[llvm] [LV] Enable partial reductions with EVL tail folding (PR #215515)

[Pengcheng Wang via llvm-commits]

wangpc-pp wrote:

> Thanks for looking into this. I have an open PR for it. #205741. Let me know if this implementation works for you too!

Aha, thanks for letting me know your work! I think it is duplicated now. I'd like to wait for your PR being merge. :-)

https://github.com/llvm/llvm-project/pull/215515