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patch 9.1.0889: Possible unnecessary redraw after adding/deleting lines

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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 <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2024-11-26 15:08:02 +01:00
committed by Christian Brabandt
parent 0a850673e3
commit 9f25a3a237
2 changed files with 5 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/drawscreen.c
View File

@ -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))
{

2
src/version.c
View File

@ -704,6 +704,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
889,
/**/
888,
/**/