master c4235eb26d: Make help-fns--generalized-variable more resilient

[Lars Ingebrigtsen]

branch: master
commit c4235eb26db27df63982083455f355ac9b46d70f
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    Make help-fns--generalized-variable more resilient
    
    * lisp/help-fns.el (help-fns--generalized-variable): Don't bug out
    when a key binding isn't a symbol.
---
 lisp/help-fns.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/help-fns.el b/lisp/help-fns.el
index d5b576de28..a3d4e002b6 100644
--- a/lisp/help-fns.el
+++ b/lisp/help-fns.el
@@ -1159,7 +1159,8 @@ Returns a list of the form (REAL-FUNCTION DEF ALIASED 
REAL-DEF)."
 (add-hook 'help-fns-describe-function-functions #'help-fns--compiler-macro 100)
 
 (defun help-fns--generalized-variable (function)
-  (when (and (get function 'gv-expander)
+  (when (and (symbolp function)
+             (get function 'gv-expander)
              ;; Don't mention obsolete generalized variables.
              (not (get function 'byte-obsolete-generalized-variable)))
     (insert (format-message "  `%s' is also a " function)