diff options
author | Andrey Khalyavin <halyavin@gmail.com> | 2022-02-10 16:46:30 +0300 |
---|---|---|
committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:46:30 +0300 |
commit | 4b839d0704ee9be1dabb0310a1f03af24963637b (patch) | |
tree | 1a2c5ffcf89eb53ecd79dbc9bc0a195c27404d0c /contrib/libs/cxxsupp/libcxx/include/cstddef | |
parent | f773626848a7c7456803654292e716b83d69cc12 (diff) | |
download | ydb-4b839d0704ee9be1dabb0310a1f03af24963637b.tar.gz |
Restoring authorship annotation for Andrey Khalyavin <halyavin@gmail.com>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/cxxsupp/libcxx/include/cstddef')
-rw-r--r-- | contrib/libs/cxxsupp/libcxx/include/cstddef | 308 |
1 files changed, 154 insertions, 154 deletions
diff --git a/contrib/libs/cxxsupp/libcxx/include/cstddef b/contrib/libs/cxxsupp/libcxx/include/cstddef index d2d1e1bb54..e7673037d3 100644 --- a/contrib/libs/cxxsupp/libcxx/include/cstddef +++ b/contrib/libs/cxxsupp/libcxx/include/cstddef @@ -1,170 +1,170 @@ -// -*- C++ -*- -//===--------------------------- cstddef ----------------------------------===// -// +// -*- C++ -*- +//===--------------------------- cstddef ----------------------------------===// +// // 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_CSTDDEF -#define _LIBCPP_CSTDDEF - -/* - cstddef synopsis - -Macros: - - offsetof(type,member-designator) - NULL - -namespace std -{ - -Types: - - ptrdiff_t - size_t - max_align_t // C++11 - nullptr_t - byte // C++17 - -} // std - -*/ - -#include <__config> +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_CSTDDEF +#define _LIBCPP_CSTDDEF + +/* + cstddef synopsis + +Macros: + + offsetof(type,member-designator) + NULL + +namespace std +{ + +Types: + + ptrdiff_t + size_t + max_align_t // C++11 + nullptr_t + byte // C++17 + +} // std + +*/ + +#include <__config> #include <version> - -#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) -#pragma GCC system_header -#endif - -// Don't include our own <stddef.h>; we don't want to declare ::nullptr_t. -#ifdef _LIBCPP_COMPILER_MSVC -#include _LIBCPP_UCRT_INCLUDE(stddef.h) -#else -#include_next <stddef.h> -#endif -#ifdef _LIBCPP_ABI_VCRUNTIME -typedef double max_align_t; -#endif -#include <__nullptr> - -_LIBCPP_BEGIN_NAMESPACE_STD - -using ::ptrdiff_t _LIBCPP_USING_IF_EXISTS; -using ::size_t _LIBCPP_USING_IF_EXISTS; - -#if !defined(_LIBCPP_CXX03_LANG) -using ::max_align_t _LIBCPP_USING_IF_EXISTS; -#endif - -template <class _Tp> struct __libcpp_is_integral { enum { value = 0 }; }; -template <> struct __libcpp_is_integral<bool> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<char> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<signed char> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<unsigned char> { enum { value = 1 }; }; -#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS -template <> struct __libcpp_is_integral<wchar_t> { enum { value = 1 }; }; -#endif -#ifndef _LIBCPP_HAS_NO_CHAR8_T -template <> struct __libcpp_is_integral<char8_t> { enum { value = 1 }; }; -#endif -#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS -template <> struct __libcpp_is_integral<char16_t> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<char32_t> { enum { value = 1 }; }; -#endif -template <> struct __libcpp_is_integral<short> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<unsigned short> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<int> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<unsigned int> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<long> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<unsigned long> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<long long> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<unsigned long long> { enum { value = 1 }; }; -#ifndef _LIBCPP_HAS_NO_INT128 -template <> struct __libcpp_is_integral<__int128_t> { enum { value = 1 }; }; -template <> struct __libcpp_is_integral<__uint128_t> { enum { value = 1 }; }; -#endif - -_LIBCPP_END_NAMESPACE_STD - -#if _LIBCPP_STD_VER > 14 -namespace std // purposefully not versioned -{ -enum class byte : unsigned char {}; - - -template <bool> struct __enable_if_integral_imp {}; -template <> struct __enable_if_integral_imp<true> { using type = byte; }; -template <class _Tp> using _EnableByteOverload = typename __enable_if_integral_imp<__libcpp_is_integral<_Tp>::value>::type; - -constexpr byte operator| (byte __lhs, byte __rhs) noexcept -{ + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +#pragma GCC system_header +#endif + +// Don't include our own <stddef.h>; we don't want to declare ::nullptr_t. +#ifdef _LIBCPP_COMPILER_MSVC +#include _LIBCPP_UCRT_INCLUDE(stddef.h) +#else +#include_next <stddef.h> +#endif +#ifdef _LIBCPP_ABI_VCRUNTIME +typedef double max_align_t; +#endif +#include <__nullptr> + +_LIBCPP_BEGIN_NAMESPACE_STD + +using ::ptrdiff_t _LIBCPP_USING_IF_EXISTS; +using ::size_t _LIBCPP_USING_IF_EXISTS; + +#if !defined(_LIBCPP_CXX03_LANG) +using ::max_align_t _LIBCPP_USING_IF_EXISTS; +#endif + +template <class _Tp> struct __libcpp_is_integral { enum { value = 0 }; }; +template <> struct __libcpp_is_integral<bool> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<char> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<signed char> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<unsigned