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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/deque/invalidation/4.cc
1 // Deque iterator invalidation tests
3 // Copyright (C) 2003, 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 #include <debug/deque>
22 #include <testsuite_hooks.h>
33 // Single element erase (middle)
34 deque
<int>::iterator before
= v
.begin();
35 deque
<int>::iterator at
= before
+ 3;
36 deque
<int>::iterator after
= at
;
38 VERIFY(before
._M_singular());
39 VERIFY(at
._M_dereferenceable());
40 VERIFY(after
._M_singular());
42 // Single element erase (end)
47 VERIFY(before
._M_singular());
48 VERIFY(at
._M_dereferenceable());
49 VERIFY(after
._M_dereferenceable());
51 // Multiple element erase
55 VERIFY(before
._M_singular());
56 VERIFY(at
._M_singular());
58 // Multiple element erase at end
66 VERIFY(before
._M_dereferenceable());
68 VERIFY(before
._M_singular());