Now that it's fixed in the repl it breaks in lisp buffer with 'wrong type argument: number-or-marker-p, nil'
Index: slime.el =================================================================== RCS file: /project/slime/cvsroot/slime/slime.el,v retrieving revision 1.794 diff -u -p -r1.794 slime.el --- slime.el 28 Jun 2007 12:27:51 -0000 1.794 +++ slime.el 6 Jul 2007 16:21:16 -0000 @@ -10047,7 +10047,9 @@ be treated as a paragraph. This is usef (fill-paragraph nil) (let ((start (progn (unless (or (and (zerop (current-column)) (eq ?( (char-after))) - (slime-repl-at-prompt-start-p)) + (and (boundp 'slime-repl-input-start-mark) + slime-repl-input-start-mark + (slime-repl-at-prompt-start-p))) (slime-beginning-of-defun)) (point))) (end (ignore-errors (slime-end-of-defun) (point))))