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// Copyright 2017 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
const s = new Map();
function foo(s) {
const i = s[Symbol.iterator]();
i.next();
return i;
};
%PrepareFunctionForOptimization(foo);
console.log(foo(s));
console.log(foo(s));
%OptimizeFunctionOnNextCall(foo);
console.log(foo(s));
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