public class com.oracle.truffle.js.test.regress.GR22001
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.js.test.regress.GR22001
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.test.regress.GR22001 this
         0: .line 53
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.truffle.js.test.regress.GR22001 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/test/regress/GR22001;

  public void testForIn();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=6, args_size=1
        start local 0 // com.oracle.truffle.js.test.regress.GR22001 this
         0: .line 57
            ldc "let count = 0;\nlet incCount = () => ++count;\nObject.defineProperty(Object.prototype, 'done', { set: incCount });\nObject.defineProperty(Object.prototype, 'value', { set: incCount });\nfor (let key in { foo : 42 });\ncount"
            astore 1 /* code */
        start local 1 // java.lang.String code
         1: .line 63
            aconst_null
            astore 2
            aconst_null
            astore 3
         2: iconst_0
            anewarray java.lang.String
            invokestatic com.oracle.truffle.js.test.JSTest.newContextBuilder:([Ljava/lang/String;)Lorg/graalvm/polyglot/Context$Builder;
            invokevirtual org.graalvm.polyglot.Context$Builder.build:()Lorg/graalvm/polyglot/Context;
            astore 4 /* context */
        start local 4 // org.graalvm.polyglot.Context context
         3: .line 64
            aload 4 /* context */
            ldc "js"
            aload 1 /* code */
            invokevirtual org.graalvm.polyglot.Context.eval:(Ljava/lang/String;Ljava/lang/CharSequence;)Lorg/graalvm/polyglot/Value;
            astore 5 /* count */
        start local 5 // org.graalvm.polyglot.Value count
         4: .line 65
            aload 5 /* count */
            invokevirtual org.graalvm.polyglot.Value.isNumber:()Z
            invokestatic org.junit.Assert.assertTrue:(Z)V
         5: .line 66
            lconst_0
            aload 5 /* count */
            invokevirtual org.graalvm.polyglot.Value.asInt:()I
            i2l
            invokestatic org.junit.Assert.assertEquals:(JJ)V
        end local 5 // org.graalvm.polyglot.Value count
         6: .line 67
            aload 4 /* context */
            ifnull 12
            aload 4 /* context */
            invokevirtual org.graalvm.polyglot.Context.close:()V
            goto 12
      StackMap locals: com.oracle.truffle.js.test.regress.GR22001 java.lang.String java.lang.Throwable java.lang.Throwable org.graalvm.polyglot.Context
      StackMap stack: java.lang.Throwable
         7: astore 2
            aload 4 /* context */
            ifnull 8
            aload 4 /* context */
            invokevirtual org.graalvm.polyglot.Context.close:()V
        end local 4 // org.graalvm.polyglot.Context context
      StackMap locals:
      StackMap stack:
         8: aload 2
            athrow
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: astore 3
            aload 2
            ifnonnull 10
            aload 3
            astore 2
            goto 11
      StackMap locals:
      StackMap stack:
        10: aload 2
            aload 3
            if_acmpeq 11
            aload 2
            aload 3
            invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
      StackMap locals:
      StackMap stack:
        11: aload 2
            athrow
        12: .line 68
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.String code
        end local 0 // com.oracle.truffle.js.test.regress.GR22001 this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   13     0     this  Lcom/oracle/truffle/js/test/regress/GR22001;
            1   13     1     code  Ljava/lang/String;
            3    8     4  context  Lorg/graalvm/polyglot/Context;
            4    6     5    count  Lorg/graalvm/polyglot/Value;
      Exception table:
        from    to  target  type
           3     6       7  any
           2     9       9  any
    RuntimeVisibleAnnotations: 
      org.junit.Test()
}
SourceFile: "GR22001.java"
InnerClasses:
  public final Builder = org.graalvm.polyglot.Context$Builder of org.graalvm.polyglot.Context