[R6RS] eq?/eqv? on immutable pairs, records, etc.

[Michael Sperber]

"R. Kent Dybvig" <dyb at cs.indiana.edu> writes:

> Systems that unbox must already handle cases where objects escape and in
> such cases either (a) avoid unboxing, (b) retain the original boxed object
> as well as the unboxed pieces, or (c) rebox at the point of escape.  

I'm not really an expert on this, but I always thought option (c) was
fairly common among unboxing optimizations.  For example, Caml's
(untyped) unboxing strategy, which seems quite effective, does this.

-- 
Cheers =8-} Mike
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