--- old/src/hotspot/share/opto/cfgnode.hpp	2019-03-11 14:26:37.490354722 +0100
+++ new/src/hotspot/share/opto/cfgnode.hpp	2019-03-11 14:26:37.282354725 +0100
@@ -95,7 +95,6 @@
   virtual Node* Identity(PhaseGVN* phase);
   virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
   virtual const RegMask &out_RegMask() const;
-  bool try_clean_mem_phi(PhaseGVN *phase);
   bool optimize_trichotomy(PhaseIterGVN* igvn);
 };
 
@@ -215,6 +214,7 @@
            inst_offset() == offset &&
            type()->higher_equal(tp);
   }
+  Node* try_clean_mem_phi(PhaseGVN *phase);
 
   virtual const Type* Value(PhaseGVN* phase) const;
   virtual Node* Identity(PhaseGVN* phase);