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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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220
third_party/libcxx/__ranges/take_view.h vendored
View file

@ -31,6 +31,7 @@
#include <__ranges/enable_borrowed_range.h>
#include <__ranges/iota_view.h>
#include <__ranges/range_adaptor.h>
#include <__ranges/repeat_view.h>
#include <__ranges/size.h>
#include <__ranges/subrange.h>
#include <__ranges/view_interface.h>
@ -56,37 +57,42 @@ _LIBCPP_BEGIN_NAMESPACE_STD
namespace ranges {
template<view _View>
template <view _View>
class take_view : public view_interface<take_view<_View>> {
_LIBCPP_NO_UNIQUE_ADDRESS _View __base_ = _View();
range_difference_t<_View> __count_ = 0;
range_difference_t<_View> __count_ = 0;
template<bool> class __sentinel;
template <bool>
class __sentinel;
public:
_LIBCPP_HIDE_FROM_ABI
take_view() requires default_initializable<_View> = default;
_LIBCPP_HIDE_FROM_ABI take_view()
requires default_initializable<_View>
= default;
_LIBCPP_HIDE_FROM_ABI
constexpr _LIBCPP_EXPLICIT_SINCE_CXX23 take_view(_View __base, range_difference_t<_View> __count)
_LIBCPP_HIDE_FROM_ABI constexpr _LIBCPP_EXPLICIT_SINCE_CXX23
take_view(_View __base, range_difference_t<_View> __count)
: __base_(std::move(__base)), __count_(__count) {
_LIBCPP_ASSERT(__count >= 0, "count has to be greater than or equal to zero");
_LIBCPP_ASSERT_UNCATEGORIZED(__count >= 0, "count has to be greater than or equal to zero");
}
_LIBCPP_HIDE_FROM_ABI
constexpr _View base() const& requires copy_constructible<_View> { return __base_; }
_LIBCPP_HIDE_FROM_ABI constexpr _View base() const&
requires copy_constructible<_View>
{
return __base_;
}
_LIBCPP_HIDE_FROM_ABI
constexpr _View base() && { return std::move(__base_); }
_LIBCPP_HIDE_FROM_ABI constexpr _View base() && { return std::move(__base_); }
_LIBCPP_HIDE_FROM_ABI
constexpr auto begin() requires (!__simple_view<_View>) {
_LIBCPP_HIDE_FROM_ABI constexpr auto begin()
requires(!__simple_view<_View>)
{
if constexpr (sized_range<_View>) {
if constexpr (random_access_range<_View>) {
return ranges::begin(__base_);
} else {
using _DifferenceT = range_difference_t<_View>;
auto __size = size();
auto __size = size();
return counted_iterator(ranges::begin(__base_), static_cast<_DifferenceT>(__size));
}
} else {
@ -94,14 +100,15 @@ public:
}
}
_LIBCPP_HIDE_FROM_ABI
constexpr auto begin() const requires range<const _View> {
_LIBCPP_HIDE_FROM_ABI constexpr auto begin() const
requires range<const _View>
{
if constexpr (sized_range<const _View>) {
if constexpr (random_access_range<const _View>) {
return ranges::begin(__base_);
} else {
using _DifferenceT = range_difference_t<const _View>;
auto __size = size();
auto __size = size();
return counted_iterator(ranges::begin(__base_), static_cast<_DifferenceT>(__size));
}
} else {
@ -109,8 +116,9 @@ public:
}
}
_LIBCPP_HIDE_FROM_ABI
constexpr auto end() requires (!__simple_view<_View>) {
_LIBCPP_HIDE_FROM_ABI constexpr auto end()
requires(!__simple_view<_View>)
{
if constexpr (sized_range<_View>) {
if constexpr (random_access_range<_View>) {
return ranges::begin(__base_) + size();
@ -122,8 +130,9 @@ public:
}
}
_LIBCPP_HIDE_FROM_ABI
constexpr auto end() const requires range<const _View> {
_LIBCPP_HIDE_FROM_ABI constexpr auto end() const
requires range<const _View>
{
if constexpr (sized_range<const _View>) {
