1 files changed, 8 insertions, 5 deletions

diff --git a/src/macterm.c b/src/macterm.c
index 0d7aa68bbea..52709c757f2 100644
--- a/src/macterm.c
+++ b/src/macterm.c
@@ -2243,13 +2243,16 @@ x_draw_fringe_bitmap (w, row, p)
                   ny = row->visible_height;
                 }
 
-              if (left + width == bx)
+              if (bx >= 0)
                 {
-                  bx = left + sb_width;
-                  nx += width - sb_width;
+                  if (left + width == bx)
+                    {
+                      bx = left + sb_width;
+                      nx += width - sb_width;
+                    }
+                  else if (bx + nx == left)
+                    nx += width - sb_width;
                 }
-              else if (bx + nx == left)
-                nx += width - sb_width;
             }
         }