--- a/hotspot/src/share/vm/runtime/javaCalls.cpp	Wed Jul 05 11:03:19 2017 -0700
+++ b/hotspot/src/share/vm/runtime/javaCalls.cpp	Thu Jul 06 01:50:26 2017 +0200
@@ -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 ============