Mercurial > vim
changeset 33821:6c92d6f3a255 v9.0.2126
patch 9.0.2126: unused assignments when checking 'listchars'
Commit: https://github.com/vim/vim/commit/00624a2fa08d04bdded240d474e9cfdc193dbe10
Author: zeertzjq <zeertzjq@outlook.com>
Date: Thu Nov 23 20:47:16 2023 +0100
patch 9.0.2126: unused assignments when checking 'listchars'
Problem: Unused assignments when checking the value of 'listchars'.
Solution: Loop only once when just checking the value. Add a test to
check that this change doesn't cause double-free.
closes: #13559
Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Thu, 23 Nov 2023 21:00:04 +0100 |
parents | 83aac5eb0612 |
children | abd7434511dc |
files | src/screen.c src/testdir/test_listchars.vim src/version.c |
diffstat | 3 files changed, 8 insertions(+), 6 deletions(-) [+] |
line wrap: on
line diff
--- a/src/screen.c +++ b/src/screen.c @@ -4726,7 +4726,7 @@ set_chars_option(win_T *wp, char_u *valu } // first round: check for valid value, second round: assign values - for (round = 0; round <= 1; ++round) + for (round = 0; round <= (apply ? 1 : 0); ++round) { if (round > 0) { @@ -4913,11 +4913,6 @@ set_chars_option(win_T *wp, char_u *valu wp->w_fill_chars = fill_chars; } } - else if (is_listchars) - { - vim_free(lcs_chars.multispace); - vim_free(lcs_chars.leadmultispace); - } return NULL; // no error }
--- a/src/testdir/test_listchars.vim +++ b/src/testdir/test_listchars.vim @@ -265,6 +265,11 @@ func Test_listchars() call Check_listchars(expected, 5, 12) call assert_equal(expected, split(execute("%list"), "\n")) + " Changing the value of 'ambiwidth' twice shouldn't cause double-free when + " "leadmultispace" is specified. + set ambiwidth=double + set ambiwidth& + " Test leadmultispace and lead and space normal ggdG set listchars&