What are the real advantages that D offers in multithreading?

[deadalnix via Digitalmars-d]

On Thursday, 28 January 2016 at 10:26:29 UTC, Kagamin wrote:
> On Wednesday, 27 January 2016 at 17:30:28 UTC, Brad Anderson 
> wrote:
>> Yeah, boost can do fibers. ASIO has clever/hacky "stackless 
>> coroutines" and C++17 is going to add "stackless resumable 
>> functions" for async/await. D is about to lose a competitive 
>> advantage here.
>
> Isn't asio based on fibers just like vibe?

More like generators, like C#, Hack or python. Note that the 2 
strategies can be used concurrently. For instance, HHVM run each 
request in a fiber + use asio within request to get another level 
of parallelism.