[PATCH] D31919: NewGVN: Don't propagate over phi backedges where undef causes us to have >1 value.

Daniel Berlin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 12 00:23:15 PDT 2017


dberlin added a comment.

So far, i can't find any measurable time spent in the SCC version, so i think we will go with that.


https://reviews.llvm.org/D31919





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