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-rw-r--r--lisp/window.el3
1 files changed, 3 insertions, 0 deletions
diff --git a/lisp/window.el b/lisp/window.el
index 2b5a4ab161d..188b3acf311 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -36,6 +36,9 @@ of this construct.
However, if a window has become dead, don't get an error,
just refrain from reselecting it."
`(let ((save-selected-window-window (selected-window))
+ ;; It is necessary to save all of these, because calling
+ ;; select-window changes frame-selected-window for whatever
+ ;; frame that window is in.
(save-selected-window-alist
(mapcar (lambda (frame) (list frame (frame-selected-window frame)))
(frame-list))))