Fix guard in ilist.FlattenAdd to give up on BottomType inputs.
#590
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weinbe58
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ilist.FlattenAdd to give-up on BottomType inputs. ilist.FlattenAdd to give up on BottomType inputs.
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Currently there are some cases where the assert
assert isinstance(lhs_type := lhs.type, types.Generic)is False becauseBottomis a subset ofIListTypein the type lattice. this PR adds some logic to make sure any Bottom types are skipped in this rewrite rule.