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 year_month_day_last;
12 
13 // constexpr chrono::month month() const noexcept;
14 //  Returns: wd_
15 
16 #include <chrono>
17 #include <type_traits>
18 #include <cassert>
19 
20 #include "test_macros.h"
21 
main(int,char **)22 int main(int, char**)
23 {
24     using year                = std::chrono::year;
25     using month               = std::chrono::month;
26     using month_day_last      = std::chrono::month_day_last;
27     using year_month_day_last = std::chrono::year_month_day_last;
28 
29     ASSERT_NOEXCEPT(                 std::declval<const year_month_day_last>().month());
30     ASSERT_SAME_TYPE(month, decltype(std::declval<const year_month_day_last>().month()));
31 
32     for (unsigned i = 1; i <= 50; ++i)
33     {
34         year_month_day_last ymd(year{1234}, month_day_last{month{i}});
35         assert( static_cast<unsigned>(ymd.month()) == i);
36     }
37 
38   return 0;
39 }
40