| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <chrono> |
| |
| // system_clock |
| |
| // check clock invariants |
| |
| #include <chrono> |
| |
| template <class _Tp> |
| void test(const _Tp &) {} |
| |
| int main() |
| { |
| typedef std::chrono::system_clock C; |
| static_assert((std::is_same<C::rep, C::duration::rep>::value), ""); |
| static_assert((std::is_same<C::period, C::duration::period>::value), ""); |
| static_assert((std::is_same<C::duration, C::time_point::duration>::value), ""); |
| static_assert((std::is_same<C::time_point::clock, C>::value), ""); |
| static_assert((C::is_steady || !C::is_steady), ""); |
| test(std::chrono::system_clock::is_steady); |
| } |