Patch 8.2.4091
Problem: Virtcol is recomputed for statusline unnecessarily.
Solution: Just use "w_virtcol". (closes #9523)
Files: src/buffer.c, src/testdir/test_statusline.vim
*** ../vim-8.2.4090/src/buffer.c 2022-01-08 12:41:12.200795557 +0000
--- src/buffer.c 2022-01-14 20:07:22.337166752 +0000
***************
*** 4610,4624 ****
case STL_VIRTCOL:
case STL_VIRTCOL_ALT:
! // In list mode virtcol needs to be recomputed
! virtcol = wp->w_virtcol;
! if (wp->w_p_list && wp->w_lcs_chars.tab1 == NUL)
! {
! wp->w_p_list = FALSE;
! getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL);
! wp->w_p_list = TRUE;
! }
! ++virtcol;
// Don't display %V if it's the same as %c.
if (opt == STL_VIRTCOL_ALT
&& (virtcol == (colnr_T)(!(State & INSERT) && empty_line
--- 4610,4616 ----
case STL_VIRTCOL:
case STL_VIRTCOL_ALT:
! virtcol = wp->w_virtcol + 1;
// Don't display %V if it's the same as %c.
if (opt == STL_VIRTCOL_ALT
&& (virtcol == (colnr_T)(!(State & INSERT) && empty_line
*** ../vim-8.2.4090/src/testdir/test_statusline.vim 2021-10-08
18:39:23.595208057 +0100
--- src/testdir/test_statusline.vim 2022-01-14 20:07:22.337166752 +0000
***************
*** 196,202 ****
--- 196,211 ----
set virtualedit=all
norm 10|
call assert_match('^10,-10\s*$', s:get_statusline())
+ set list
+ call assert_match('^10,-10\s*$', s:get_statusline())
set virtualedit&
+ exe "norm A\<Tab>\<Tab>a\<Esc>"
+ " In list mode a <Tab> is shown as "^I", which is 2-wide.
+ call assert_match('^9,-9\s*$', s:get_statusline())
+ set list&
+ " Now the second <Tab> ends at the 16th screen column.
+ call assert_match('^17,-17\s*$', s:get_statusline())
+ undo
" %w: Preview window flag, text is "[Preview]".
" %W: Preview window flag, text is ",PRV".
*** ../vim-8.2.4090/src/version.c 2022-01-14 13:19:40.054831855 +0000
--- src/version.c 2022-01-14 20:11:17.761624745 +0000
***************
*** 752,753 ****
--- 752,755 ----
{ /* Add new patch number below this line */
+ /**/
+ 4091,
/**/
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