emacs-27 b87fc93: ; * src/xdisp.c (pos_visible_p): Yet another minor fix for bug#42039.

[Eli Zaretskii]

branch: emacs-27
commit b87fc938a01f8b5d7204568caffdaae781cfbcb0
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    ; * src/xdisp.c (pos_visible_p): Yet another minor fix for bug#42039.
---
 src/xdisp.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/xdisp.c b/src/xdisp.c
index 2aff120..269777a 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -1851,10 +1851,13 @@ pos_visible_p (struct window *w, ptrdiff_t charpos, int 
*x, int *y,
                  /* Account for line-number display, if IT3 still
                     didn't.  This can happen if START - 1 is the
                     first or the last character on its display line.  */
-                 if (it3.lnum_pixel_width > 0)
-                   top_x += it3.lnum_pixel_width;
-                 else if (it.line_number_produced_p)
-                   top_x += it.lnum_pixel_width;
+                 if (!it3.line_number_produced_p)
+                   {
+                     if (it3.lnum_pixel_width > 0)
+                       top_x += it3.lnum_pixel_width;
+                     else if (it.line_number_produced_p)
+                       top_x += it.lnum_pixel_width;
+                   }
                  /* Normally, we would exit the above loop because we
                     found the display element whose character
                     position is CHARPOS.  For the contingency that we