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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 constructor() {}
const obj = Object.create(constructor.prototype);
for (let i = 0; i < 1020; ++i) {
constructor.prototype["x" + i] = 42;
}
function foo() {
return obj instanceof constructor;
}
assertTrue(foo());
assertTrue(foo());
%OptimizeFunctionOnNextCall(foo);
assertTrue(foo());
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