consistency.pass.cpp revision 0a69fa14d2f0521e45a72068c14fe573b140d48b 
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// steady_clock
13
14// check clock invariants
15
16#include <chrono>
17
18template <class _Tp>
19void test(const _Tp &) {}
20
21int main()
22{
23    typedef std::chrono::steady_clock C;
24    static_assert((std::is_same<C::rep, C::duration::rep>::value), "");
25    static_assert((std::is_same<C::period, C::duration::period>::value), "");
26    static_assert((std::is_same<C::duration, C::time_point::duration>::value), "");
27    static_assert(C::is_steady, "");
28    test(std::chrono::steady_clock::is_steady);
29}
30