Chris Lattner: We’ve had internal discussions and have explicitly decided not to version the language any more. Instead of “Objective-C 2.0” or some such, there is now just “Objective-C as of Xcode 4.4” or “Objective-C in LLVM Compiler/Clang 4.0”. If you’d like to reason about or conditionalize your code on various language features, please use … Continue reading Objective-C, Unversioned