]>
Commit | Line | Data |
---|---|---|
99dee823 | 1 | // Copyright (C) 2004-2021 Free Software Foundation, Inc. |
f1c4ca32 BK |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
748086b7 | 6 | // Free Software Foundation; either version 3, or (at your option) |
f1c4ca32 | 7 | // any later version. |
13feb023 | 8 | |
f1c4ca32 BK |
9 | // This library is distributed in the hope that it will be useful, |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13feb023 | 13 | |
f1c4ca32 | 14 | // You should have received a copy of the GNU General Public License along |
748086b7 JJ |
15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
f1c4ca32 BK |
17 | |
18 | #include <map> | |
19 | #include <testsuite_hooks.h> | |
13feb023 JW |
20 | |
21 | #if __cplusplus >= 201103L | |
22 | # define NOTHROW noexcept | |
23 | #else | |
24 | # define NOTHROW | |
25 | #endif | |
26 | ||
f1c4ca32 BK |
27 | struct T { int i; }; |
28 | ||
b2342b54 JW |
29 | // T must be LessThanComparable to pass concept-checks |
30 | bool operator<(T l, T r) { return l.i < r.i; } | |
31 | ||
f1c4ca32 BK |
32 | int swap_calls; |
33 | ||
34 | namespace std | |
35 | { | |
13feb023 JW |
36 | template<> |
37 | void | |
38 | map<T, int>::swap(map<T, int>&) NOTHROW | |
f1c4ca32 BK |
39 | { ++swap_calls; } |
40 | } | |
41 | ||
42 | // Should use map specialization for swap. | |
43 | void test01() | |
44 | { | |
f1c4ca32 BK |
45 | std::map<T, int> A; |
46 | std::map<T, int> B; | |
47 | swap_calls = 0; | |
48 | std::swap(A, B); | |
49 | VERIFY(1 == swap_calls); | |
50 | } | |
51 | ||
52 | // Should use map specialization for swap. | |
53 | void test02() | |
54 | { | |
f1c4ca32 BK |
55 | using namespace std; |
56 | map<T, int> A; | |
57 | map<T, int> B; | |
58 | swap_calls = 0; | |
59 | swap(A, B); | |
60 | VERIFY(1 == swap_calls); | |
61 | } | |
62 | ||
63 | // See c++/13658 for background info. | |
64 | int main() | |
65 | { | |
66 | test01(); | |
67 | test02(); | |
68 | return 0; | |
69 | } |