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// Copyright 2015 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
"use strict";
var B = class extends Int32Array {};
function f(b) {
if (b) {
null instanceof B;
}
};
%PrepareFunctionForOptimization(f);
f();
f();
f();
%OptimizeFunctionOnNextCall(f);
f();
function f2() {
return new B();
};
%PrepareFunctionForOptimization(f2);
%OptimizeFunctionOnNextCall(f2);
f2();
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