From: Eli Zaretskii <eliz@gnu.org>
Date: Wed, 26 Jan 2022 14:44:14 +0000 (+0200)
Subject: Fix 'make_lispy_position' when there's an image at EOB
X-Git-Tag: emacs-28.0.92~81
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=6075ea0b79922765df29ac148ac3a1fbb236ed94;p=emacs.git

Fix 'make_lispy_position' when there's an image at EOB

* src/xdisp.c (move_it_to): Don't compare IT_CHARPOS with an
invalid TO_CHARPOS.  (Bug#53546)
---

diff --git a/src/xdisp.c b/src/xdisp.c
index 73edc0d7aaf..aa70b933f14 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -10016,7 +10016,8 @@ move_it_to (struct it *it, ptrdiff_t to_charpos, int to_x, int to_y, int to_vpos
 			 could have both positions after TO_CHARPOS or
 			 both positions before it, due to bidi
 			 reordering.)  */
-		      if (IT_CHARPOS (*it) != to_charpos
+		      if (to_charpos > 0
+			  && IT_CHARPOS (*it) != to_charpos
 			  && ((IT_CHARPOS (it_backup) > to_charpos)
 			      == (IT_CHARPOS (*it) > to_charpos)))
 			{