2425885552
Bug: v8:8801,v8:8394,v8:9183 Change-Id: I5ceaf731a1b2720f086e6791fe08caaaa55de030 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1662568 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Commit-Queue: Mythri Alle <mythria@chromium.org> Reviewed-by: Mythri Alle <mythria@chromium.org> Auto-Submit: Ross McIlroy <rmcilroy@chromium.org> Cr-Commit-Position: refs/heads/master@{#62224}
29 lines
533 B
JavaScript
29 lines
533 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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var v = 0;
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function foo(a) {
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v = a;
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}
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this.x = 0;
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delete x;
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%PrepareFunctionForOptimization(foo);
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foo();
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foo();
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%OptimizeFunctionOnNextCall(foo);
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foo();
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assertEquals(undefined, v);
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Object.freeze(this);
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%PrepareFunctionForOptimization(foo);
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foo(4);
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foo(5);
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%OptimizeFunctionOnNextCall(foo);
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foo(6);
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assertEquals(undefined, v);
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