1 // Multimap iterator invalidation tests
3 // Copyright (C) 2003 Free Software Foundation, Inc.
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 2, or (at your option)
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.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
23 #include <testsuite_hooks.h>
26 using __gnu_debug::multimap;
35 for (int i = 0; i < 20; ++i)
36 v.insert(std::make_pair(i, 20-i));
38 // Single element erase (middle)
39 multimap<int, int>::iterator before = v.begin();
40 multimap<int, int>::iterator at = before;
42 multimap<int, int>::iterator after = at;
45 VERIFY(before._M_dereferenceable());
46 VERIFY(at._M_singular());
47 VERIFY(after._M_dereferenceable());
49 // Multiple element erase
56 VERIFY(before._M_dereferenceable());
57 VERIFY(at._M_singular());
61 multimap<int, int>::iterator finish = v.end();
62 VERIFY(before._M_dereferenceable());
64 VERIFY(before._M_singular());
65 VERIFY(!finish._M_singular() && !finish._M_dereferenceable());
68 #if !__GXX_WEAK__ && _MT_ALLOCATOR_H
69 // Explicitly instantiate for systems with no COMDAT or weak support.
70 template class __gnu_cxx::__mt_alloc<std::_Rb_tree_node<std::pair<int const, int> > >;