See Dybvig's paper on this issue (cons vs values). This is an SE-PL trade off.
On Jan 6, 2015, at 7:05 PM, Benjamin Greenman wrote: > From a practical point of view, at the low level the implementation is > heavily optimized for functions that return exactly one value. > Functions that return a different number of values are slower. > > Does this mean I'm better off returning (cons a b) than (values a b)? > ____________________ > Racket Users list: > http://lists.racket-lang.org/users
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