[llvm] [VPlan] Unroll VPReplicateRecipe by VF. (PR #142433)

[Mikael Holmén via llvm-commits]

mikaelholmen wrote:

> Thanks should be fixed by [3b7b95f](https://github.com/llvm/llvm-project/commit/3b7b95f78e24aca5175b8f864bfea2953a2dd34f)

Yep, thanks!

There seem to be more problems though:
```opt -passes=loop-vectorize bbi-108429_2.ll -o /dev/null -force-vector-width=2 -mtriple=aarch64-none-linux-gnu```
hits the same assert, even with the fix (I tried now at trunk e34e02128e).
[bbi-108429_2.ll.gz](https://github.com/user-attachments/files/20959418/bbi-108429_2.ll.gz)


https://github.com/llvm/llvm-project/pull/142433