(Fvertical_motion): Don't call move_it_by_lines again if moving by a

single line.

1 files changed, 10 insertions, 4 deletions

diff --git a/src/indent.c b/src/indent.c
index 7bef4949908..25d41a66f59 100644
--- a/src/indent.c
+++ b/src/indent.c
@@ -2128,15 +2128,21 @@ whether or not it is currently displayed in some window.  */)
                  which might span multiple screen lines (e.g., if it's
                  on a multi-line display string).  We want to start
                  from the last line that it occupies.  */
-              it.vpos = 0;
               if (PT < ZV)
                 {
                   while (IT_CHARPOS (it) <= PT)
-                    move_it_by_lines (&it, 1, 0);
-                  move_it_by_lines (&it, XINT (lines) - 1, 0);
+                    {
+                      it.vpos = 0;
+                      move_it_by_lines (&it, 1, 0);
+                    }
+                  if (XINT (lines) > 1)
+                    move_it_by_lines (&it, XINT (lines) - 1, 0);
                 }
               else
-                move_it_by_lines (&it, XINT (lines), 0);
+                {
+                  it.vpos = 0;
+                  move_it_by_lines (&it, XINT (lines), 0);
+                }
             }
         }