.insert(ms1.begin(), "all the love in the world");
38   VERIFY( ms1.size() == 1 );
39   VERIFY( *it1 == "all the love in the world" );
40 
41   const_iterator cit1(it1);
42   const_iterator cit2 = ms1.insert(cit1, "you know what you are?");
43   VERIFY( ms1.size() == 2 );
44   VERIFY( cit2 != cit1 );
45   VERIFY( *cit2 == "you know what you are?" );
46 
47   iterator it2 = ms1.insert(it1, "all the love in the world");
48   VERIFY( ms1.size() == 3 );
49   VERIFY( it2 != it1 );
50   VERIFY( *it2 == "all the love in the world" );
51 }
52 
main()53 int main()
54 {
55   test01();
56   return 0;
57 }
58