(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.

1 files changed, 2 insertions, 1 deletions

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);
     }