Like volatile? Volatile doesn't work. Why would you want that? __gshared has purpose to...

If you don't share data, you don't need to worry how to share...

But this should fail since foo doesn't take shared?

Why isn't it always...

Nope. __gshared isn't even part of the type so it can't do that...

Hm, I would think that using __gshared would not be affected by compiler improvements, since...

Actually, not so much, because in D, most variables are _not_ shared across threads (unlike...

People don't have to use shared, D supports old good "anything can be shared...

I checked the source, and it's thread-local. (Specifically, it's declared as 'static'.)

I think Pony uses a GC (also to collect dead threads/actors).

But I have...

https://www.youtube.com/watch?v=YIp-0V6YKfQ