[PATCH] D41223: [libc++] Fix PR35491 - std::array of zero-size doesn't work with non-default constructible types.

[Eric Fiselier via Phabricator via llvm-commits]

EricWF added a comment.

In D41223#1899394 <https://reviews.llvm.org/D41223#1899394>, @jtbandes wrote:

> The lack of `_LIBCPP_CONSTEXPR_AFTER_CXX14` on the `array<T, 0>` specialization's `begin()`, `end()`, and other methods seems to be a bug: https://stackoverflow.com/questions/60462569/empty-stdarrayt-0-doesnt-have-constexpr-begin


That bug is llvm.org/PR40124.

There are good reasons why it hasn't been fixed yet.


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  rL LLVM

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