From 0a1527d6b5f2c64829fa21b6441f19f419c84886 Mon Sep 17 00:00:00 2001
From: "Kim F. Storm" <storm@cua.dk>
Date: Thu, 7 Oct 2004 21:58:16 +0000
Subject: [PATCH] (redisplay_window): Fix flicker on vertical line between
 windows.  Update vertical line after drawing window fringes, but only if
 actually drawing any bitmaps--or there is no fringe.

---
 src/xdisp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/xdisp.c b/src/xdisp.c
index 37a0f9bb9d0..b7a24a4364b 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -12220,7 +12220,8 @@ redisplay_window (window, just_this_one_p)
     {
       update_begin (f);
       BLOCK_INPUT;
-      draw_window_fringes (w);
+      if (draw_window_fringes (w, 1))
+	x_draw_vertical_border (w);
       UNBLOCK_INPUT;
       update_end (f);
     }
-- 
2.39.5