CSE.cseinherit CSEgen.cse_genericmethod class_of_operation : < class_of_operation : Mach.operation -> CSEgen.op_class; fundecl : Mach.fundecl -> Mach.fundecl; is_cheap_operation : Mach.operation -> bool; .. > -> Mach.operation -> CSEgen.op_classmethod is_cheap_operation : 'a -> Mach.operation -> bool