[r6rs-discuss] [Formal] Requirement to detect circular lists

[Blake Coverett]

On 10/5/06, Felix <pfr6rs at pnkfx.org> wrote:
> How do the editors, developers and implementors feel about loosening
> the spec to allowing (but not _requiring_) implementations to throw
> an exception if the list arguments are not lists [of the same length]
> any point during the dynamic extent of an invocation?

+1 for 'not lists'.  I'm of the camp who believe stopping at the
end of the shortest list is a desired behavior for mismatched lengths.