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Re: structs, records, SMOBs etc.



> > In what sense are smobs dynamic that records are not?  The unique tags
> > upon which records are built are allocated when the record declaration
> > is evaluated.  So the two seem pretty similar to me.
> 
> Well, SMOBs each have a unique type tag, wheras records use a Scheme
> object as the type identifier, and all have the same type tag. It
> seems to me that this has better implications for how well heap
> freezing will work, as the original poster suggested, but I could be
> wrong.

I don't see much real difference.  An instance of a SMOB type is a
first-class object, so if we can dump real numbers, then we should be
able to dump other smobs.  But I certainly haven't thought it through
carefully.