[PATCH] D29565: [DAGCombiner] (addc X, (adde Y, 0, Carry)) -> (adde X, Y, Carry) when Y + 1 cannot overflow.

Amaury SECHET via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 8 06:36:00 PST 2017


deadalnix added a comment.

This will cause the same problem if X is dependent on the result of the result of the Carry producer in some manner, so yes.


https://reviews.llvm.org/D29565





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