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// Copyright (c) 2014 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.
/*---
esid: sec-array.prototype.concat
description: Array.prototype.concat sloppy arguments throws
features: [Symbol.isConcatSpreadable]
---*/
var args = (function(a) {
return arguments;
})(1, 2, 3);
Object.defineProperty(args, 0, {
get: function() {
throw new Test262Error();
}
});
args[Symbol.isConcatSpreadable] = true;
assert.throws(Test262Error, function() {
return [].concat(args, args);
}, 'return [].concat(args, args) throws a Test262Error exception');
reportCompare(0, 0);
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