6bd756d7c6
PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
34 lines
684 B
JavaScript
34 lines
684 B
JavaScript
// Copyright 2022 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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let caught = false;
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function main() {
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class B {
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m() {
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try {
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return super.nodeType; // The access site (megamorphic)
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} catch (e) {
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caught = true;
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}
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}
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}
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const node = new d8.dom.Div(); // API obj
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B.prototype.__proto__ = node; // Lookup start obj == API obj
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const b = new B();
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b.x0 = 2;
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b.x1 = 10;
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b.x2 = 3;
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b.x3 = 4;
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for (let i = 0; i < 20000; i++) {
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caught = false;
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b.m();
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assertTrue(caught);
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}
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}
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main();
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