arrow-super.js

'use strict';
class Base {
  constructor(x) {
    this.x = x;
  }
}

let f;
class D1 extends Base {
  constructor() {
    f = () => super(2);
  }
}
assertThrows(function() {
  new D1();
}, ReferenceError);

var o = f();
assertEquals(2, o.x);