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Release Cosmopolitan v3.6.0

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This release is an atomic upgrade to GCC 14.1.0 with C23 and C++23
This commit is contained in:
Justine Tunney 2024-07-23 03:16:17 -07:00
parent 62ace3623a
commit 5660ec4741
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GPG key ID: BE714B4575D6E328
1585 changed files with 117353 additions and 271644 deletions
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52
third_party/libcxx/__atomic/aliases.h vendored
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@ -15,9 +15,9 @@
#include <__atomic/is_always_lock_free.h>
#include <__config>
#include <__type_traits/conditional.h>
#include <__type_traits/make_unsigned.h>
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
@ -80,36 +80,30 @@ using atomic_ptrdiff_t = atomic<ptrdiff_t>;
using atomic_intmax_t = atomic<intmax_t>;
using atomic_uintmax_t = atomic<uintmax_t>;
// atomic_*_lock_free : prefer the contention type most highly, then the largest lock-free type
// C++20 atomic_{signed,unsigned}_lock_free: prefer the contention type most highly, then the largest lock-free type
#if _LIBCPP_STD_VER >= 20
# if ATOMIC_LLONG_LOCK_FREE == 2
using __largest_lock_free_type = long long;
# elif ATOMIC_INT_LOCK_FREE == 2
using __largest_lock_free_type = int;
# elif ATOMIC_SHORT_LOCK_FREE == 2
using __largest_lock_free_type = short;
# elif ATOMIC_CHAR_LOCK_FREE == 2
using __largest_lock_free_type = char;
# else
# define _LIBCPP_NO_LOCK_FREE_TYPES // There are no lockfree types (this can happen on unusual platforms)
# endif
#if _LIBCPP_STD_VER >= 17
# define _LIBCPP_CONTENTION_LOCK_FREE ::std::__libcpp_is_always_lock_free<__cxx_contention_t>::__value
#else
# define _LIBCPP_CONTENTION_LOCK_FREE false
#endif
# ifndef _LIBCPP_NO_LOCK_FREE_TYPES
using __contention_t_or_largest =
__conditional_t<__libcpp_is_always_lock_free<__cxx_contention_t>::__value,
__cxx_contention_t,
__largest_lock_free_type>;
#if ATOMIC_LLONG_LOCK_FREE == 2
using __libcpp_signed_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, long long>;
using __libcpp_unsigned_lock_free =
__conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, unsigned long long>;
#elif ATOMIC_INT_LOCK_FREE == 2
using __libcpp_signed_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, int>;
using __libcpp_unsigned_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, unsigned int>;
#elif ATOMIC_SHORT_LOCK_FREE == 2
using __libcpp_signed_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, short>;
using __libcpp_unsigned_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, unsigned short>;
#elif ATOMIC_CHAR_LOCK_FREE == 2
using __libcpp_signed_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, char>;
using __libcpp_unsigned_lock_free = __conditional_t<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, unsigned char>;
#else
// No signed/unsigned lock-free types
# define _LIBCPP_NO_LOCK_FREE_TYPES
#endif
#if !defined(_LIBCPP_NO_LOCK_FREE_TYPES)
using atomic_signed_lock_free = atomic<__libcpp_signed_lock_free>;
using atomic_unsigned_lock_free = atomic<__libcpp_unsigned_lock_free>;
#endif
using atomic_signed_lock_free = atomic<__contention_t_or_largest>;
using atomic_unsigned_lock_free = atomic<make_unsigned_t<__contention_t_or_largest>>;
# endif // !_LIBCPP_NO_LOCK_FREE_TYPES
#endif // C++20
_LIBCPP_END_NAMESPACE_STD