[PATCH] D75157: [DAGCombine] Perform the fold of A - (-B) -> A + B only when it is cheaper

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 26 01:09:33 PST 2020

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lebedev.ri added a comment.

The test changes don't immediately stand out to me as improvements.
I'd think the fix should go in other direction.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D75157/new/

https://reviews.llvm.org/D75157

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