patch 9.1.0889: Possible unnecessary redraw after adding/deleting lines
Commit:
https://github.com/vim/vim/commit/9f25a3a237156889df3df78dbd8f12ee6059e332
Author: zeertzjq <zeert...@outlook.com>
Date: Tue Nov 26 15:08:02 2024 +0100
patch 9.1.0889: Possible unnecessary redraw after adding/deleting lines
Problem: Possible unnecessary redraw after adding/deleting lines.
Solution: Check b_mod_set before using b_mod_xlines to avoid using stale
b_mod_xlines value (zeertzjq).
closes: #16124
Signed-off-by: zeertzjq <zeert...@outlook.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>
diff --git a/src/drawscreen.c b/src/drawscreen.c
index cf2e4c15a..778cda4d4 100644
--- a/src/drawscreen.c
+++ b/src/drawscreen.c
@@ -2255,6 +2255,7 @@ win_update(win_T *wp)
// match in fixed position might need redraw
// if lines were inserted or deleted
|| (wp->w_match_head != NULL
+ && buf->b_mod_set
&& buf->b_mod_xlines != 0)
#endif
))))
@@ -2536,8 +2537,8 @@ win_update(win_T *wp)
// - 'number' is set and below inserted/deleted lines, or
// - 'relativenumber' is set and cursor moved vertically,
// the text doesn't need to be redrawn, but the number column does.
- if ((wp->w_p_nu && mod_top != 0
- && lnum >= mod_bot && buf->b_mod_xlines != 0)
+ if ((wp->w_p_nu && mod_top != 0 && lnum >= mod_bot
+ && buf->b_mod_set && buf->b_mod_xlines != 0)
|| (wp->w_p_rnu
&& wp->w_last_cursor_lnum_rnu != wp->w_cursor.lnum))
{
diff --git a/src/version.c b/src/version.c
index 53cfc6c1c..2416ad19d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 889,
/**/
888,
/**/
--
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