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
22int main()
23{
24    static_assert((std::is_same<std::chrono::duration<int, std::ratio<1> >,
25                   std::chrono::duration<int> >::value), "");
26}
27