--- old/src/hotspot/share/opto/subnode.hpp	2018-02-22 16:36:26.184505078 +0100
+++ new/src/hotspot/share/opto/subnode.hpp	2018-02-22 16:36:25.984506374 +0100
@@ -177,6 +177,7 @@
   virtual int Opcode() const;
   virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
   virtual const Type *sub( const Type *, const Type * ) const;
+  Node* has_perturbed_operand() const;
 };
 
 //------------------------------CmpNNode--------------------------------------
@@ -195,6 +196,7 @@
 public:
   CmpLNode( Node *in1, Node *in2 ) : CmpNode(in1,in2) {}
   virtual int    Opcode() const;
+  virtual Node* Ideal(PhaseGVN* phase, bool can_reshape);
   virtual const Type *sub( const Type *, const Type * ) const;
 };