if constexpr (random_access_range<const _View>) {
return ranges::begin(__base_) + size();
@ -135,62 +144,58 @@ public:
}
}
_LIBCPP_HIDE_FROM_ABI
constexpr auto size() requires sized_range<_View> {
_LIBCPP_HIDE_FROM_ABI constexpr auto size()
requires sized_range<_View>
{
auto __n = ranges::size(__base_);
return ranges::min(__n, static_cast<decltype(__n)>(__count_));
}
_LIBCPP_HIDE_FROM_ABI
constexpr auto size() const requires sized_range<const _View> {
_LIBCPP_HIDE_FROM_ABI constexpr auto size() const
requires sized_range<const _View>
{
auto __n = ranges::size(__base_);
return ranges::min(__n, static_cast<decltype(__n)>(__count_));
}
};
template<view _View>
template<bool _Const>
template <view _View>
template <bool _Const>
class take_view<_View>::__sentinel {
using _Base = __maybe_const<_Const, _View>;
template<bool _OtherConst>
using _Iter = counted_iterator<iterator_t<__maybe_const<_OtherConst, _View>>>;
template <bool _OtherConst>
using _Iter = counted_iterator<iterator_t<__maybe_const<_OtherConst, _View>>>;
_LIBCPP_NO_UNIQUE_ADDRESS sentinel_t<_Base> __end_ = sentinel_t<_Base>();
template<bool>
template <bool>
friend class take_view<_View>::__sentinel;
public:
_LIBCPP_HIDE_FROM_ABI
__sentinel() = default;
_LIBCPP_HIDE_FROM_ABI __sentinel() = default;
_LIBCPP_HIDE_FROM_ABI
constexpr explicit __sentinel(sentinel_t<_Base> __end) : __end_(std::move(__end)) {}
_LIBCPP_HIDE_FROM_ABI constexpr explicit __sentinel(sentinel_t<_Base> __end) : __end_(std::move(__end)) {}
_LIBCPP_HIDE_FROM_ABI
constexpr __sentinel(__sentinel<!_Const> __s)
_LIBCPP_HIDE_FROM_ABI constexpr __sentinel(__sentinel<!_Const> __s)
requires _Const && convertible_to<sentinel_t<_View>, sentinel_t<_Base>>
: __end_(std::move(__s.__end_)) {}
: __end_(std::move(__s.__end_)) {}
_LIBCPP_HIDE_FROM_ABI
constexpr sentinel_t<_Base> base() const { return __end_; }
_LIBCPP_HIDE_FROM_ABI constexpr sentinel_t<_Base> base() const { return __end_; }
_LIBCPP_HIDE_FROM_ABI
friend constexpr bool operator==(const _Iter<_Const>& __lhs, const __sentinel& __rhs) {
_LIBCPP_HIDE_FROM_ABI friend constexpr bool operator==(const _Iter<_Const>& __lhs, const __sentinel& __rhs) {
return __lhs.count() == 0 || __lhs.base() == __rhs.__end_;
}
template<bool _OtherConst = !_Const>
template <bool _OtherConst = !_Const>
requires sentinel_for<sentinel_t<_Base>, iterator_t<__maybe_const<_OtherConst, _View>>>
_LIBCPP_HIDE_FROM_ABI
friend constexpr bool operator==(const _Iter<_Const>& __lhs, const __sentinel& __rhs) {
_LIBCPP_HIDE_FROM_ABI friend constexpr bool operator==(const _Iter<_OtherConst>& __lhs, const __sentinel& __rhs) {
return __lhs.count() == 0 || __lhs.base() == __rhs.__end_;
}
};
template<class _Range>
template <class _Range>
take_view(_Range&&, range_difference_t<_Range>) -> take_view<views::all_t<_Range>>;
template<class _Tp>
template <class _Tp>
inline constexpr bool enable_borrowed_range<take_view<_Tp>> = enable_borrowed_range<_Tp>;
namespace views {
@ -234,7 +239,7 @@ struct __passthrough_type<basic_string_view<_CharT, _Traits>> {
};
template <class _Iter, class _Sent, subrange_kind _Kind>
requires requires{typename subrange<_Iter>;}
requires requires { typename subrange<_Iter>; }
struct __passthrough_type<subrange<_Iter, _Sent, _Kind>> {
using type = subrange<_Iter>;
};
@ -246,42 +251,36 @@ struct __fn {
// [range.take.overview]: the `empty_view` case.
