+;;; FUNCTION-LAMBDA-EXPRESSION should return something that's COMPILE
+;;; can understand. Here's a simple test for that on a function
+;;; that's likely to return a hairier list than just a lambda:
+(macrolet ((def (fn) `(progn
+ (declaim (inline ,fn))
+ (defun ,fn (x) (1+ x)))))
+ (def bug228))
+(let ((x (function-lambda-expression #'bug228)))
+ (when x
+ (assert (= (funcall (compile nil x) 1) 2))))
+