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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>
27 lines
678 B
JavaScript
27 lines
678 B
JavaScript
// Copyright 2017 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 --turbofan --no-always-turbofan
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// The deopt count is stored in the feedback vector which gets cleared when
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// bytecode is flushed, which --gc-interval can cause in stress modes.
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// Flags: --no-flush-bytecode --no-stress-flush-code
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function foo() {};
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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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assertOptimized(foo);
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// Unlink the function.
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%DeoptimizeFunction(foo);
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assertUnoptimized(foo);
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foo();
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assertUnoptimized(foo);
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