[PATCH] D16740: [SelectionDAG] Eliminate exponential behavior in WalkChainUsers

Owen Anderson via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 29 16:05:56 PST 2016

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

Functionality LGTM.  I would add a comment at the use site of TokenFactorResult to point out that the walk is being memoized.


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