Re: User-defined record types

[Lars Brinkhoff]

Stefan Monnier wrote:
>> What if we relax the type check to use (aref object 0) instead?
>
> One option could be to change `type-of' so as to know about the old
> struct format, and to make this backward compatibility hack dependent
> on a boolean var which defaults to nil but would be set to t as soon
> as we detect the use of an old-style struct.

I have now implemented that in the latest commit to the scratch/record
branch.