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 
11 // XFAIL: libcpp-has-no-experimental-tzdb
12 
13 // <chrono>
14 
15 //  struct sys_info {
16 //    sys_seconds   begin;
17 //    sys_seconds   end;
18 //    seconds       offset;
19 //    minutes       save;
20 //    string        abbrev;
21 //  };
22 
23 // Validates whether:
24 // - The members are present as non-const members.
25 // - The struct is an aggregate.
26 
27 #include <chrono>
28 #include <string>
29 #include <type_traits>
30 
main(int,const char **)31 int main(int, const char**) {
32   static_assert(std::is_aggregate_v<std::chrono::sys_info>);
33 
34   std::chrono::sys_info sys_info{
35       .begin  = std::chrono::sys_seconds::min(),
36       .end    = std::chrono::sys_seconds::max(),
37       .offset = std::chrono::seconds(0),
38       .save   = std::chrono::minutes(0),
39       .abbrev = "UTC"};
40 
41   [[maybe_unused]] std::chrono::sys_seconds& begin = sys_info.begin;
42   [[maybe_unused]] std::chrono::sys_seconds& end   = sys_info.end;
43   [[maybe_unused]] std::chrono::seconds& offset    = sys_info.offset;
44   [[maybe_unused]] std::chrono::minutes& save      = sys_info.save;
45   [[maybe_unused]] std::string& abbrev             = sys_info.abbrev;
46 
47   return 0;
48 }
49