idUnfolding, idStrictness,
mkVanillaId, idInfo
)
-import IdInfo ( StrictnessInfo(..), ArityInfo, atLeastArity, vanillaIdInfo )
+import IdInfo ( StrictnessInfo(..), ArityInfo, atLeastArity )
import Maybes ( maybeToBool, catMaybes )
import Name ( setNameUnique )
import Demand ( isStrict )