With XCode7 Beta 6 I can now:
• build my (non bitcode) app with its (bitcode) WatchOS2 extension.
• submit it to iTunes Connect.
• enable internal testing
• install the iOS app
but....
• I cannot install the WatchOS2 app:
Aug 25 11:48:26 dbroads-iPhone companionappd[14648] <Notice>: (Error) WatchKit: validateWatchKitApplicationInfoDictionary, invalid Info.plist key 'DTThinningTraits' Aug 25 11:48:26 dbroads-iPhone companionappd[14648] <Notice>: (Error) WatchKit: <SPApplicationManager.m -[SPApplicationManager applicationInstallationInfoWithIdentifier:idsPriority:installer:error:]:2074> plugin validation error for uk.co.xxxx.watchkitapp Aug 25 11:48:26 dbroads-iPhone companionappd[14648] <Notice>: (Note ) WatchKit: application (uk.co.xxxx.watchkitapp), install status: 8, message: installation error
It looks like the current build of WatchOS2 can't cope with app thinning?