On Feb 7, 2014, at 4:26 AM, Graham Cox <graham....@bigpond.com> wrote: > I'm using NSPointerArray to hold a list of weak references. > > In one case, I need to enumerate these in a mutation-safe way, so I make a > copy of the pointer array before iterating it. That works fine on 10.7 and > later, but on 10.6.x, I get a runtime exception that [NSConcretePointerArray > copyWithZone:] is abstract*. NSPointerArray documentation says that it > supports NSCopying and is available from 10.5 and later. Was -copy not > properly implemented until 10.7? How can I workaround this?
-[NSPointerArray copyWithZone:] was not implemented until 10.7. The alternative is to duplicate the contents of the array manually. -- Greg Parker gpar...@apple.com Runtime Wrangler _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com