v8/test/mjsunit/regress/regress-crbug-580506.js
ishell ac03ef02d6 Also check new_target_is_base() bit when comparing two maps for equivalence.
BUG=chromium:580506
LOG=N

Review URL: https://codereview.chromium.org/1631673002

Cr-Commit-Position: refs/heads/master@{#33497}
2016-01-25 16:44:01 +00:00

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);
})();