Objective-C still cares about the C standard. Since it's a superset of C, the C standard that it's a superset of matters. So just as there's C89, C99 and C11, t

Objective-C still cares about the C standard. Since it's a superset of C, the C standard that it's a superset of matters. So just as there's C89, C99 and C11, there's an Objective-C89, Objective-C99 and Objective-C11. Certain C11 features (such as generic macros) could be very useful in Obj-C.