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1 | // List iterator invalidation tests |
2 | ||
99dee823 | 3 | // Copyright (C) 2003-2021 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 | #include <debug/list> | |
21 | #include <iterator> | |
22 | #include <testsuite_hooks.h> | |
23 | ||
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24 | // Resize |
25 | void test02() | |
26 | { | |
875d0f10 | 27 | using std::advance; |
a9260b7e | 28 | |
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29 | typedef __gnu_debug::list<int> list_type; |
30 | ||
31 | list_type v(10, 17); | |
285b36d6 | 32 | |
875d0f10 | 33 | list_type::iterator before = v.begin(); |
285b36d6 | 34 | advance(before, 6); |
875d0f10 | 35 | list_type::iterator at = before; |
285b36d6 | 36 | advance(at, 1); |
875d0f10 | 37 | list_type::iterator after = at; |
285b36d6 | 38 | advance(after, 1); |
875d0f10 | 39 | list_type::iterator finish = v.end(); |
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40 | |
41 | // Shrink | |
42 | v.resize(7); | |
43 | VERIFY(before._M_dereferenceable()); | |
44 | VERIFY(at._M_singular()); | |
45 | VERIFY(after._M_singular()); | |
46 | VERIFY(!finish._M_singular() && !finish._M_dereferenceable()); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test02(); | |
80e39f4a | 52 | return 0; |
285b36d6 | 53 | } |