]>
Commit | Line | Data |
---|---|---|
a945c346 | 1 | // Copyright (C) 2021-2024 Free Software Foundation, Inc. |
b7e8fb5e JW |
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 | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
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. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
b7e8fb5e | 18 | // { dg-do run { target c++23 } } |
f4ab6846 | 19 | // { dg-add-options no_pch } |
b7e8fb5e JW |
20 | |
21 | #include <queue> | |
22 | ||
23 | #ifndef __cpp_lib_adaptor_iterator_pair_constructor | |
24 | #error Feature test macro for iterator pair constructors is missing in <queue> | |
9e136807 | 25 | #elif __cpp_lib_adaptor_iterator_pair_constructor != 202106L |
b7e8fb5e JW |
26 | #error Feature test macro for iterator pair constructors has wrong value in <queue> |
27 | #endif | |
28 | ||
29 | #include <testsuite_hooks.h> | |
30 | #include <testsuite_allocator.h> | |
31 | ||
32 | void | |
33 | test_p1425r4() | |
34 | { | |
35 | const int vals[] = { 5, 4, 3, 2, 1, 9 }; | |
36 | ||
37 | std::queue<int> q(std::begin(vals), std::end(vals)); | |
38 | VERIFY( q.size() == std::size(vals) ); | |
39 | VERIFY( q.front() == 5 ); | |
40 | VERIFY( q.back() == 9 ); | |
41 | ||
42 | using Alloc = __gnu_test::uneq_allocator<int>; | |
43 | ||
44 | struct Queue : std::queue<int, std::deque<int, Alloc>> | |
45 | { | |
46 | using queue::queue; | |
47 | ||
48 | Alloc get_allocator() const { return c.get_allocator(); } | |
49 | }; | |
50 | ||
51 | Alloc a0, a1(1); | |
52 | Queue q0(std::next(vals), std::end(vals)); | |
53 | VERIFY( q0.size() == std::size(vals) - 1 ); | |
54 | VERIFY( q0.front() == 4 ); | |
55 | VERIFY( q0.back() == 9 ); | |
56 | VERIFY( q0.get_allocator() == a0 ); | |
57 | ||
58 | Queue q1(std::next(vals, 2), std::end(vals), a1); | |
59 | VERIFY( q1.size() == std::size(vals) - 2 ); | |
60 | VERIFY( q1.front() == 3 ); | |
61 | VERIFY( q1.back() == 9 ); | |
62 | VERIFY( q1.get_allocator() == a1 ); | |
63 | } | |
64 | ||
65 | int main() | |
66 | { | |
67 | test_p1425r4(); | |
68 | } |