[PATCH] D46422: [LCSSA] Iteratively remove unused PHI nodes in formLCSSAForInstructions

[Davide Italiano via Phabricator via llvm-commits]

davide added a comment.

@mzolotukhin can you please take a look? This broke a lot in the past and you're the one who fixed it, so you're in the best position to review the patch.


Repository:
  rL LLVM

https://reviews.llvm.org/D46422