--- old/src/hotspot/share/runtime/globals.hpp	2019-09-10 08:03:07.033305311 -0700
+++ new/src/hotspot/share/runtime/globals.hpp	2019-09-10 08:03:06.705293629 -0700
@@ -2485,9 +2485,6 @@
   product(bool, EnableValhalla, true,                                       \
           "Enable experimental Valhalla features")                          \
                                                                             \
-  product(bool, EnableValhallaC1, false,                                    \
-          "Enable C1 compiler for Valhalla")                                \
-                                                                            \
   product_pd(bool, ValueTypePassFieldsAsArgs,                               \
           "Pass each value type field as an argument at calls")             \
                                                                             \