(update_window_fringes): Update fringe bitmaps if

cur and row ends_at_zv_p differs.  If bitmaps of a row is updated,
also update previous row to get rid of misc. artifacts.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/fringe.c b/src/fringe.c
index 000095f470a..44c36d12b6b 100644
--- a/src/fringe.c
+++ b/src/fringe.c
@@ -930,6 +930,7 @@ update_window_fringes (w, force_p)
       if (force_p
           || row->y != cur->y
           || row->visible_height != cur->visible_height
+          || row->ends_at_zv_p != cur->ends_at_zv_p
           || left != cur->left_fringe_bitmap
           || right != cur->right_fringe_bitmap
           || left_face_id != cur->left_fringe_face_id
@@ -953,6 +954,9 @@ update_window_fringes (w, force_p)
       row->right_fringe_bitmap = right;
       row->left_fringe_face_id = left_face_id;
       row->right_fringe_face_id = right_face_id;
+
+      if (rn > 0 && row->redraw_fringe_bitmaps_p)
+        row[-1].redraw_fringe_bitmaps_p = cur[-1].redraw_fringe_bitmaps_p = 1;
     }
 
   return redraw_p;