--- old/src/share/vm/oops/method.hpp	2017-05-29 18:07:43.535026497 +0200
+++ new/src/share/vm/oops/method.hpp	2017-05-29 18:07:43.459026579 +0200
@@ -571,7 +571,11 @@
   Symbol* klass_name() const;                    // returns the name of the method holder
   BasicType result_type() const;                 // type of the method result
   bool is_returning_oop() const                  { BasicType r = result_type(); return (r == T_OBJECT || r == T_ARRAY); }
+  bool is_returning_vt() const                   { BasicType r = result_type(); return r == T_VALUETYPE; }
   bool is_returning_fp() const                   { BasicType r = result_type(); return (r == T_FLOAT || r == T_DOUBLE); }
+#ifdef ASSERT
+  ValueKlass* returned_value_type(Thread* thread) const;
+#endif
 
   // Checked exceptions thrown by this method (resolved to mirrors)
   objArrayHandle resolved_checked_exceptions(TRAPS) { return resolved_checked_exceptions_impl(this, THREAD); }