]>
Commit | Line | Data |
---|---|---|
41cd9d4d | 1 | // { dg-do compile { target c++20 } } |
03d5044b | 2 | |
a945c346 | 3 | // Copyright (C) 2020-2024 Free Software Foundation, Inc. |
03d5044b PP |
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 | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
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 | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // Class template day [time.cal.month_weekday_last] | |
21 | ||
22 | #include <chrono> | |
23 | ||
24 | constexpr void | |
25 | constexpr_month_weekday_last() | |
26 | { | |
27 | using namespace std::chrono; | |
28 | using mwdl = month_weekday_last; | |
29 | ||
30 | // mwd0 is the third Tuesday of February of an as yet unspecified year. | |
31 | constexpr auto mwdl0 = February / Tuesday[last]; | |
32 | static_assert(mwdl0.ok()); | |
33 | static_assert(mwdl0.month() == February); | |
34 | static_assert(mwdl0.weekday_last() == Tuesday[last]); | |
35 | ||
36 | static_assert(!mwdl{January, weekday_last{weekday{10}}}.ok()); | |
37 | static_assert(!mwdl{month{0}, Tuesday[last]}.ok()); | |
38 | ||
39 | static_assert(mwdl{January, Monday[last]} == mwdl{January, Monday[last]}); | |
40 | static_assert(mwdl{January, Monday[last]} != mwdl{January, Tuesday[last]}); | |
41 | static_assert(mwdl{February, Monday[last]} != mwdl{January, Monday[last]}); | |
42 | ||
43 | static_assert(August/Friday[last] == mwdl{month{8}, weekday_last{weekday{5u}}}); | |
44 | static_assert(8/Friday[last] == mwdl{month{8}, weekday_last{weekday{5u}}}); | |
45 | static_assert(Friday[last]/August == mwdl{month{8}, weekday_last{weekday{5u}}}); | |
46 | static_assert(Friday[last]/8 == mwdl{month{8}, weekday_last{weekday{5u}}}); | |
47 | } |