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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
635 B
JavaScript
28 lines
635 B
JavaScript
// Copyright 2019 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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function call(cb) {
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return cb.call(this, 42);
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}
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function bar() {
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function foo(arg) {
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%TurbofanStaticAssert(arg === 42);
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return %IsBeingInterpreted();
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}
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%PrepareFunctionForOptimization(foo);
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return call(foo);
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}
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%PrepareFunctionForOptimization(bar);
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%PrepareFunctionForOptimization(call);
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assertTrue(bar());
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assertTrue(bar());
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%OptimizeFunctionOnNextCall(bar);
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assertFalse(bar());
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