preparing for const, final, and invariant

[Walter Bright]

Don Clugston wrote:
> Walter Bright wrote:
>> final - the parameter will not be reassigned within the function
>> const - the function will not attempt to change the contents of what 
>> is referred to
>> scope - the function will not keep a reference to the parameter's data 
>> that will persist beyond the scope of the function
> 
> Looks great, although somewhat overwhelming for a newcomer.
> Will functions be overloadable on all of these?

Just for const.

> Anyway, it sounds as though we'll see 2.0 beta 1 before DMD 1.15 ?

Probably <g>.