===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/diff/diffreg.c,v
retrieving revision 1.90
retrieving revision 1.91
diff -u -r1.90 -r1.91
--- src/usr.bin/diff/diffreg.c	2015/10/26 12:52:27	1.90
+++ src/usr.bin/diff/diffreg.c	2016/03/01 20:57:35	1.91
@@ -1,4 +1,4 @@
-/*	$OpenBSD: diffreg.c,v 1.90 2015/10/26 12:52:27 tedu Exp $	*/
+/*	$OpenBSD: diffreg.c,v 1.91 2016/03/01 20:57:35 natano Exp $	*/
 
 /*
  * Copyright (C) Caldera International Inc.  2001-2002.
@@ -1075,8 +1075,9 @@
 		 * back and restart where we left off.
 		 */
 		diff_output(".\n");
-		diff_output("%ds/.//\n", a);
-		a += i;
+		diff_output("%ds/.//\n", a + i - 1);
+		b = a + i - 1;
+		a = b + 1;
 		c += i;
 		goto restart;
 	}