9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
29 lines
618 B
JavaScript
29 lines
618 B
JavaScript
// Copyright 2024 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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//
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// Flags: --allow-natives-syntax
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class C {
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m() {
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return super.nodeType;
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}
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}
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var v1 = new C();
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%PrepareFunctionForOptimization(v1.m);
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v1.m(); // Undefined (inexistent feedback for nodeType access).
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C.prototype.__proto__ = new d8.dom.Div();
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var v2 = new C();
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try {
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v2.m(); // API feedback for nodeType access with different
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// receiver and start object.
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} catch {}
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%OptimizeMaglevOnNextCall(v1.m);
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try {
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v2.m();
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} catch {}
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