mirror of
https://github.com/jart/cosmopolitan.git
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Release Cosmopolitan v3.6.0
This release is an atomic upgrade to GCC 14.1.0 with C23 and C++23
This commit is contained in:
Justine Tunney
parent
62ace3623a
commit
5660ec4741
1585 changed files with 117353 additions and 271644 deletions
96
third_party/libcxx/__memory/compressed_pair.h
vendored
96
third_party/libcxx/__memory/compressed_pair.h
vendored
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@ -11,13 +11,12 @@
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#define _LIBCPP___MEMORY_COMPRESSED_PAIR_H
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#include <__config>
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#include <__fwd/get.h>
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#include <__fwd/tuple.h>
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#include <__tuple/tuple_indices.h>
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#include <__type_traits/decay.h>
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#include <__type_traits/dependent_type.h>
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#include <__type_traits/enable_if.h>
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#include <__type_traits/is_default_constructible.h>
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#include <__type_traits/is_constructible.h>
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#include <__type_traits/is_empty.h>
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#include <__type_traits/is_final.h>
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#include <__type_traits/is_same.h>
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@ -31,6 +30,9 @@
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# pragma GCC system_header
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#endif
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_LIBCPP_PUSH_MACROS
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#include <__undef_macros>
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_LIBCPP_BEGIN_NAMESPACE_STD
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// Tag used to default initialize one or both of the pair's elements.
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@ -39,21 +41,21 @@ struct __value_init_tag {};
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template <class _Tp, int _Idx, bool _CanBeEmptyBase = is_empty<_Tp>::value && !__libcpp_is_final<_Tp>::value>
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struct __compressed_pair_elem {
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using _ParamT = _Tp;
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using reference = _Tp&;
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using _ParamT = _Tp;
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using reference = _Tp&;
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using const_reference = const _Tp&;
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(__default_init_tag) {}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(__value_init_tag) : __value_() {}
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template <class _Up, class = __enable_if_t<!is_same<__compressed_pair_elem, __decay_t<_Up> >::value> >
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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explicit __compressed_pair_elem(_Up&& __u) : __value_(std::forward<_Up>(__u)) {}
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template <class _Up, __enable_if_t<!is_same<__compressed_pair_elem, __decay_t<_Up> >::value, int> = 0>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(_Up&& __u)
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: __value_(std::forward<_Up>(__u)) {}
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#ifndef _LIBCPP_CXX03_LANG
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template <class... _Args, size_t... _Indices>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX17
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explicit __compressed_pair_elem(piecewise_construct_t, tuple<_Args...> __args, __tuple_indices<_Indices...>)
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX17 explicit __compressed_pair_elem(
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piecewise_construct_t, tuple<_Args...> __args, __tuple_indices<_Indices...>)
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: __value_(std::forward<_Args>(std::get<_Indices>(__args))...) {}
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#endif
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@ -66,18 +68,18 @@ private:
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template <class _Tp, int _Idx>
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struct __compressed_pair_elem<_Tp, _Idx, true> : private _Tp {
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using _ParamT = _Tp;
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using reference = _Tp&;
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using _ParamT = _Tp;
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using reference = _Tp&;
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using const_reference = const _Tp&;
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using __value_type = _Tp;
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using __value_type = _Tp;
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem() = default;
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(__default_init_tag) {}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(__value_init_tag) : __value_type() {}
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template <class _Up, class = __enable_if_t<!is_same<__compressed_pair_elem, __decay_t<_Up> >::value> >
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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explicit __compressed_pair_elem(_Up&& __u) : __value_type(std::forward<_Up>(__u)) {}
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template <class _Up, __enable_if_t<!is_same<__compressed_pair_elem, __decay_t<_Up> >::value, int> = 0>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair_elem(_Up&& __u)
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: __value_type(std::forward<_Up>(__u)) {}
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#ifndef _LIBCPP_CXX03_LANG
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template <class... _Args, size_t... _Indices>
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@ -91,74 +93,64 @@ struct __compressed_pair_elem<_Tp, _Idx, true> : private _Tp {
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};
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template <class _T1, class _T2>
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class __compressed_pair : private __compressed_pair_elem<_T1, 0>,
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private __compressed_pair_elem<_T2, 1> {
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class __compressed_pair : private __compressed_pair_elem<_T1, 0>, private __compressed_pair_elem<_T2, 1> {
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public:
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// NOTE: This static assert should never fire because __compressed_pair
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// is *almost never* used in a scenario where it's possible for T1 == T2.
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// (The exception is std::function where it is possible that the function
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// object and the allocator have the same type).
