On Sat, Aug 20, 2016, 12:34 Konstantin Shaposhnikov < k.shaposhni...@gmail.com> wrote:
> The code might be race free for the current Go implementation but I don't > think this behaviour is documented. > It does not have to. There's no way to implement the documented behavior of sync.Waitgroup such that it would not itself use and thus also provide synchronization (aka the HB ordering). > https://golang.org/ref/mem doesn't mention sync.WaitGroup at all. So > wg.Done() doesn't necessarily happen before wg.Wait() returns and the > effect of writing to "result" could be not visible after wg.Wait(). > Such Waitgroup would be useless. -- -j -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
