From d3f46cffef9cc839da1640194e5e536cfb3e7553 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Sat, 23 Dec 1995 07:47:37 +0000
Subject: [PATCH] (prepare_menu_bars): If update_mode_lines, update all frame
 titles too.

---
 src/xdisp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xdisp.c b/src/xdisp.c
index aa7226cfd8a..fbffc857128 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -709,7 +709,7 @@ prepare_menu_bars ()
      has yet been specified."
      I think that is no longer a concern.  */
 #ifdef HAVE_WINDOW_SYSTEM
-  if (windows_or_buffers_changed)
+  if (windows_or_buffers_changed || update_mode_lines)
     {
       Lisp_Object tail, frame;
 
-- 
2.39.2