[PATCH] D21007: DSE: Don't remove stores made live by a call which unwinds.

[Eli Friedman via llvm-commits]

eli.friedman added a comment.

Updated.  Unfortunately, the patch gets a lot more complicated because of the need to avoid iterator invalidation.  On the plus side, I think I fixed a couple latent iterator invalidation bugs.


http://reviews.llvm.org/D21007