[PATCH] D44683: [SelectionDAG] Removing FABS folding from DAGCombiner

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

There is supposed to be redundancy between instcombine and dagcombiner. Patterns can appear during lowering that won’t appear in instcombine


https://reviews.llvm.org/D44683