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0423faff95
Summary: Some tests (mainly the new C++20 calendar library) fail when libc++ is tested with '--param=std=c++98'. The failures happen because the tests actually don't support C++98, but don't mention C++98 in the 'UNSUPPORTED:' line. This change fixes the issue. Reviewers: mclow.lists, ldionne Reviewed By: ldionne Subscribers: arphaman, michaelplatings, libcxx-commits Differential Revision: https://reviews.llvm.org/D53640 git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@345148 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
969 B
C++
29 lines
969 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
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// <chrono>
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// using weeks = duration<signed integer type of at least 22 bits, ratio_multiply<ratio<7>, days::period>>;
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#include <chrono>
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#include <type_traits>
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#include <limits>
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int main()
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{
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typedef std::chrono::weeks D;
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typedef D::rep Rep;
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typedef D::period Period;
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static_assert(std::is_signed<Rep>::value, "");
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static_assert(std::is_integral<Rep>::value, "");
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static_assert(std::numeric_limits<Rep>::digits >= 22, "");
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static_assert(std::is_same_v<Period, std::ratio_multiply<std::ratio<7>, std::chrono::days::period>>, "");
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}
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