9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
31 lines
848 B
JavaScript
31 lines
848 B
JavaScript
// Copyright 2024 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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assertTrue(%StringWrapperToPrimitiveProtector());
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function createStringWrapper(newTarget) {
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return Reflect.construct(String, ["content"], newTarget);
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}
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%PrepareFunctionForOptimization(createStringWrapper);
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createStringWrapper(String);
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%OptimizeFunctionOnNextCall(createStringWrapper);
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class X {
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[Symbol.toPrimitive]() {
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return 'new';
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}
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}
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assertTrue(%StringWrapperToPrimitiveProtector());
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let x = createStringWrapper(X);
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// The protector is also invalidated when we call Reflect.construct from optimized code.
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assertFalse(%StringWrapperToPrimitiveProtector());
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assertEquals('got new', 'got ' + x);
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