12478684aa
PR-URL: https://github.com/nodejs/node/pull/33579 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com>
31 lines
530 B
JavaScript
31 lines
530 B
JavaScript
// Copyright 2020 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: --no-lazy-feedback-allocation
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"use strict";
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function foo() {
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let count = 0;
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try {
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for (p of v) {
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count += 1;
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}
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} catch (e) { }
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assertEquals(count, 0);
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}
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var v = [ "0", {}];
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foo();
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Reflect.deleteProperty(v, '0');
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let count_loop = 0;
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try {
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for (p of v) { count_loop += 1; }
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} catch (e) {}
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assertEquals(count_loop, 0);
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foo();
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