--- old/src/share/vm/runtime/javaCalls.cpp	2017-06-28 15:45:05.000000000 -0700
+++ new/src/share/vm/runtime/javaCalls.cpp	2017-06-28 15:45:05.000000000 -0700
@@ -172,9 +172,10 @@
     case T_ARRAY  : // fall through
     case T_OBJECT:  return T_OBJECT;
 #endif
+    default:
+      ShouldNotReachHere();
+      return T_ILLEGAL;
   }
-  ShouldNotReachHere();
-  return T_ILLEGAL;
 }
 
 // ============ Virtual calls ============