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

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Feb 6 05:57:36 PST 2017

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RKSimon added a comment.

Should this wait for https://reviews.llvm.org/D29524 and then use SelectionDAG::computeOverflowKind?


https://reviews.llvm.org/D29565

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