[PATCH] D26098: [SelectionDAG] Fix a crash visiting `AND` nodes
escha via llvm-commits
llvm-commits at lists.llvm.org
Fri Oct 28 14:11:36 PDT 2016
escha added a comment.
Might it be better to just bail if ShiftBits is zero? This seems like a classic case of "trying to optimize a node that itself is going to disappear when it gets combine()'d", so maybe we should just not do this "optimization" if the shift is no shift at all.
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