[libc++] P3168R2 Give std::optional Range Support#146491

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dywoq wants to merge 39 commits intollvm:mainfrom

Commits on Jun 30, 2025

[libcxx] add ranges::enable_view<optional<_T>> = true and format_kind<optional<_T>> = range_format::disabled
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[libcxx] add forward declaration of __optional_iterator in <optional>
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[libcxx] add __optional_iterator
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Commits on Jul 1, 2025

Commits on Jul 2, 2025

[libcxx] rename enable_ranges_view.pass.cpp to enable_ranges_view.compile.pass.cpp
dywoq
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[libcxx] rename optional.range tests
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[libcxx] remove main function blocks in optional.range.*.compile.pass tests
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[libcxx] update satisfies_range_concept test to include sized_range, common_range, and contiguous_range assertions for std::optional
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[libcxx] remove __optional_iterator class
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[libcxx] refactor iterator type assertions in optional.range
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[libcxx] use test() along with static_assert(test()) in optional.range.iteration.pass

dywoq
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frederick-vs-ja
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Commits on Jul 3, 2025

[libcxx] correct iterator type to use pointer types in optional
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