JSTests/test262/test/language/statements/class/definition/side-effects-in-property-define.js

// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.5
description: >
    class side effects in property define
---*/
function B() {}
B.prototype = {
  constructor: B,
  set m(v) {
    throw Error();
  }
};

class C extends B {
  m() { return 1; }
}

assert.sameValue(new C().m(), 1, "`new C().m()` returns `1`");