[llvm] [LoopVectorize] Check for vector-to-scalar casts in legalizer (PR #106244)

[via llvm-commits]

ErikHogeman wrote:

> Might be good to retitle this s/LoopVectorize/LV/.

Do you mean in the commit message?

Thanks for the review, I will fix your comments tomorrow.

https://github.com/llvm/llvm-project/pull/106244