--- old/src/hotspot/share/utilities/globalDefinitions_xlc.hpp	2018-03-12 10:02:54.891439014 -0400
+++ new/src/hotspot/share/utilities/globalDefinitions_xlc.hpp	2018-03-12 10:02:54.133369161 -0400
@@ -129,7 +129,6 @@
 // Portability macros
 #define PRAGMA_INTERFACE             #pragma interface
 #define PRAGMA_IMPLEMENTATION        #pragma implementation
-#define VALUE_OBJ_CLASS_SPEC
 
 // Formatting.
 #ifdef _LP64