Tweak last change to silence compiler warning.

1 files changed, 2 insertions, 0 deletions

diff --git a/lisp/dired.el b/lisp/dired.el
index 080d34a90b1..5b460d92287 100644
--- a/lisp/dired.el
+++ b/lisp/dired.el
@@ -3299,6 +3299,8 @@ Ask means pop up a menu for the user to select one of copy, move or link."
                           ;;  y-or-n-p, which pops a graphical menu.
                           dired-overwrite-confirmed backup-file)
                       (when (and overwrite
+                                 ;; silence compiler
+                                 (boundp 'dired-backup-overwrite)
                                  dired-backup-overwrite
                                  (setq backup-file
                                        (car (find-backup-file-name to)))