Const question

[Graham St Jack]

On Sun, 23 Mar 2008 22:36:08 -0700, Walter Bright wrote:

> Graham St Jack wrote:
>> The discussion is under "const debacle", posted on 19th March. It looks
>> like plenty more thinking is needed to sort it out.
> 
> The const debacle thing is something else.

Oops. 

While I have your attention, what is the plan for expressing that an 
object is const or immutable and to have a mutable reference to it? 
Arrays are fine (like "string"), but what is the deal for classes?