[PATCH] D41361: [SimplifyCFG] Avoid quadratic on a predecessors number behavior in instruction sinking.

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Dec 20 16:54:57 PST 2017

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

OK, fixing the heuristic doesn't need to block this fix. Sinking itself appears to be working as expected, and I don't think this particular case of a bunch of PHI nodes is likely to show up often in practice.



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