dxorshift: random number generators from the extended Xorshift family

[Joseph Rushton Wakeling via Digitalmars-d-announce]

On Sunday, 15 May 2016 at 11:15:38 UTC, Joseph Rushton Wakeling 
wrote:
> On Sunday, 15 May 2016 at 10:43:55 UTC, Joseph Rushton Wakeling 
> wrote:
>> Probably the best way to handle this is to handle the 
>> take-the-address side of things by a @trusted wrapper that 
>> uses `return ref` to guarantee the pointer remains valid for 
>> the lifetime of the wrapper itself.
>
> Note, I've been mulling over this myself for a while, so I'll 
> probably put something together in a future dxorshift release 
> (and probably try to get it in Phobos ASAP, as it will be very 
> helpful in avoiding the worst cases of the existing RNG 
> functionality).

Wrapper implemented here, together with documentation and tests:
https://github.com/WebDrake/dxorshift/pull/1

N.B. I'm sticking with the explicit wrapper, because I want to be 
really, really certain that what comes out is an input range 
whose underling RNG can _never_ be copied by value.