[all-commits] [llvm/llvm-project] f41284: [PHIElimination] Fix bug around $noreg assignment ...

[Guy David via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f4128428af0de952c9c5f0e10d8be7512a492986
      https://github.com/llvm/llvm-project/commit/f4128428af0de952c9c5f0e10d8be7512a492986
  Author: Guy David <49722543+guy-david at users.noreply.github.com>
  Date:   2025-06-30 (Mon, 30 Jun 2025)

  Changed paths:
    M llvm/lib/CodeGen/PHIElimination.cpp
    M llvm/test/CodeGen/AArch64/PHIElimination-reuse-copy.mir

  Log Message:
  -----------
  [PHIElimination] Fix bug around $noreg assignment (#146320)

PR which introduced the bug:
https://github.com/llvm/llvm-project/pull/131837.
Fixes a crash around dead registers which started in f5c62ee0fa04 by
verifying that the reused incoming register is also virtual.



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