55e8d61391
With bytecode flushing and lazy feedback allocation, we need to call %PrepareForOptimization before we call %OptimizeFunctionOnNextCall Bug: v8:8801, v8:8394 Change-Id: I1f84477a8cef27b4cff61b54daf6fe1a9e5f8e76 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1591775 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org> Cr-Commit-Position: refs/heads/master@{#61148}
31 lines
668 B
JavaScript
31 lines
668 B
JavaScript
// Copyright 2014 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 --deopt-every-n-times=5
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var array = [];
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function push(array, value) {
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array.push(value);
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}
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%PrepareFunctionForOptimization(push);
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push(array, 0);
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push(array, 1);
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push(array, 2);
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%OptimizeFunctionOnNextCall(push);
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push(array, 3);
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var v = 0;
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Object.defineProperty(Array.prototype, "4", {
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get: function() { return 100; },
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set: function(value) { v = value; }
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});
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push(array, 4);
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assertEquals(5, array.length);
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assertEquals(100, array[4]);
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assertEquals(4, v);
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