(syntax-ppss-stats): Be more robust when dividing by 0.

diff --git a/lisp/emacs-lisp/syntax.el b/lisp/emacs-lisp/syntax.el
index 0eef9671b4635e8c7c5ff04de97ab8f7127279d6..f00c8752dd483791c0bf50f668d121416a0f544d 100644 (file)
--- a/lisp/emacs-lisp/syntax.el
+++ b/lisp/emacs-lisp/syntax.el
@@ -92,7 +92,10 @@ point (where the PPSS is equivalent to nil).")
 (defvar syntax-ppss-stats
   [(0 . 0.0) (0 . 0.0) (0 . 0.0) (0 . 0.0) (0 . 0.0) (1 . 2500.0)])
 (defun syntax-ppss-stats ()
-  (mapcar (lambda (x) (cons (car x) (truncate (/ (cdr x) (car x)))))
+  (mapcar (lambda (x)
+           (condition-case nil
+               (cons (car x) (truncate (/ (cdr x) (car x))))
+             (error nil)))
          syntax-ppss-stats))
 
 ;;;###autoload