[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 requested changes to this pull request.

Thank you so much for the patch, I think it's looking really good but I have some comments. I think this should be good once my comments are applied.

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