--- old/src/hotspot/cpu/aarch64/globals_aarch64.hpp	2019-01-24 17:46:52.275481712 +0000
+++ new/src/hotspot/cpu/aarch64/globals_aarch64.hpp	2019-01-24 17:46:51.587451137 +0000
@@ -68,6 +68,7 @@
 define_pd_global(bool, PreserveFramePointer, false);
 
 define_pd_global(bool, ValueTypePassFieldsAsArgs, false);
+define_pd_global(bool, ValueTypeReturnedAsFields, false);
 
 // GC Ergo Flags
 define_pd_global(uintx, CMSYoungGenPerWorker, 64*M);  // default max size of CMS young gen, per GC worker thread