Added tag jdk8u121-b12 for changeset a9d0be47ceb5
diff --git a/corba/.hgtags b/corba/.hgtags
index 59846e9..29190b9 100644
--- a/corba/.hgtags
+++ b/corba/.hgtags
@@ -713,3 +713,4 @@
 c0210b2071599fa54aec59576ca942461ed8160a jdk8u121-b09
 e24a55876a79b630e8cfca7a1b38a0ee372f8533 jdk8u121-b10
 acbfa2934b2411dd20aacb42d1c8dd198fe9f8e9 jdk8u121-b11
+cc9a5d631b77582d52aceaf6d6066e99533d1756 jdk8u121-b12