[all-commits] [llvm/llvm-project] 1844d6: [RewriteStatepointsForGC] Use poison instead of un...

[Nuno Lopes via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1844d64818fb602804034f62757f5e10ab29ce7c
      https://github.com/llvm/llvm-project/commit/1844d64818fb602804034f62757f5e10ab29ce7c
  Author: Nuno Lopes <nuno.lopes at tecnico.ulisboa.pt>
  Date:   2023-07-22 (Sat, 22 Jul 2023)

  Changed paths:
    M llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
    M llvm/test/Transforms/RewriteStatepointsForGC/scalar-base-vector.ll
    M llvm/test/Transforms/RewriteStatepointsForGC/vector-nonlive-clobber.ll

  Log Message:
  -----------
  [RewriteStatepointsForGC] Use poison instead of undef as placeholder [NFC]
This is used in shufflevectors where the placeholder arg is unused.
It's also used when deleting invariant_start