Kotlin immutable list bytecode

gistfile1.txt

Compiled from "test.kt"
public final class TestKt {
  public static final void main(java.lang.String[]);
    Code:
       0: aload_0
       1: ldc           #9                  // String args
       3: invokestatic  #15                 // Method kotlin/jvm/internal/Intrinsics.checkParameterIsNotNull:(Ljava/lang/Object;Ljava/lang/String;)V
       6: new           #17                 // class ImmutableList
       9: dup
      10: iconst_5
      11: anewarray     #19                 // class java/lang/Integer
      14: dup
      15: iconst_0
      16: iconst_1
      17: invokestatic  #23                 // Method java/lang/Integer.valueOf:(I)Ljava/lang/Integer;
      20: aastore
      21: dup
      22: iconst_1
      23: iconst_2
      24: invokestatic  #23                 // Method java/lang/Integer.valueOf:(I)Ljava/lang/Integer;
      27: aastore
      28: dup
      29: iconst_2
      30: iconst_3
      31: invokestatic  #23                 // Method java/lang/Integer.valueOf:(I)Ljava/lang/Integer;
      34: aastore
      35: dup
      36: iconst_3
      37: iconst_4
      38: invokestatic  #23                 // Method java/lang/Integer.valueOf:(I)Ljava/lang/Integer;
      41: aastore
      42: dup
      43: iconst_4
      44: iconst_5
      45: invokestatic  #23                 // Method java/lang/Integer.valueOf:(I)Ljava/lang/Integer;
      48: aastore
      49: invokespecial #27                 // Method ImmutableList."<init>":([Ljava/lang/Object;)V
      52: astore_1
      53: aload_1
      54: ldc           #29                 // String alal
      56: invokevirtual #33                 // Method ImmutableList.with:(Ljava/lang/Object;)LImmutableList;
      59: astore_2
      60: return
}