fd4f80ce54
PR-URL: https://github.com/nodejs/node/pull/42657 Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com>
37 lines
834 B
JavaScript
37 lines
834 B
JavaScript
// Copyright 2021 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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// Test calling a class constructor on a polymorphic object throws a TypeError.
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function f(o) {
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o.get();
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}
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let obj = new Map();
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%PrepareFunctionForOptimization(f);
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f(obj);
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f(obj);
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obj.get = class C {};
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assertThrows(() => f(obj), TypeError);
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%OptimizeFunctionOnNextCall(f);
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assertThrows(() => f(obj), TypeError);
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// Test calling a closure of a class constructor throws a TypeError.
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function g(a) {
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var f;
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f = class {};
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if (a == 1) {
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f = function() {};
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}
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f();
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}
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%PrepareFunctionForOptimization(g);
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assertThrows(g, TypeError);
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assertThrows(g, TypeError);
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%OptimizeFunctionOnNextCall(g);
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assertThrows(g, TypeError);
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