[Emacs-diffs] master 0107336: Add some sanity checking of defun arglist

[Glenn Morris]

branch: master
commit 010733616543f86aed9e351d5754d02864c2ea26
Author: Nicolas Richard <address@hidden>
Commit: Glenn Morris <address@hidden>

    Add some sanity checking of defun arglist
    
    * lisp/emacs-lisp/byte-run.el (defun):
    Check for malformed argument lists.  (Bug#15715)
---
 lisp/emacs-lisp/byte-run.el |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lisp/emacs-lisp/byte-run.el b/lisp/emacs-lisp/byte-run.el
index 818c268..69b4f41 100644
--- a/lisp/emacs-lisp/byte-run.el
+++ b/lisp/emacs-lisp/byte-run.el
@@ -240,6 +240,10 @@ The return value is undefined.
   ;; from
   ;;    (defun foo (arg) (toto)).
   (declare (doc-string 3) (indent 2))
+  (if (null
+       (and (listp arglist)
+            (null (delq t (mapcar #'symbolp arglist)))))
+      (error "Malformed arglist: %s" arglist))
   (let ((decls (cond
                 ((eq (car-safe docstring) 'declare)
                  (prog1 (cdr docstring) (setq docstring nil)))