1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 // UNSUPPORTED: c++03, c++11, c++14, c++17
9 
10 // <chrono>
11 // class month_day;
12 
13 //                     month_day() = default;
14 //  constexpr month_day(const chrono::month& m, const chrono::day& d) noexcept;
15 //
16 //  Effects:  Constructs an object of type month_day by initializing m_ with m, and d_ with d.
17 //
18 //  constexpr chrono::month month() const noexcept;
19 //  constexpr chrono::day     day() const noexcept;
20 //  constexpr bool             ok() const noexcept;
21 
22 #include <chrono>
23 #include <type_traits>
24 #include <cassert>
25 
26 #include "test_macros.h"
27 
main(int,char **)28 int main(int, char**)
29 {
30     using day       = std::chrono::day;
31     using month     = std::chrono::month;
32     using month_day = std::chrono::month_day;
33 
34     ASSERT_NOEXCEPT(month_day{});
35     ASSERT_NOEXCEPT(month_day{month{1}, day{1}});
36 
37     constexpr month_day md0{};
38     static_assert( md0.month() == month{}, "");
39     static_assert( md0.day()   == day{},   "");
40     static_assert(!md0.ok(),               "");
41 
42     constexpr month_day md1{std::chrono::January, day{4}};
43     static_assert( md1.month() == std::chrono::January, "");
44     static_assert( md1.day()   == day{4},               "");
45     static_assert( md1.ok(),                            "");
46 
47   return 0;
48 }
49