[PATCH] D91343: [InstCombine] Optimize away the unnecessary multi-use sign-extend

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

Can the test cases be simplified? I'm not sure you need the multiple blocks to just check for multiuse?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D91343/new/

https://reviews.llvm.org/D91343