char> { enum { value = 1 }; }; +#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS +template <> struct __libcpp_is_integral<wchar_t> { enum { value = 1 }; }; +#endif +#ifndef _LIBCPP_HAS_NO_CHAR8_T +template <> struct __libcpp_is_integral<char8_t> { enum { value = 1 }; }; +#endif +#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS +template <> struct __libcpp_is_integral<char16_t> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<char32_t> { enum { value = 1 }; }; +#endif +template <> struct __libcpp_is_integral<short> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<unsigned short> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<int> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<unsigned int> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<long> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<unsigned long> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<long long> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<unsigned long long> { enum { value = 1 }; }; +#ifndef _LIBCPP_HAS_NO_INT128 +template <> struct __libcpp_is_integral<__int128_t> { enum { value = 1 }; }; +template <> struct __libcpp_is_integral<__uint128_t> { enum { value = 1 }; }; +#endif + +_LIBCPP_END_NAMESPACE_STD + +#if _LIBCPP_STD_VER > 14 +namespace std // purposefully not versioned +{ +enum class byte : unsigned char {}; + + +template <bool> struct __enable_if_integral_imp {}; +template <> struct __enable_if_integral_imp<true> { using type = byte; }; +template <class _Tp> using _EnableByteOverload = typename __enable_if_integral_imp<__libcpp_is_integral<_Tp>::value>::type; + +constexpr byte operator| (byte __lhs, byte __rhs) noexcept +{ return static_cast<byte>( static_cast<unsigned char>( static_cast<unsigned int>(__lhs) | static_cast<unsigned int>(__rhs) )); -} - -constexpr byte& operator|=(byte& __lhs, byte __rhs) noexcept -{ return __lhs = __lhs | __rhs; } - -constexpr byte operator& (byte __lhs, byte __rhs) noexcept -{ +} + +constexpr byte& operator|=(byte& __lhs, byte __rhs) noexcept +{ return __lhs = __lhs | __rhs; } + +constexpr byte operator& (byte __lhs, byte __rhs) noexcept +{ return static_cast<byte>( static_cast<unsigned char>( static_cast<unsigned int>(__lhs) & static_cast<unsigned int>(__rhs) )); -} - -constexpr byte& operator&=(byte& __lhs, byte __rhs) noexcept -{ return __lhs = __lhs & __rhs; } - -constexpr byte operator^ (byte __lhs, byte __rhs) noexcept -{ +} + +constexpr byte& operator&=(byte& __lhs, byte __rhs) noexcept +{ return __lhs = __lhs & __rhs; } + +constexpr byte operator^ (byte __lhs, byte __rhs) noexcept +{ return static_cast<byte>( static_cast<unsigned char>( static_cast<unsigned int>(__lhs) ^ static_cast<unsigned int>(__rhs) )); -} - -constexpr byte& operator^=(byte& __lhs, byte __rhs) noexcept -{ return __lhs = __lhs ^ __rhs; } - -constexpr byte operator~ (byte __b) noexcept -{ - return static_cast<byte>( - static_cast<unsigned char>( - ~static_cast<unsigned int>(__b) - )); -} -template <class _Integer> - constexpr _EnableByteOverload<_Integer> & - operator<<=(byte& __lhs, _Integer __shift) noexcept - { return __lhs = __lhs << __shift; } - -template <class _Integer> - constexpr _EnableByteOverload<_Integer> - operator<< (byte __lhs, _Integer __shift) noexcept - { return static_cast<byte>(static_cast<unsigned char>(static_cast<unsigned int>(__lhs) << __shift)); } - -template <class _Integer> - constexpr _EnableByteOverload<_Integer> & - operator>>=(byte& __lhs, _Integer __shift) noexcept - { return __lhs = __lhs >> __shift; } - -template <class _Integer> - constexpr _EnableByteOverload<_Integer> - operator>> (byte __lhs, _Integer __shift) noexcept - { return static_cast<byte>(static_cast<unsigned char>(static_cast<unsigned int>(__lhs) >> __shift)); } - -template <class _Integer, class = _EnableByteOverload<_Integer> > - _LIBCPP_NODISCARD_EXT constexpr _Integer - to_integer(byte __b) noexcept { return static_cast<_Integer>(__b); } -} - -#endif - -#endif // _LIBCPP_CSTDDEF +} + +constexpr byte& operator^=(byte& __lhs, byte __rhs) noexcept +{ return __lhs = __lhs ^ __rhs; } + +constexpr byte operator~ (byte __b) noexcept +{ + return static_cast<byte>( + static_cast<unsigned char>( + ~static_cast<unsigned int>(__b) + )); +} +template <class _Integer> + constexpr _EnableByteOverload<_Integer> & + operator<<=(byte& __lhs, _Integer __shift) noexcept + { return __lhs = __lhs << __shift; } + +template <class _Integer> + constexpr _EnableByteOverload<_Integer> + operator<< (byte __lhs, _Integer __shift) noexcept + { return static_cast<byte>(static_cast<unsigned char>(static_cast<unsigned int>(__lhs) << __shift)); } + +template <class _Integer> + constexpr _EnableByteOverload<_Integer> & + operator>>=(byte& __lhs, _Integer __shift) noexcept + { return __lhs = __lhs >> __shift; } + +template <class _Integer> + constexpr _EnableByteOverload<_Integer> + operator>> (byte __lhs, _Integer __shift) noexcept + { return static_cast<byte>(static_cast<unsigned char>(static_cast<unsigned int>(__lhs) >> __shift)); } + +template <class _Integer, class = _EnableByteOverload<_Integer> > + _LIBCPP_NODISCARD_EXT constexpr _Integer + to_integer(byte __b) noexcept { return static_cast<_Integer>(__b); } +} + +#endif + +#endif // _LIBCPP_CSTDDEF |