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

[Florian Hahn via Phabricator via llvm-commits]

fhahn added a comment.

This appears to cause the following crash: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32759

It would be great if you could take a look. Reproducer test case linked on the page is  https://oss-fuzz.com/download?testcase_id=5658887807172608 , crashes when running `opt -instcombine`


Repository:
  rG LLVM Github Monorepo

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

https://reviews.llvm.org/D91343