Why is the "in" storage class missing from the ParameterStorageClass enum?

[Lutger Blijdestijn]

Andrej Mitrovic wrote:

> On 1/21/11, Jonathan M Davis <jmdavisProg at gmx.com> wrote:
>> Umm. in is never the default. in is essentially an alias for const scope.
>> The
>> default is non-shared and mutable.
>>
>> - Jonathan M Davis
>>
> 
> That's what I thought. But I did saw it mentioned in this NG a couple
> of times, I can't remember by who though.
> 
> In any case, "in" seems to be missing from that enum definition. So
> unless there's a specific reason for its absence, I'd file an
> enhancement request.

It's not needed because it should resolve to SCOPE for ParameterStorageClass 
and const is not a storage class, but a type constructor.