--- old/src/share/vm/runtime/arguments.cpp	2017-03-16 14:28:01.505799121 +0100
+++ new/src/share/vm/runtime/arguments.cpp	2017-03-16 14:27:57.502799933 +0100
@@ -2489,6 +2489,12 @@
     FLAG_SET_CMDLINE(bool, ValueTypePassFieldsAsArgs, false);
     warning("ValueTypePassFieldsAsArgs is not supported on this platform");
   }
+
+  if (FLAG_IS_DEFAULT(TieredCompilation)) {
+    // C1 has no support for value types
+    TieredCompilation = false;
+  }
+
   return status;
 }