From: Eli Zaretskii <eliz@gnu.org>
Date: Thu, 3 Sep 2020 12:59:46 +0000 (+0300)
Subject: Fix vertical cursor motion when 'visual-line-mode' is in effect
X-Git-Tag: emacs-28.0.90~6270
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=8cb15183aa8faba4af52d7b87e5ee4dcd3b1104f;p=emacs.git

Fix vertical cursor motion when 'visual-line-mode' is in effect

* src/xdisp.c (move_it_in_display_line_to): Fix a logic error made
as part of introducing the 'word-wrap-by-category' feature; that
error brought back bug#8155.
---

diff --git a/src/xdisp.c b/src/xdisp.c
index dd737580438..406b2d70d58 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -9532,7 +9532,7 @@ move_it_in_display_line_to (struct it *it,
 			 we can't wrap here.  Therefore, wrap_it
 			 (previously found wrap-point) _is_ relevant
 			 in that case.  */
-		      && !(moved_forward && char_can_wrap_before (it)))
+		      && (!moved_forward || char_can_wrap_before (it)))
 		    {
 		      /* If we've found TO_X, go back there, as we now
 			 know the last word fits on this screen line.  */