23 lines
491 B
JavaScript
23 lines
491 B
JavaScript
|
// Copyright 2016 the V8 project authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style license that can be
|
||
|
|
// found in the LICENSE file.
|
||
|
|
|
||
|
|
// Flags: --allow-natives-syntax
|
||
|
|
|
||
|
|
(function() {
|
||
|
|
'use strict';
|
||
|
|
class A extends Function {
|
||
|
|
constructor(...args) {
|
||
|
|
super(...args);
|
||
|
|
this.a = 42;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var v1 = new A("'use strict';");
|
||
|
|
function f(func) {
|
||
|
|
func.__defineSetter__('a', function() { });
|
||
|
|
}
|
||
|
|
var v2 = new A();
|
||
|
|
f(v2);
|
||
|
|
f(v1);
|
||
|
|
})();
|