src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.nodes/src/org/graalvm/compiler/nodes/java/ClassIsAssignableFromNode.java

*** 53,67 ****
  
      public ClassIsAssignableFromNode(ValueNode thisClass, ValueNode otherClass) {
          super(TYPE, thisClass, otherClass);
      }
  
!     public Object getThisClass() {
          return getX();
      }
  
!     public Object getOtherClass() {
          return getY();
      }
  
      @Override
      public Node canonical(CanonicalizerTool tool, ValueNode forX, ValueNode forY) {
--- 53,67 ----
  
      public ClassIsAssignableFromNode(ValueNode thisClass, ValueNode otherClass) {
          super(TYPE, thisClass, otherClass);
      }
  
!     public ValueNode getThisClass() {
          return getX();
      }
  
!     public ValueNode getOtherClass() {
          return getY();
      }
  
      @Override
      public Node canonical(CanonicalizerTool tool, ValueNode forX, ValueNode forY) {
*** 80,95 ****
      public void lower(LoweringTool tool) {
          tool.getLowerer().lower(this, tool);
      }
  
      @Override
!     public Stamp getSucceedingStampForX(boolean negated) {
          return null;
      }
  
      @Override
!     public Stamp getSucceedingStampForY(boolean negated) {
          return null;
      }
  
      @Override
      public TriState tryFold(Stamp xStamp, Stamp yStamp) {
--- 80,95 ----
      public void lower(LoweringTool tool) {
          tool.getLowerer().lower(this, tool);
      }
  
      @Override
!     public Stamp getSucceedingStampForX(boolean negated, Stamp xStamp, Stamp yStamp) {
          return null;
      }
  
      @Override
!     public Stamp getSucceedingStampForY(boolean negated, Stamp xStamp, Stamp yStamp) {
          return null;
      }
  
      @Override
      public TriState tryFold(Stamp xStamp, Stamp yStamp) {