--- a/langtools/.hgtags	Wed Jul 05 17:59:00 2017 +0200
+++ b/langtools/.hgtags	Thu Jan 05 08:42:49 2012 -0800
@@ -141,3 +141,4 @@
 ec2c0973cc31e143cffc05ceb63d98fae76f97d4 jdk8-b16
 ab1b1cc7857716914f2bb20b3128e5a8978290f7 jdk8-b18
 77b2c066084cbc75150efc6603a713c558329813 jdk8-b19
+ffd294128a48cbb90ce8f0569f82b61f1f164a18 jdk8-b20