Subject: 24.3.50.1; Overlays with a window property affect other windows

From: E Sabof <[email-masked]>
Date: Sat, 8 Jun 2013 14:58:58 +0100

To reproduce

Start emacs -Q
M-:

(progn
  (insert "some text")
  (let ((ov (make-overlay (- (point) 9) (point))))
    (overlay-put ov 'window (selected-window))
    (overlay-put ov 'display "different text"))
  (split-window-vertically))

RET

Evgeni