Concurrency Confusion

[Daniel Kozák via Digitalmars-d-learn]

On Tue, 04 Aug 2015 10:29:55 +0000
"岩倉 澪" <mio.iwakura at gmail.com> wrote:

> On Tuesday, 4 August 2015 at 08:35:10 UTC, Dicebot wrote:
> >     auto output = receiveOnly!(immutable(Bar)[]);
> 
> Won't message passing like this result in an expensive copy

No it will copy only struct containing length and pointer to data, so
it is cheap.