--- old/src/share/vm/c1/c1_LIR.cpp	2017-06-28 15:43:31.000000000 -0700
+++ new/src/share/vm/c1/c1_LIR.cpp	2017-06-28 15:43:30.000000000 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -395,6 +395,8 @@
   case lir_return:
     assert(in_opr()->is_register() || in_opr()->is_illegal(), "must be");
     break;
+  default:
+    break;
   }
 }