[PATCH] D30474: [InstCombine] Always Fold GEP chains where the first index is zero

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

If there's a single user, it's probably fine.  Or maybe I'm just being overly cautious.  In any case, please run the testsuite (or some equivalent benchmarking) to make sure there aren't any unexpected effects.

Long-term, I'd like to see this code rewritten so it doesn't depend on IR types.


https://reviews.llvm.org/D30474