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50930a0fa0
PR-URL: https://github.com/nodejs/node/pull/39469 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
15 lines
417 B
JavaScript
15 lines
417 B
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax
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function foo(o) { return %ToLength(o.length); }
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%PrepareFunctionForOptimization(foo);
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foo(new Array(4));
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foo(new Array(Math.pow(2, 32) - 1));
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foo({length: 10});
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%OptimizeFunctionOnNextCall(foo);
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foo({length: 10});
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