[PATCH] D136476: llvm-reduce: Add flag reduction pass

[John Regehr via Phabricator via llvm-commits]

regehr accepted this revision.
regehr added a comment.
This revision is now accepted and ready to land.

LGTM.

there's a simple test that we can apply to determine whether we add or remove any given flag: we should do whatever reduces the amount of undefined behavior. so, for example, nsw is one that we definitely to eliminate because this makes code more defined and hence (in general) easier to understand.


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https://reviews.llvm.org/D136476