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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
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1585 changed files with 117353 additions and 271644 deletions
19
third_party/libcxx/__ranges/drop_while_view.h
vendored
19
third_party/libcxx/__ranges/drop_while_view.h
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@ -20,8 +20,8 @@
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#include <__ranges/access.h>
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#include <__ranges/all.h>
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#include <__ranges/concepts.h>
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#include <__ranges/copyable_box.h>
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#include <__ranges/enable_borrowed_range.h>
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#include <__ranges/movable_box.h>
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#include <__ranges/non_propagating_cache.h>
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#include <__ranges/range_adaptor.h>
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#include <__ranges/view_interface.h>
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@ -37,6 +37,9 @@
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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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#if _LIBCPP_STD_VER >= 20
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@ -45,7 +48,7 @@ namespace ranges {
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template <view _View, class _Pred>
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requires input_range<_View> && is_object_v<_Pred> && indirect_unary_predicate<const _Pred, iterator_t<_View>>
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class drop_while_view : public view_interface<drop_while_view<_View, _Pred>> {
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class _LIBCPP_ABI_LLVM18_NO_UNIQUE_ADDRESS drop_while_view : public view_interface<drop_while_view<_View, _Pred>> {
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public:
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_LIBCPP_HIDE_FROM_ABI drop_while_view()
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requires default_initializable<_View> && default_initializable<_Pred>
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@ -65,9 +68,11 @@ public:
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_LIBCPP_HIDE_FROM_ABI constexpr const _Pred& pred() const { return *__pred_; }
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_LIBCPP_HIDE_FROM_ABI constexpr auto begin() {
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_LIBCPP_ASSERT(__pred_.__has_value(),
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"drop_while_view needs to have a non-empty predicate before calling begin() -- did a previous "
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"assignment to this drop_while_view fail?");
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// Note: this duplicates a check in `optional` but provides a better error message.
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_LIBCPP_ASSERT_VALID_ELEMENT_ACCESS(
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__pred_.__has_value(),
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"drop_while_view needs to have a non-empty predicate before calling begin() -- did a previous "
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"assignment to this drop_while_view fail?");
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if constexpr (_UseCache) {
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if (!__cached_begin_.__has_value()) {
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__cached_begin_.__emplace(ranges::find_if_not(__base_, std::cref(*__pred_)));
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@ -82,7 +87,7 @@ public:
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private:
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_LIBCPP_NO_UNIQUE_ADDRESS _View __base_ = _View();
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_LIBCPP_NO_UNIQUE_ADDRESS __copyable_box<_Pred> __pred_;
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_LIBCPP_NO_UNIQUE_ADDRESS __movable_box<_Pred> __pred_;
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static constexpr bool _UseCache = forward_range<_View>;
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using _Cache = _If<_UseCache, __non_propagating_cache<iterator_t<_View>>, __empty_cache>;
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@ -126,4 +131,6 @@ inline constexpr auto drop_while = __drop_while::__fn{};
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_LIBCPP_END_NAMESPACE_STD
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_LIBCPP_POP_MACROS
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#endif // _LIBCPP___RANGES_DROP_WHILE_VIEW_H
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