src/share/vm/runtime/arguments.cpp

*** 2520,2529 ****
--- 2520,2534 ----
    if (LP64_ONLY(false &&) !FLAG_IS_DEFAULT(ValueTypePassFieldsAsArgs)) {
      FLAG_SET_CMDLINE(bool, ValueTypePassFieldsAsArgs, false);
      warning("ValueTypePassFieldsAsArgs is not supported on this platform");
    }
  
+   if (LP64_ONLY(false &&) !FLAG_IS_DEFAULT(ValueTypeReturnedAsFields)) {
+     FLAG_SET_CMDLINE(bool, ValueTypeReturnedAsFields, false);
+     warning("ValueTypeReturnedAsFields is not supported on this platform");
+   }
+ 
    if (FLAG_IS_DEFAULT(TieredCompilation)) {
      // C1 has no support for value types
      TieredCompilation = false;
    }
    return status;