; Simplify last commit

* lisp/mail/footnote.el (footnote-mode): Simplify last change.

(cherry picked from commit 5c07fc7557ad9dd353f18a270042d9e844c85bef)

diff --git a/lisp/mail/footnote.el b/lisp/mail/footnote.el
index 1e6265c79bfd85b7bb89c9f1c43f7e44716bd514..8ce78505d20aafc41978a1ed737d847d088a5ce3 100644 (file)
--- a/lisp/mail/footnote.el
+++ b/lisp/mail/footnote.el
@@ -895,9 +895,8 @@ play around with the following keys:
     (make-local-variable 'footnote-end-tag)
     (make-local-variable 'adaptive-fill-function)
     (setq-local sentence-end-base
-                (rx (or (regexp sentence-end-base)
-                        (seq (regexp sentence-end-base)
-                             "[" (+ digit) "]"))))
+                (rx (regexp sentence-end-base)
+                    (? (seq "[" (+ digit) "]"))))
 
     ;; Filladapt is a GNU ELPA package.
     (when (boundp 'filladapt-token-table)