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 
10 // <chrono>
11 
12 // duration
13 
14 // template <class Rep1, class Period, class Rep2>
15 //   constexpr
16 //   duration<typename common_type<Rep1, Rep2>::type, Period>
17 //   operator%(const duration<Rep1, Period>& d, const Rep2& s)
18 
19 #include <chrono>
20 #include <cassert>
21 
main()22 int main()
23 {
24     {
25     std::chrono::nanoseconds ns(15);
26     ns = ns % 6;
27     assert(ns.count() == 3);
28     }
29 #ifndef _LIBCPP_HAS_NO_CONSTEXPR
30     {
31     constexpr std::chrono::nanoseconds ns(15);
32     constexpr std::chrono::nanoseconds ns2 = ns % 6;
33     static_assert(ns2.count() == 3, "");
34     }
35 #endif
36 }
37