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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>
28 lines
709 B
JavaScript
28 lines
709 B
JavaScript
// Copyright 2018 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 --noalways-turbofan
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global = 1;
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function boom(value) {
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return global;
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}
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%PrepareFunctionForOptimization(boom);
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assertEquals(1, boom());
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assertEquals(1, boom());
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%DisableOptimizationFinalization();
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%OptimizeFunctionOnNextCall(boom, "concurrent");
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assertEquals(1, boom());
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%WaitForBackgroundOptimization();
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this.__defineGetter__("global", () => 42);
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%FinalizeOptimization();
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// boom should be deoptimized because the global property cell has changed.
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assertUnoptimized(boom);
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assertEquals(42, boom());
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