[llvm-branch-commits] [llvm] release/23.x: Revert "[LV] Allow scalable epilogue VFs matching the MainLoop VF (#208686) (PR #211545)

[Benjamin Maxwell via llvm-branch-commits]

MacDue wrote:

I've created https://github.com/llvm/llvm-project/pull/211814, which disables scalable epilogue vectorization in most cases (for now). Though we'll still have the ability to force it (at the full VF), via `-scalable-vectorization=always`).

https://github.com/llvm/llvm-project/pull/211545