anchor.diff:          -                   (<= (file-write-date fasl) newest))
           -          (delete-file fasl))))))
           +  (declare (ignore swank-files contrib-files fasl-dir)))
  -         
  +
            (defun compile-contribs (&key (src-dir (contrib-dir *source-directory*))
                                       (fasl-dir (contrib-dir *fasl-directory*))
           EOD
  
positive.code:       '';
      };
    };
  }
  
negative.code:         @@ -155,7 +155,7 @@
                            ,(unique-dir-name)))
              (user-homedir-pathname)))
  
          -(defvar *fasl-directory* (default-fasl-dir)
          +(defvar *fasl-directory* #P"$out/lib/common-lisp/swank/fasl/"
             "The directory where fasl files should be placed.")
  
           (defun binary-pathname (src-pathname binary-dir)
          @@ -277,12 +277,7 @@
                            (contrib-dir src-dir))))
  
           (defun delete-stale-contrib-fasl-files (swank-files contrib-files fasl-dir)
          -  (let ((newest (reduce #'max (mapcar #'file-write-date swank-files))))
          -    (dolist (src contrib-files)
  