[PATCH] D81632: Fix undefined behavior in PeepholeOptimizer.

[Matthias Braun via Phabricator via llvm-commits]

MatzeB requested changes to this revision.
MatzeB added a comment.
This revision now requires changes to proceed.

Back to author. We should fix the relevant `isCoalescableExtInstr` in the targets instead of just default initializing the field. That said all implementations of that callback on open-source trunk look fine to me too.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D81632/new/

https://reviews.llvm.org/D81632