From: Bram Moolenaar <Bram@vim.org>
Date: Sat, 12 Feb 2022 21:59:51 +0000 (+0000)
Subject: patch 8.2.4364: MS-Windows: still running out of memory for a very long line
X-Git-Tag: v8.2.4364
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=45491660787043ea412719544881db691338d730;p=vim

patch 8.2.4364: MS-Windows: still running out of memory for a very long line

Problem:    MS-Windows: still running out of memory for a very long line.
Solution:   Check for negative length.
---

diff --git a/src/indent.c b/src/indent.c
index 3148495db..95fc74ee4 100644
--- a/src/indent.c
+++ b/src/indent.c
@@ -1726,7 +1726,7 @@ ex_retab(exarg_T *eap)
 			len = num_spaces + num_tabs;
 			old_len = (long)STRLEN(ptr);
 			new_len = old_len - col + start_col + len + 1;
-			if (new_len >= MAXCOL)
+			if (new_len <= 0 || new_len >= MAXCOL)
 			{
 			    emsg(_(e_resulting_text_too_long));
 			    break;
diff --git a/src/version.c b/src/version.c
index 18f7892f1..ea5119c32 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4364,
 /**/
     4363,
 /**/