Objective-C 2.0 was part of 10.5 in 2007. It’s not directly tied to 64-bit suppo...

armadsen on May 27, 2019 | parent | context | favorite | on: Understanding the Objective-C Runtime (2010)

Objective-C 2.0 was part of 10.5 in 2007. It’s not directly tied to 64-bit support. You’re thinking of features that require the “modern runtime” which is only available on 64-bit Mac. Those features came after ObjC 2.0.

saagarjha on May 27, 2019 [–]

You're right, I mixed those two up. That's a bit too far back for me :)