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

src/screen.c

@@ -4341,7 +4341,7 @@ win_line(wp, lnum, startrow, endrow, nochange)
 			  || (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

@@ -756,6 +756,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    719,
 /**/
     718,
 /**/