]>
Commit | Line | Data |
---|---|---|
285b36d6 BK |
1 | // Vector iterator invalidation tests |
2 | ||
a5544970 | 3 | // Copyright (C) 2003-2019 Free Software Foundation, Inc. |
285b36d6 BK |
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) |
285b36d6 BK |
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 | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
285b36d6 BK |
19 | |
20 | // We need to be pedantic about reallocations for this testcase to be correct. | |
2aa89cbb | 21 | // { dg-options "-D_GLIBCXX_DEBUG_PEDANTIC" } |
285b36d6 BK |
22 | |
23 | #ifndef _GLIBCXX_DEBUG_PEDANTIC | |
24 | # define _GLIBCXX_DEBUG_PEDANTIC 1 | |
25 | #endif | |
26 | ||
27 | #include <debug/vector> | |
28 | #include <testsuite_hooks.h> | |
29 | ||
7ec4a5ce | 30 | using __gnu_debug::vector; |
285b36d6 BK |
31 | |
32 | bool test = true; | |
33 | ||
34 | // Erase | |
35 | void test04() | |
36 | { | |
37 | vector<int> v(20, 42); | |
38 | ||
39 | // Single element erase | |
40 | vector<int>::iterator before = v.begin(); | |
41 | vector<int>::iterator at = before + 3; | |
42 | vector<int>::iterator after = at; | |
43 | at = v.erase(at); | |
44 | VERIFY(before._M_dereferenceable()); | |
45 | VERIFY(at._M_dereferenceable()); | |
46 | VERIFY(after._M_singular()); | |
47 | ||
48 | // Multiple element erase | |
49 | before = v.begin(); | |
50 | at = before + 3; | |
51 | v.erase(at, at + 3); | |
52 | VERIFY(before._M_dereferenceable()); | |
53 | VERIFY(at._M_singular()); | |
54 | ||
55 | // clear() | |
56 | before = v.begin(); | |
57 | VERIFY(before._M_dereferenceable()); | |
58 | v.clear(); | |
59 | VERIFY(before._M_singular()); | |
60 | } | |
61 | ||
62 | int main() | |
63 | { | |
64 | test04(); | |
80e39f4a | 65 | return 0; |
285b36d6 | 66 | } |