[PATCH] D36619: [MachineCombine] Update instruction depths incrementally.

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 11 10:53:11 PDT 2017

efriedma added a comment.

For reference, I also ran into this problem at one point, and came up with a hack to just turn off trace-based optimizations for long basic blocks.  This implementation looks nicer. :)


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