[PATCH] D21271: Fix `InstCombine` to not widen metadata on store-to-load forwarding

[Yichao Yu via llvm-commits]

yuyichao added a comment.

> if a previous store to the same pointer is found, it is set to false.


My patch actually doesn't do that in such case. Probably better to add that too?


http://reviews.llvm.org/D21271