* fringe.c (update_window_fringes): Don't update overlay arrow bitmap in the current matrix if keep_current_p is non-zero.

2 files changed, 11 insertions, 2 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 3f53eabb5d1..cd98ec04aa4 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-06-01  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
+
+        * fringe.c (update_window_fringes): Don't update overlay arrow bitmap
+        in the current matrix if keep_current_p is non-zero.
+
 2011-05-25  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
 
         * dispextern.h (struct glyph_row): New member fringe_bitmap_periodic_p.
diff --git a/src/fringe.c b/src/fringe.c
index e160353914e..bd178846c62 100644
--- a/src/fringe.c
+++ b/src/fringe.c
@@ -1309,8 +1309,12 @@ update_window_fringes (w, keep_current_p)
 
       if (row->overlay_arrow_bitmap != cur->overlay_arrow_bitmap)
         {
-          redraw_p = row->redraw_fringe_bitmaps_p = cur->redraw_fringe_bitmaps_p = 1;
-          cur->overlay_arrow_bitmap = row->overlay_arrow_bitmap;
+          redraw_p = row->redraw_fringe_bitmaps_p = 1;
+          if (!keep_current_p)
+            {
+              cur->redraw_fringe_bitmaps_p = 1;
+              cur->overlay_arrow_bitmap = row->overlay_arrow_bitmap;
+            }
         }
 
       row->left_fringe_bitmap = left;