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Recommit <chrono> changes with a couple xtra tests marked to fail on apple's clang. Reviewed as D51762

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@344627 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2018-10-16 17:27:54 +00:00
parent 7e3ab17c11
commit cc5c12d9de
180 changed files with 10901 additions and 2 deletions
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28
test/std/utilities/time/years.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// 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++03, c++11, c++14, c++17
// <chrono>
// using years = duration<signed integer type of at least 17 bits, ratio_multiply<ratio<146097, 400>, days::period>>
#include <chrono>
#include <type_traits>
#include <limits>
int main()
{
typedef std::chrono::years 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 >= 17, "");
static_assert(std::is_same_v<Period, std::ratio_multiply<std::ratio<146097, 400>, std::chrono::days::period>>, "");
}