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vim-patch:8.2.5150: read past the end of the first line with ":0;'{"

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Problem:    Read past the end of the first line with ":0;'{".
Solution:   When on line zero check the column is valid for line one.
f7c7c3fad6
This commit is contained in:
zeertzjq
2022-06-23 06:22:43 +08:00
parent 801faeaae2
commit f088915495
2 changed files with 12 additions and 1 deletions
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5
src/nvim/ex_docmd.c
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@@ -2826,10 +2826,13 @@ int parse_cmd_address(exarg_T *eap, char **errormsg, bool silent)
curwin->w_cursor.lnum = eap->line2;
// Don't leave the cursor on an illegal line or column, but do
// accept zero as address, so 0;/PATTERN/ works correctly.
// accept zero as address, so 0;/PATTERN/ works correctly
// (where zero usually means to use the first line).
// Check the cursor position before returning.
if (eap->line2 > 0) {
check_cursor();
} else {
check_cursor_col();
}
need_check_cursor = true;
}