https://www.graalvm.org/ 
class com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject implements com.oracle.truffle.api.interop.TruffleObject
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject
  super_class: java.lang.Object
{
  final java.lang.Object delegate;
    descriptor: Ljava/lang/Object;
    flags: (0x0010) ACC_FINAL

  void <init>(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject this
        start local 1 // java.lang.Object delegate
         0: .line 107
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 108
            aload 0 /* this */
            aload 1 /* delegate */
            putfield com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject.delegate:Ljava/lang/Object;
         2: .line 109
            return
        end local 1 // java.lang.Object delegate
        end local 0 // com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0      this  Lcom/oracle/truffle/llvm/tests/interop/PointerCompareTest$WrappedObject;
            0    3     1  delegate  Ljava/lang/Object;
    MethodParameters:
          Name  Flags
      delegate  
}
SourceFile: "PointerCompareTest.java"
NestHost: com.oracle.truffle.llvm.tests.interop.PointerCompareTest
InnerClasses:
  WrappedObject = com.oracle.truffle.llvm.tests.interop.PointerCompareTest$WrappedObject of com.oracle.truffle.llvm.tests.interop.PointerCompareTest
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.library.ExportLibrary(value = Lcom/oracle/truffle/api/interop/InteropLibrary;, delegateTo = "delegate")