updated for version 7.4.362
Problem:    When matchaddpos() uses a length smaller than the number of bytes
            in the (last) character the highlight continues until the end of
            the line.
Solution:   Change condition from equal to larger-or-equal.
diff --git a/src/screen.c b/src/screen.c
index 3bd4125..909a606 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -3852,7 +3852,7 @@
 			{
 			    shl->attr_cur = shl->attr;
 			}
-			else if (v == (long)shl->endcol)
+			else if (v >= (long)shl->endcol)
 			{
 			    shl->attr_cur = 0;
 			    next_search_hl(wp, shl, lnum, (colnr_T)v, cur);