- (defvar x 0) 
-   
- (defvar m #'(lambda () (incf x))) 
- (defvar n #'(lambda () (incf x) (funcall m))) 
-   
- (defun test () 
-     (let ((m #'(lambda () (funcall n)))) 
-         (funcall m))) 
-   
- (test) 
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