template <class _Range, convertible_to<range_difference_t<_Range>> _Np>
requires __is_empty_view<remove_cvref_t<_Range>>
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI
constexpr auto operator()(_Range&& __range, _Np&&) const
noexcept(noexcept(_LIBCPP_AUTO_CAST(std::forward<_Range>(__range))))
-> decltype( _LIBCPP_AUTO_CAST(std::forward<_Range>(__range)))
{ return _LIBCPP_AUTO_CAST(std::forward<_Range>(__range)); }
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Range&& __range, _Np&&) const
noexcept(noexcept(_LIBCPP_AUTO_CAST(std::forward<_Range>(__range))))
-> decltype(_LIBCPP_AUTO_CAST(std::forward<_Range>(__range))) {
return _LIBCPP_AUTO_CAST(std::forward<_Range>(__range));
}
// [range.take.overview]: the `span | basic_string_view | subrange` case.
template <class _Range,
convertible_to<range_difference_t<_Range>> _Np,
class _RawRange = remove_cvref_t<_Range>,
class _Dist = range_difference_t<_Range>>
requires (!__is_empty_view<_RawRange> &&
random_access_range<_RawRange> &&
sized_range<_RawRange> &&
__is_passthrough_specialization<_RawRange>)
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI
constexpr auto operator()(_Range&& __rng, _Np&& __n) const
noexcept(noexcept(__passthrough_type_t<_RawRange>(
ranges::begin(__rng),
ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
)))
-> decltype( __passthrough_type_t<_RawRange>(
// Note: deliberately not forwarding `__rng` to guard against double moves.
ranges::begin(__rng),
ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
))
{ return __passthrough_type_t<_RawRange>(
ranges::begin(__rng),
ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
); }
class _Dist = range_difference_t<_Range>>
requires(!__is_empty_view<_RawRange> && random_access_range<_RawRange> && sized_range<_RawRange> &&
__is_passthrough_specialization<_RawRange>)
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto
operator()(_Range&& __rng, _Np&& __n) const noexcept(noexcept(__passthrough_type_t<_RawRange>(
ranges::begin(__rng), ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)))))
-> decltype(__passthrough_type_t<_RawRange>(
// Note: deliberately not forwarding `__rng` to guard against double moves.
ranges::begin(__rng),
ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)))) {
return __passthrough_type_t<_RawRange>(
ranges::begin(__rng), ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)));
}
// [range.take.overview]: the `iota_view` case.
// clang-format off
template <class _Range,
convertible_to<range_difference_t<_Range>> _Np,
class _RawRange = remove_cvref_t<_Range>,
class _Dist = range_difference_t<_Range>>
class _Dist = range_difference_t<_Range>>
requires (!__is_empty_view<_RawRange> &&
random_access_range<_RawRange> &&
sized_range<_RawRange> &&
@ -290,49 +289,72 @@ struct __fn {
constexpr auto operator()(_Range&& __rng, _Np&& __n) const
noexcept(noexcept(ranges::iota_view(
*ranges::begin(__rng),
*ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
*(ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)))
)))
-> decltype( ranges::iota_view(
// Note: deliberately not forwarding `__rng` to guard against double moves.
