Was: Re: Vote for std.process

[Vladimir Panteleev]

On Friday, 12 April 2013 at 12:30:09 UTC, Lars T. Kyllingstad 
wrote:
> Finally, an example from the new std.process which got some 
> heavy criticism in the other thread:
>
>     envz[pos++] = (var~'='~val~'\0').ptr;
>
> I have been operating under the assumption that the compiler is 
> smart enough to make the above a single allocation.  If it 
> isn't, I would consider it a compiler issue.

Multiple chained array concatenations are performed at once, 
using the _d_arraycatnT function in Druntime.