[llvm] SplitKit: Fix rematerialization undoing subclass based split (PR #122110)

[Mikael Holmén via llvm-commits]

mikaelholmen wrote:

> Fix in #129727

After more downstream testing I now unfortunately see that while #129727 fixes many problems we saw, there are still cases that fail with verifier errors for our downstream target.
I have nothing to share right now, just wanted to give a heads up that not everything is fixed.

https://github.com/llvm/llvm-project/pull/122110