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15 lines
345 B
JavaScript
15 lines
345 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
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function C() {}
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C.__proto__ = null;
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function f(c) { return 0 instanceof c; }
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f(C);
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%OptimizeFunctionOnNextCall(f);
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assertThrows(() => f(0));
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