commit c4dc286fe67f385043efddca1bb7196619df8fb2
author Bram Moolenaar <Bram@vim.org> Mon May 04 16:10:26 2015 +0200
committer Bram Moolenaar <Bram@vim.org> Mon May 04 16:10:26 2015 +0200
tree 5149c94de515f57f4fcae88749201ad4c61998b0
parent 81278efadf45ad745ec9733fdd9970f070571544

patch 7.4.719
Problem:    Overflow when adding MAXCOL to a pointer.
Solution:   Subtract pointers instead. (James McCoy)

src/screen.c

diff --git a/src/screen.c b/src/screen.c
index f9a847d..a0e9fc9 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -4341,7 +4341,7 @@
 			  || (mb_utf8 && mb_c == 160)
 #endif
 			 ) && lcs_nbsp)
-			|| (c == ' ' && lcs_space && ptr <= line + trailcol)))
+			|| (c == ' ' && lcs_space && ptr - line <= trailcol)))
 	    {
 		c = (c == ' ') ? lcs_space : lcs_nbsp;
 		if (area_attr == 0 && search_attr == 0)

src/version.c

diff --git a/src/version.c b/src/version.c
index ab9d100..61bd602 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    719,
+/**/
     718,
 /**/
     717,