[libcxx-commits] [libcxx] [libc++][ranges][abi-break] Fix `movable_box` overwriting memory of data that lives in the tail padding (PR #71314)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne approved this pull request.

Huge thanks for all the work you've put on this patch, this is a small one but I know how much work went into it due to how tricky it is. This looks good to me now. Please merge as soon as you're ready.

https://github.com/llvm/llvm-project/pull/71314