minusNameSet, unionManyNameSets, elemNameSet, unitNameSet, nameSetToList
)
import Maybes ( catMaybes )
minusNameSet, unionManyNameSets, elemNameSet, unitNameSet, nameSetToList
)
import Maybes ( catMaybes )
import Pretty
import Util ( Ord3(..), thenCmp, isIn, removeDups, panic, panic#, assertPanic, assocDefault )
import UniqSet ( SYN_IE(UniqSet) )
import Pretty
import Util ( Ord3(..), thenCmp, isIn, removeDups, panic, panic#, assertPanic, assocDefault )
import UniqSet ( SYN_IE(UniqSet) )