diff options
Diffstat (limited to 'test/std/utilities/time/microseconds.pass.cpp')
-rw-r--r-- | test/std/utilities/time/microseconds.pass.cpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/std/utilities/time/microseconds.pass.cpp b/test/std/utilities/time/microseconds.pass.cpp new file mode 100644 index 000000000000..1fe6b10da5ac --- /dev/null +++ b/test/std/utilities/time/microseconds.pass.cpp @@ -0,0 +1,27 @@ +//===----------------------------------------------------------------------===// +// +// 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> + +// typedef duration<signed integral type of at least 55 bits, micro> microseconds; + +#include <chrono> +#include <type_traits> +#include <limits> + +int main() +{ + typedef std::chrono::microseconds D; + typedef D::rep Rep; + typedef D::period Period; + static_assert(std::is_signed<Rep>::value, ""); + static_assert(std::is_integral<Rep>::value, ""); + static_assert(std::numeric_limits<Rep>::digits >= 54, ""); + static_assert((std::is_same<Period, std::micro>::value), ""); +} |