Fix a crash in vertical-motion.

 src/xdisp.c (move_it_in_display_line_to): Call RESTORE_IT on ppos_it
 only under bidi iteration.

2 files changed, 7 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 293107f6ffb..44b8e168031 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-09-07  Eli Zaretskii  <eliz@gnu.org>
+
+        * xdisp.c (move_it_in_display_line_to): Call RESTORE_IT on ppos_it
+        only under bidi iteration.
+
 2011-09-07  Jan Djärv  <jan.h.d@swipnet.se>
 
         * gtkutil.c (xg_make_tool_item): Insert comment about eventbox.
diff --git a/src/xdisp.c b/src/xdisp.c
index f11362c1ae6..d4b14793843 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -8116,7 +8116,8 @@ move_it_in_display_line_to (struct it *it,
                       && !saw_smaller_pos
                       && IT_CHARPOS (*it) > to_charpos))
                 {
-                  if (!at_eob_p && IT_CHARPOS (ppos_it) < ZV)
+                  if (it->bidi_p
+                      && !at_eob_p && IT_CHARPOS (ppos_it) < ZV)
                     RESTORE_IT (it, &ppos_it, ppos_data);
                   result = MOVE_POS_MATCH_OR_ZV;
                   break;