srecord noeq IF0FromByteCode(IVF1<MethodMaker> fillMethod) {
  ClassMaker<IF0> classMaker;
  MethodMaker methodMaker;
  
  IF0 get() {
    classMaker = new(IF0);
    methodMaker = MethodMaker(classMaker, O, "get");
    fillMethod.get(methodMaker);
    methodMaker.done();
    ret classMaker.newInstance();
  }
}

static IF0 if0FromByteCode(IVF1<MethodMaker> fillMethod) {
  ret new IF0FromByteCode(fillMethod)!;
}