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static_assert((!is_same<_T1, _T2>::value),
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"__compressed_pair cannot be instantiated when T1 and T2 are the same type; "
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"The current implementation is NOT ABI-compatible with the previous implementation for this configuration");
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static_assert(
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(!is_same<_T1, _T2>::value),
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"__compressed_pair cannot be instantiated when T1 and T2 are the same type; "
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"The current implementation is NOT ABI-compatible with the previous implementation for this configuration");
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using _Base1 _LIBCPP_NODEBUG = __compressed_pair_elem<_T1, 0>;
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using _Base2 _LIBCPP_NODEBUG = __compressed_pair_elem<_T2, 1>;
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template <bool _Dummy = true,
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class = __enable_if_t<
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__dependent_type<is_default_constructible<_T1>, _Dummy>::value &&
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__dependent_type<is_default_constructible<_T2>, _Dummy>::value
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>
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>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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explicit __compressed_pair() : _Base1(__value_init_tag()), _Base2(__value_init_tag()) {}
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template <bool _Dummy = true,
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__enable_if_t< __dependent_type<is_default_constructible<_T1>, _Dummy>::value &&
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__dependent_type<is_default_constructible<_T2>, _Dummy>::value,
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int> = 0>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair()
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: _Base1(__value_init_tag()), _Base2(__value_init_tag()) {}
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template <class _U1, class _U2>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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explicit __compressed_pair(_U1&& __t1, _U2&& __t2) : _Base1(std::forward<_U1>(__t1)), _Base2(std::forward<_U2>(__t2)) {}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR explicit __compressed_pair(_U1&& __t1, _U2&& __t2)
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: _Base1(std::forward<_U1>(__t1)), _Base2(std::forward<_U2>(__t2)) {}
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#ifndef _LIBCPP_CXX03_LANG
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template <class... _Args1, class... _Args2>
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX17
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explicit __compressed_pair(piecewise_construct_t __pc, tuple<_Args1...> __first_args,
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tuple<_Args2...> __second_args)
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX17 explicit __compressed_pair(
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piecewise_construct_t __pc, tuple<_Args1...> __first_args, tuple<_Args2...> __second_args)
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: _Base1(__pc, std::move(__first_args), typename __make_tuple_indices<sizeof...(_Args1)>::type()),
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_Base2(__pc, std::move(__second_args), typename __make_tuple_indices<sizeof...(_Args2)>::type()) {}
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#endif
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14
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typename _Base1::reference first() _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 typename _Base1::reference first() _NOEXCEPT {
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return static_cast<_Base1&>(*this).__get();
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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typename _Base1::const_reference first() const _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR typename _Base1::const_reference first() const _NOEXCEPT {
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return static_cast<_Base1 const&>(*this).__get();
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14
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typename _Base2::reference second() _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 typename _Base2::reference second() _NOEXCEPT {
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return static_cast<_Base2&>(*this).__get();
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR
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typename _Base2::const_reference second() const _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR typename _Base2::const_reference second() const _NOEXCEPT {
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return static_cast<_Base2 const&>(*this).__get();
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR static
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_Base1* __get_first_base(__compressed_pair* __pair) _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR static _Base1* __get_first_base(__compressed_pair* __pair) _NOEXCEPT {
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return static_cast<_Base1*>(__pair);
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR static
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_Base2* __get_second_base(__compressed_pair* __pair) _NOEXCEPT {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR static _Base2* __get_second_base(__compressed_pair* __pair) _NOEXCEPT {
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return static_cast<_Base2*>(__pair);
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}
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14
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void swap(__compressed_pair& __x)
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_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && __is_nothrow_swappable<_T2>::value) {
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_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 void swap(__compressed_pair& __x)
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_NOEXCEPT_(__is_nothrow_swappable_v<_T1>&& __is_nothrow_swappable_v<_T2>) {
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using std::swap;
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swap(first(), __x.first());
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swap(second(), __x.second());
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@ -166,12 +158,14 @@ public:
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};
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template <class _T1, class _T2>
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inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14
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void swap(__compressed_pair<_T1, _T2>& __x, __compressed_pair<_T1, _T2>& __y)
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_NOEXCEPT_(__is_nothrow_swappable<_T1>::value && __is_nothrow_swappable<_T2>::value) {
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inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 void
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swap(__compressed_pair<_T1, _T2>& __x, __compressed_pair<_T1, _T2>& __y)
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_NOEXCEPT_(__is_nothrow_swappable_v<_T1>&& __is_nothrow_swappable_v<_T2>) {
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__x.swap(__y);
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}
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_LIBCPP_END_NAMESPACE_STD
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_LIBCPP_POP_MACROS
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#endif // _LIBCPP___MEMORY_COMPRESSED_PAIR_H
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