Object.kt

// Kotlin:

abstract class Abstract {
    abstract val abc: String

    init {
        println(javaClass.name + ": " + abc)
    }
}

object Object : Abstract() {
    override val abc: String = "abc"
}

// Bytecode of `Object`:

  // access flags 0x1
  public getAbc()Ljava/lang/Object;
  @Lorg/jetbrains/annotations/NotNull;() // invisible
   L0
    LINENUMBER 35 L0
    GETSTATIC abc/Object.abc : Ljava/lang/Object; <- the getter returns the value of the static field
    ARETURN

  // access flags 0x2
  private <init>()V
   L0
    LINENUMBER 34 L0
    ALOAD 0
   L1
    LINENUMBER 34 L1
    INVOKESPECIAL abc/Abstract.<init> ()V // <- calls super constructor
    RETURN
   L2
    LOCALVARIABLE this Labc/Object; L0 L2 0
    MAXSTACK = 1
    MAXLOCALS = 1
    
  // access flags 0x8
  static <clinit>()V
   L0
    LINENUMBER 34 L0
    NEW abc/Object
    DUP
    INVOKESPECIAL abc/Object.<init> ()V <- calls `Object`'s constructor
    ASTORE 0
    ALOAD 0
    PUTSTATIC abc/Object.INSTANCE : Labc/Object;
   L1
    LINENUMBER 35 L1
    LDC "abc"
    PUTSTATIC abc/Object.abc : Ljava/lang/String; <- puts the value into the static field
    RETURN
    MAXSTACK = 2
    MAXLOCALS = 1