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 // Test default template arg:
15 
16 // template <class Rep, class Period = ratio<1>>
17 // class duration;
18 
19 #include <chrono>
20 #include <type_traits>
21 
main()22 int main()
23 {
24     static_assert((std::is_same<std::chrono::duration<int, std::ratio<1> >,
25                    std::chrono::duration<int> >::value), "");
26 }
27