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- ;; all the different permutations of or
- (list
- ;; not in tail position, no args
- (or)
- ;; not in tail position, one arg
- (or 'what)
- (or #f)
- ;; not in tail position, two arg
- (or 'what 'where)
- (or #f 'where)
- (or #f #f)
- (or 'what #f)
- ;; not in tail position, value discarded
- (begin (or 'what (error "two")) 'two)
- ;; in tail position (within the lambdas)
- ((lambda ()
- (or)))
- ((lambda ()
- (or 'what)))
- ((lambda ()
- (or #f)))
- ((lambda ()
- (or 'what 'where)))
- ((lambda ()
- (or #f 'where)))
- ((lambda ()
- (or #f #f)))
- ((lambda ()
- (or 'what #f))))
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