| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| // <experimental/chrono> |
| |
| // template <class Rep> constexpr bool treat_as_floating_point_v; |
| |
| #include <experimental/chrono> |
| #include <type_traits> |
| |
| namespace ex = std::chrono::experimental; |
| namespace cr = std::chrono; |
| |
| template <class T, bool Expect> |
| void test() |
| { |
| static_assert( |
| ex::treat_as_floating_point_v<T> == Expect, "" |
| ); |
| static_assert( |
| ex::treat_as_floating_point_v<T> == cr::treat_as_floating_point<T>::value, "" |
| ); |
| } |
| |
| int main() |
| { |
| { |
| static_assert( |
| std::is_same< |
| decltype(ex::treat_as_floating_point_v<float>), const bool |
| >::value, "" |
| ); |
| } |
| test<int, false>(); |
| test<unsigned, false>(); |
| test<char, false>(); |
| test<bool, false>(); |
| test<float, true>(); |
| test<double, true>(); |
| test<long double, true>(); |
| } |