> On Nov 10, 2016, at 12:39 PM, Stephen Canon via swift-evolution > <[email protected]> wrote: > >> On Nov 10, 2016, at 1:30 PM, Dave Abrahams via swift-evolution >> <[email protected]> wrote: >> >> What worries me is that if systems programmers are trying to get static >> guarantees that there's no ARC traffic, they won't be willing to handle >> a copyable thing that carries ownership. > > FWIW, we (frequently) only need a static guarantee of no ARC traffic *within > a critical section*. If we can guarantee that whatever ARC operations need to > be done happen in a precisely-controlled manner at a known interface > boundary, that’s often good enough.
“Critical section” is a phrase I normally associate with multi-threaded code… Do we need to start talking about concurrency to move this topic forward? - Dave Sweeris _______________________________________________ swift-evolution mailing list [email protected] https://lists.swift.org/mailman/listinfo/swift-evolution
