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// Copyright 2019 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 includes(key, array) {
// Transition to dictionary mode in the final invocation.
array.__defineSetter__(key, () => {});
// Will then read OOB.
return array.includes(1234);
}
includes("", []);
includes("", []);
%OptimizeFunctionOnNextCall(includes);
includes("", []);
includes("1235", []);
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