master 6e1ee57c8ef: checkdoc: Don't warn for () in cl-defmacro args

[Stefan Kangas]

branch: master
commit 6e1ee57c8ef58c9426ed55e5255c2527f45549a4
Author: Stefan Kangas <stefankangas@gmail.com>
Commit: Stefan Kangas <stefankangas@gmail.com>

    checkdoc: Don't warn for () in cl-defmacro args
    
    Seen with, for example:
    
        (cl-defmacro foo (bar () &body baz) ...)
    
    * lisp/emacs-lisp/checkdoc.el (checkdoc-this-string-valid-engine):
    Improve support for `cl-defmacro' by ignoring "nil" in parameter list.
---
 lisp/emacs-lisp/checkdoc.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/emacs-lisp/checkdoc.el b/lisp/emacs-lisp/checkdoc.el
index e918ec1eebd..cf7b7c318f6 100644
--- a/lisp/emacs-lisp/checkdoc.el
+++ b/lisp/emacs-lisp/checkdoc.el
@@ -1793,7 +1793,7 @@ function,command,variable,option or symbol." ms1))))))
                   (order (and (nth 3 fp) (car (nth 3 fp))))
                   (nocheck (append '("&optional" "&rest" "&key" "&aux"
                                       "&context" "&environment" "&whole"
-                                      "&body" "&allow-other-keys")
+                                      "&body" "&allow-other-keys" "nil")
                                     (nth 3 fp)))
                   (inopts nil))
               (while (and args found (> found last-pos))