--- old/src/hotspot/share/c1/c1_LIRAssembler.hpp	2019-02-13 17:02:40.671757273 -0800
+++ new/src/hotspot/share/c1/c1_LIRAssembler.hpp	2019-02-13 17:02:40.455749118 -0800
@@ -198,6 +198,7 @@
   void emit_alloc_obj(LIR_OpAllocObj* op);
   void emit_alloc_array(LIR_OpAllocArray* op);
   void emit_opTypeCheck(LIR_OpTypeCheck* op);
+  void emit_opFlattenedStoreCheck(LIR_OpFlattenedStoreCheck* op);
   void emit_typecheck_helper(LIR_OpTypeCheck *op, Label* success, Label* failure, Label* obj_is_null);
   void emit_compare_and_swap(LIR_OpCompareAndSwap* op);
   void emit_lock(LIR_OpLock* op);