1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
9 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
12 // class year_month_weekday_last;
14 // constexpr chrono::month month() const noexcept;
18 #include <type_traits>
21 #include "test_macros.h"
25 using year = std::chrono::year;
26 using month = std::chrono::month;
27 using weekday = std::chrono::weekday;
28 using weekday_last = std::chrono::weekday_last;
29 using year_month_weekday_last = std::chrono::year_month_weekday_last;
31 ASSERT_NOEXCEPT( std::declval<const year_month_weekday_last>().month());
32 ASSERT_SAME_TYPE(month, decltype(std::declval<const year_month_weekday_last>().month()));
34 static_assert( year_month_weekday_last{year{}, month{}, weekday_last{weekday{}}}.month() == month{}, "");
36 for (unsigned i = 1; i <= 50; ++i)
38 year_month_weekday_last ymd(year{1234}, month{i}, weekday_last{weekday{}});
39 assert( static_cast<unsigned>(ymd.month()) == i);