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 9 // UNSUPPORTED: c++03, c++11, c++14, c++17 10 // UNSUPPORTED: no-filesystem, no-localization, no-tzdb 11 12 // XFAIL: libcpp-has-no-experimental-tzdb 13 // XFAIL: availability-tzdb-missing 14 15 // <chrono> 16 17 // struct leap_second_info { 18 // bool is_leap_second; 19 // seconds elapsed; 20 // }; 21 22 #include <chrono> 23 #include <type_traits> 24 25 // Validates whether: 26 // - The members are present as non-const members. 27 // - The struct is an aggregate. 28 int main(int, const char**) { 29 static_assert(std::is_aggregate_v<std::chrono::leap_second_info>); 30 31 std::chrono::leap_second_info leap_second_info{.is_leap_second = false, .elapsed = std::chrono::seconds(0)}; 32 33 [[maybe_unused]] bool& is_leap_second = leap_second_info.is_leap_second; 34 [[maybe_unused]] std::chrono::seconds& elapsed = leap_second_info.elapsed; 35 36 return 0; 37 } 38