--- old/src/share/vm/ci/ciValueKlass.cpp	2017-01-09 14:53:26.178908923 +0100
+++ new/src/share/vm/ci/ciValueKlass.cpp	2017-01-09 14:53:26.030908930 +0100
@@ -133,6 +133,13 @@
   )
 }
 
+bool ciValueKlass::flatten_array() const {
+  GUARDED_VM_ENTRY(
+    valueKlassHandle vklass_h(ValueKlass::cast(get_Klass()));
+    return vklass_h()->flatten_array();
+  )
+}
+
 // When passing a value type's fields as arguments, count the number
 // of argument slots that are needed
 int ciValueKlass::value_arg_slots() {