primitive vector types

[Don]

Andrei Alexandrescu wrote:
> Don wrote:
>> float[4] would be a greatly superior option if it could be done.
>> The key requirements are:
>> (1) need to specify that static arrays are passed by value.
>> (2) need to keep stack aligned to 16.
>> The good news is that both of these appear to be done on DMD2-Mac!
> 
> I agree with float[4] as a good choice. So are value semantics for T[n] 
> implemented on the Mac??
> 
> Andrei
Oh. I guess it was just a proposal then, and not implemented. We're not 
as close as I thought. Bummer.