[OT] Stackless fibers/coroutines

[Chris Wright via Digitalmars-d]

On Sun, 25 Sep 2016 12:39:21 +0200, Jacob Carlborg wrote:
> On 2016-09-24 17:49, Nick Sabalausky wrote:
>> 2. Compared to C, D has much stricter rules about where a switch's
>> "case" labels can do. Ie, they can't really cross scope boundaries. So
>> *all* the coroutine's "yield" statements would have to be within the
>> same scope *and* at the same nesting-level (or at the very least,
>> there'd be some big annoying restrictions). Otherwise, when it gets
>> converted to a "case:", the resulting code would be invalid.
> 
> Do you have any examples?

Duff's device works, so case labels can cross scope boundaries.