--- old/src/share/vm/runtime/relocator.cpp	2017-06-28 15:45:08.000000000 -0700
+++ new/src/share/vm/runtime/relocator.cpp	2017-06-28 15:45:08.000000000 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -247,6 +247,8 @@
           ShouldNotReachHere();
       }
     }
+    default:
+      break;
   }
   return instruction_length_at(bci);
 }