[PATCH] D70975: [SDAG] remove use restriction in isNegatibleForFree() when called from getNegatedExpression()

Florian Hahn via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Dec 11 11:10:13 PST 2019


fhahn added a comment.

This seems to cause a DAGCombiner to not terminate for some inputs on AArch64. Unfortunately I cannot share the inputs that cause the cycle :(


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70975/new/

https://reviews.llvm.org/D70975





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