Remove version number used in 'available' attribute for non-specific platform '*'.#391

Merged

ktopley-apple merged 2 commits intoswiftlang:masterfrom

dingobye:attribute_warnings

Aug 30, 2018

Commits on Aug 23, 2018

Fix warnings in attribute to make swift-corelibs-libdispatch
dingobye
committed

Commits on Aug 24, 2018

Add tvOS and watchOS to keep it consistent to Swift main repo.
Ding Ye
committed