David Majnemer bfd695d591 [EarlyCSE] Don't add the overflow flags to the hash
We take the intersection of overflow flags while CSE'ing.
This permits us to consider two instructions with different overflow
behavior to be replaceable.

llvm-svn: 267153
2016-04-22 14:12:50 +00:00
..
2016-01-26 21:29:08 +00:00