(assert (eq s (last s (* 1440 most-positive-fixnum))))
(assert (null (butlast s (* 1440 most-positive-fixnum))))
(assert (null (nbutlast s (* 1440 most-positive-fixnum)))))
+
+;;; Bug reported by Paul Dietz: ASSOC should ignore NIL elements in a
+;;; alist
+(let ((f (compile nil '(lambda (x)
+ (assoc x '(nil (a . b) nil (nil . c) (c . d))
+ :test #'eq)))))
+ (assert (equal (funcall f 'nil) '(nil . c))))