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Upgrade to 2022-era LLVM LIBCXX

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Justine Tunney 2024-05-27 02:12:27 -07:00
parent 2f4ca71f26
commit 8e68384e15
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2078 changed files with 165657 additions and 65010 deletions
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103
third_party/libcxx/__chrono/month.h vendored Normal file
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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP___CHRONO_MONTH_H
#define _LIBCPP___CHRONO_MONTH_H
#include <__chrono/duration.h>
#include <__config>
#include <compare>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
#if _LIBCPP_STD_VER >= 20
_LIBCPP_BEGIN_NAMESPACE_STD
namespace chrono
{
class month {
private:
unsigned char __m_;
public:
month() = default;
_LIBCPP_HIDE_FROM_ABI explicit inline constexpr month(unsigned __val) noexcept : __m_(static_cast<unsigned char>(__val)) {}
_LIBCPP_HIDE_FROM_ABI inline constexpr month& operator++() noexcept { ++__m_; return *this; }
_LIBCPP_HIDE_FROM_ABI inline constexpr month operator++(int) noexcept { month __tmp = *this; ++(*this); return __tmp; }
_LIBCPP_HIDE_FROM_ABI inline constexpr month& operator--() noexcept { --__m_; return *this; }
_LIBCPP_HIDE_FROM_ABI inline constexpr month operator--(int) noexcept { month __tmp = *this; --(*this); return __tmp; }
_LIBCPP_HIDE_FROM_ABI constexpr month& operator+=(const months& __m1) noexcept;
_LIBCPP_HIDE_FROM_ABI constexpr month& operator-=(const months& __m1) noexcept;
_LIBCPP_HIDE_FROM_ABI explicit inline constexpr operator unsigned() const noexcept { return __m_; }
_LIBCPP_HIDE_FROM_ABI inline constexpr bool ok() const noexcept { return __m_ >= 1 && __m_ <= 12; }
};
_LIBCPP_HIDE_FROM_ABI inline constexpr
bool operator==(const month& __lhs, const month& __rhs) noexcept
{ return static_cast<unsigned>(__lhs) == static_cast<unsigned>(__rhs); }
_LIBCPP_HIDE_FROM_ABI constexpr strong_ordering operator<=>(const month& __lhs, const month& __rhs) noexcept {
return static_cast<unsigned>(__lhs) <=> static_cast<unsigned>(__rhs);
}
_LIBCPP_HIDE_FROM_ABI inline constexpr
month operator+ (const month& __lhs, const months& __rhs) noexcept
{
auto const __mu = static_cast<long long>(static_cast<unsigned>(__lhs)) + (__rhs.count() - 1);
auto const __yr = (__mu >= 0 ? __mu : __mu - 11) / 12;
return month{static_cast<unsigned>(__mu - __yr * 12 + 1)};
}
_LIBCPP_HIDE_FROM_ABI inline constexpr
month operator+ (const months& __lhs, const month& __rhs) noexcept
{ return __rhs + __lhs; }
_LIBCPP_HIDE_FROM_ABI inline constexpr
month operator- (const month& __lhs, const months& __rhs) noexcept
{ return __lhs + -__rhs; }
_LIBCPP_HIDE_FROM_ABI inline constexpr
months operator-(const month& __lhs, const month& __rhs) noexcept
{
auto const __dm = static_cast<unsigned>(__lhs) - static_cast<unsigned>(__rhs);
return months(__dm <= 11 ? __dm : __dm + 12);
}
_LIBCPP_HIDE_FROM_ABI inline constexpr
month& month::operator+=(const months& __dm) noexcept
{ *this = *this + __dm; return *this; }
_LIBCPP_HIDE_FROM_ABI inline constexpr
month& month::operator-=(const months& __dm) noexcept
{ *this = *this - __dm; return *this; }
inline constexpr month January{1};
inline constexpr month February{2};
inline constexpr month March{3};
inline constexpr month April{4};
inline constexpr month May{5};
inline constexpr month June{6};
inline constexpr month July{7};
inline constexpr month August{8};
inline constexpr month September{9};
inline constexpr month October{10};
inline constexpr month November{11};
inline constexpr month December{12};
} // namespace chrono
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_STD_VER >= 20
#endif // _LIBCPP___CHRONO_MONTH_H