To really split hairs, the iPhone 10.10 SDK from Xcode 8.0 beta 1 has the +isMainThread, and beta 2 has the class property :-) (being a collector of header files...)
(and I do need to break that 8.2 for 8-beta-2 habit) ++md On Wed, Jul 13, 2016 at 11:34 AM, Jens Alfke <j...@mooseyard.com> wrote: > > > On Jul 13, 2016, at 7:20 AM, Mark Dalrymple via swift-users < > swift-users@swift.org> wrote: > > > > It's a change in Xcode 8.2 - NSThread.isMainThread in ObjC land is now a > class property: > > ^^ Xcode 8.0 (beta) > > > In Xcode 8.1(and since iPhone OS 2) it was a regular old-school class > method: > > ^^ Xcode 7.x > > Strictly speaking, this is a change in the iOS 10 / macOS 10.12 SDKs (but > of course they’re rev-locked to Xcode versions.) > > —Jens
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