[PATCH] D81756: [SCCP] Turn sext into zext for positive ranges.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 271857.
fhahn added a comment.

Strip change flipping MayIncludeUndef and add removeLatticeValueFor helper, to remove stale pointers from ValueState.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D81756/new/

https://reviews.llvm.org/D81756

Files:
  llvm/lib/Transforms/Scalar/SCCP.cpp
  llvm/test/Transforms/SCCP/ip-ranges-casts.ll
  llvm/test/Transforms/SCCP/ip-ranges-sext.ll
  llvm/test/Transforms/SCCP/ranges-sext.ll
  llvm/test/Transforms/SCCP/widening.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D81756.271857.patch
Type: text/x-patch
Size: 7519 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20200618/a265bd88/attachment.bin>