Comment #2 on issue 4217 by [email protected]: |new| should
construct objects from function instead of caller realm
https://code.google.com/p/v8/issues/detail?id=4217
This is observable using iframes, test case from the linked
bugs.ecmascript.org report:
---
<!doctype html>
<html>
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
</head>
<body>
<iframe id="iframe"></iframe>
<script type="text/javascript">
(function(){
"use strict";
var global = window;
var otherGlobal = document.getElementById("iframe").contentWindow;
var f = otherGlobal.eval("(function f(){})");
f.prototype = null;
var o = new f();
var proto = Object.getPrototypeOf(o);
alert([
proto === global.Object.prototype,
proto === otherGlobal.Object.prototype,
]);
})();
</script>
</body>
</html>
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