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1 | // { dg-options "-std=gnu++0x" } |
2 | ||
748086b7 | 3 | // Copyright (C) 2008, 2009 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 24.3.4 Iterator operations [iterator.operations] | |
21 | ||
22 | #include <vector> | |
23 | #include <list> | |
24 | #include <iterator> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void test01() | |
28 | { | |
29 | bool test __attribute__((unused)) = true; | |
30 | std::vector<int> c(3); | |
31 | std::vector<int>::iterator i = c.end(), j; | |
32 | ||
33 | j = std::prev(i, 3); | |
34 | VERIFY( i == c.end() ); | |
35 | VERIFY( j == c.begin() ); | |
36 | } | |
37 | ||
38 | void test02() | |
39 | { | |
40 | bool test __attribute__((unused)) = true; | |
41 | std::list<int> c(3); | |
42 | std::list<int>::iterator i = c.end(), j; | |
43 | ||
44 | j = std::prev(i, 3); | |
45 | VERIFY( i == c.end() ); | |
46 | VERIFY( j == c.begin() ); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test01(); | |
52 | test02(); | |
53 | return 0; | |
54 | } |