diff options
Diffstat (limited to 'test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp')
-rw-r--r-- | test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp b/test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp new file mode 100644 index 000000000000..59fefe2e002d --- /dev/null +++ b/test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp @@ -0,0 +1,36 @@ +//===----------------------------------------------------------------------===// +// +// 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> + +// duration + +// template <class Rep2, class Period2> +// duration(const duration<Rep2, Period2>& d); + +// conversions from integral to floating point durations allowed + +#include <chrono> +#include <cassert> + +int main() +{ + { + std::chrono::duration<int> i(3); + std::chrono::duration<double, std::milli> d = i; + assert(d.count() == 3000); + } +#ifndef _LIBCPP_HAS_NO_CONSTEXPR + { + constexpr std::chrono::duration<int> i(3); + constexpr std::chrono::duration<double, std::milli> d = i; + static_assert(d.count() == 3000, ""); + } +#endif +} |