1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 10 11 // <chrono> 12 // class year_month_weekday_last; 13 14 // constexpr chrono::year year() const noexcept; 15 // Returns: d_ 16 17 #include <chrono> 18 #include <type_traits> 19 #include <cassert> 20 21 #include "test_macros.h" 22 23 int main() 24 { 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; 30 31 ASSERT_NOEXCEPT( std::declval<const year_month_weekday_last>().year()); 32 ASSERT_SAME_TYPE(year, decltype(std::declval<const year_month_weekday_last>().year())); 33 34 static_assert( year_month_weekday_last{year{}, month{}, weekday_last{weekday{}}}.year() == year{}, ""); 35 36 for (int i = 1; i <= 50; ++i) 37 { 38 year_month_weekday_last ymwdl(year{i}, month{1}, weekday_last{weekday{}}); 39 assert(static_cast<int>(ymwdl.year()) == i); 40 } 41 } 42