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1 | // { dg-options "-std=gnu++0x" } |
2 | ||
3 | // 2010-08-11 Paolo Carlini <paolo.carlini@oracle.com> | |
4 | // | |
aa118a03 | 5 | // Copyright (C) 2010-2014 Free Software Foundation, Inc. |
afb767b4 PC |
6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
10 | // Free Software Foundation; either version 3, or (at your option) | |
11 | // any later version. | |
12 | // | |
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License along | |
19 | // with this library; see the file COPYING3. If not see | |
20 | // <http://www.gnu.org/licenses/>. | |
21 | ||
22 | #include <forward_list> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | // 23.3.3.5 forward_list operations [forwardlist.ops] | |
26 | ||
27 | // Used to cause many Valgrind errors: LWG 526-type situation. | |
ba6a601c | 28 | void test01() |
afb767b4 PC |
29 | { |
30 | bool test __attribute__((unused)) = true; | |
31 | ||
32 | std::forward_list<int> fl1; | |
33 | ||
34 | fl1.push_front(1); | |
35 | fl1.push_front(2); | |
36 | fl1.push_front(3); | |
37 | fl1.push_front(4); | |
38 | fl1.push_front(1); | |
39 | ||
40 | fl1.remove(*fl1.begin()); | |
41 | ||
42 | VERIFY( std::distance(fl1.begin(), fl1.end()) == 3 ); | |
43 | ||
44 | auto it1 = fl1.begin(); | |
45 | ||
46 | VERIFY( *it1 == 4 ); | |
47 | ++it1; | |
48 | VERIFY( *it1 == 3 ); | |
49 | ++it1; | |
50 | VERIFY( *it1 == 2 ); | |
51 | ||
52 | std::forward_list<int> fl2; | |
53 | ||
54 | fl2.push_front(3); | |
55 | fl2.push_front(3); | |
56 | fl2.push_front(3); | |
57 | fl2.push_front(3); | |
58 | fl2.push_front(3); | |
59 | ||
60 | auto it2 = fl2.begin(); | |
61 | ++it2; | |
62 | ++it2; | |
63 | ||
64 | fl2.remove(*it2); | |
65 | ||
66 | VERIFY( std::distance(fl2.begin(), fl2.end()) == 0 ); | |
67 | ||
68 | std::forward_list<int> fl3; | |
69 | ||
70 | fl3.push_front(1); | |
71 | fl3.push_front(2); | |
72 | fl3.push_front(3); | |
73 | fl3.push_front(3); | |
74 | fl3.push_front(3); | |
75 | ||
76 | auto it3 = fl3.begin(); | |
77 | ++it3; | |
78 | ++it3; | |
79 | ||
80 | fl3.remove(*it3); | |
81 | ||
82 | VERIFY( std::distance(fl3.begin(), fl3.end()) == 2 ); | |
83 | ||
84 | it3 = fl3.begin(); | |
85 | VERIFY( *it3 == 2 ); | |
86 | ++it3; | |
87 | VERIFY( *it3 == 1 ); | |
88 | } | |
89 | ||
90 | int main() | |
91 | { | |
92 | test01(); | |
93 | return 0; | |
94 | } |