[PATCH] D49512: [CodeGenPrepare] Remove instruction from PromotedInsts if we have seen it multi times

[Noel Grandin via Phabricator via llvm-commits]

grandinj added a comment.

from someone who is just an observer: What happens when we see IsSExt types

  A
  B
  A

?
Then the last one will re-insert A, which is probably not what you want.


Repository:
  rL LLVM

https://reviews.llvm.org/D49512