import PrimRep ( PrimRep )
import PrimOp ( PrimOp, primOpIsCheap )
import TysPrim ( statePrimTyCon )
-import FieldLabel ( FieldLabel(..) )
+import FieldLabel ( FieldLabel )
import SrcLoc ( SrcLoc )
import Unique ( Unique, mkBuiltinUnique, getBuiltinUniques )
import Outputable