[PATCH] D61938: [InstCombine] canShiftBinOpWithConstantRHS(): drop bogus(?) signbit check

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

I have manually checked these changed tests in alive, and they are all good.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61938/new/

https://reviews.llvm.org/D61938