(function): Use restricted-sexp as parent.

diff --git a/lisp/wid-edit.el b/lisp/wid-edit.el
index c782e4262b8965c47b9774abab6446ae95765946..5e67255eac9fc245bbb36708f5fed639c398299a 100644 (file)
--- a/lisp/wid-edit.el
+++ b/lisp/wid-edit.el
@@ -3059,7 +3059,7 @@ It will read a directory name from the minibuffer when invoked."
 (defvar widget-function-prompt-value-history nil
   "History of input to `widget-function-prompt-value'.")
 
-(define-widget 'function 'sexp
+(define-widget 'function 'restricted-sexp
   "A Lisp function."
   :complete-function (lambda ()
                       (interactive)