[PATCH] D112108: [InstCombine] Fold `(a & ~b) & ~c` to `a & ~(b | c)`

[Sanjay Patel via Phabricator via llvm-commits]

spatel added a comment.

I forgot to mention it during the review, but we should always have these kinds of bitwise logic folds apply to the Demorgan'ized sibling form too (and this fold itself is just reassociation + Demorgan):
3888de9507c7 <https://reviews.llvm.org/rG3888de9507c78d3d77a4f565f30a3bf1b2fce690>


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https://reviews.llvm.org/D112108