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}
16 lines
405 B
JavaScript
16 lines
405 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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// MODULE
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// Flags: --allow-natives-syntax --opt --turbo-filter=*
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export let x = 0;
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function foo() { x++ };
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%PrepareFunctionForOptimization(foo);
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foo();
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%OptimizeFunctionOnNextCall(foo);
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foo();
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assertOptimized(foo);
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assertEquals(2, x);
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