*ranges::begin(__rng),
*ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
*(ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)))
))
{ return ranges::iota_view(
*ranges::begin(__rng),
*ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n))
*(ranges::begin(__rng) + std::min<_Dist>(ranges::distance(__rng), std::forward<_Np>(__n)))
); }
#if _LIBCPP_STD_VER >= 23
// [range.take.overview]: the `repeat_view` "_RawRange models sized_range" case.
template <class _Range,
convertible_to<range_difference_t<_Range>> _Np,
class _RawRange = remove_cvref_t<_Range>,
class _Dist = range_difference_t<_Range>>
requires(__is_repeat_specialization<_RawRange> && sized_range<_RawRange>)
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Range&& __range, _Np&& __n) const
noexcept(noexcept(views::repeat(*__range.__value_, std::min<_Dist>(ranges::distance(__range), std::forward<_Np>(__n)))))
-> decltype( views::repeat(*__range.__value_, std::min<_Dist>(ranges::distance(__range), std::forward<_Np>(__n))))
{ return views::repeat(*__range.__value_, std::min<_Dist>(ranges::distance(__range), std::forward<_Np>(__n))); }
// [range.take.overview]: the `repeat_view` "otherwise" case.
template <class _Range,
convertible_to<range_difference_t<_Range>> _Np,
class _RawRange = remove_cvref_t<_Range>,
class _Dist = range_difference_t<_Range>>
requires(__is_repeat_specialization<_RawRange> && !sized_range<_RawRange>)
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Range&& __range, _Np&& __n) const
noexcept(noexcept(views::repeat(*__range.__value_, static_cast<_Dist>(__n))))
-> decltype( views::repeat(*__range.__value_, static_cast<_Dist>(__n)))
{ return views::repeat(*__range.__value_, static_cast<_Dist>(__n)); }
#endif
// clang-format on
// [range.take.overview]: the "otherwise" case.
template <class _Range, convertible_to<range_difference_t<_Range>> _Np,
class _RawRange = remove_cvref_t<_Range>>
// Note: without specifically excluding the other cases, GCC sees this overload as ambiguous with the other
// overloads.
requires (!(__is_empty_view<_RawRange> ||
(__is_iota_specialization<_RawRange> &&
sized_range<_RawRange> &&
random_access_range<_RawRange>) ||
(__is_passthrough_specialization<_RawRange> &&
sized_range<_RawRange> &&
random_access_range<_RawRange>)
))
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI
constexpr auto operator()(_Range&& __range, _Np&& __n) const
noexcept(noexcept(take_view(std::forward<_Range>(__range), std::forward<_Np>(__n))))
-> decltype( take_view(std::forward<_Range>(__range), std::forward<_Np>(__n)))
{ return take_view(std::forward<_Range>(__range), std::forward<_Np>(__n)); }
template <class _Range, convertible_to<range_difference_t<_Range>> _Np, class _RawRange = remove_cvref_t<_Range>>
// Note: without specifically excluding the other cases, GCC sees this overload as ambiguous with the other
// overloads.
requires(!(__is_empty_view<_RawRange> ||
# if _LIBCPP_STD_VER >= 23
__is_repeat_specialization<_RawRange> ||
# endif
(__is_iota_specialization<_RawRange> && sized_range<_RawRange> && random_access_range<_RawRange>) ||
(__is_passthrough_specialization<_RawRange> && sized_range<_RawRange> &&
random_access_range<_RawRange>)))
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Range&& __range, _Np&& __n) const
noexcept(noexcept(take_view(std::forward<_Range>(__range), std::forward<_Np>(__n))))
-> decltype(take_view(std::forward<_Range>(__range), std::forward<_Np>(__n))) {
return take_view(std::forward<_Range>(__range), std::forward<_Np>(__n));
}
template <class _Np>
requires constructible_from<decay_t<_Np>, _Np>
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI
constexpr auto operator()(_Np&& __n) const
noexcept(is_nothrow_constructible_v<decay_t<_Np>, _Np>)
{ return __range_adaptor_closure_t(std::__bind_back(*this, std::forward<_Np>(__n))); }
[[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Np&& __n) const
noexcept(is_nothrow_constructible_v<decay_t<_Np>, _Np>) {
return __range_adaptor_closure_t(std::__bind_back(*this, std::forward<_Np>(__n)));
}
};
} // namespace __take
inline namespace __cpo {
inline constexpr auto take = __take::__fn{};
inline constexpr auto take = __take::__fn{};
} // namespace __cpo
} // namespace views