[PATCH] D25297: [DAG] use SDNode flags 'nsz' to enable fadd/fsub with zero folds

Eric Christopher via llvm-commits llvm-commits at lists.llvm.org
Thu Oct 20 13:41:14 PDT 2016

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echristo accepted this revision.
echristo added a comment.
This revision is now accepted and ready to land.

This seems reasonable to me. I'd like to see something that adds the attribute to the instructions at some point, but as an intermediate step this is fine.

-eric


https://reviews.llvm.org/D25297

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