918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
55 lines
1.7 KiB
JavaScript
55 lines
1.7 KiB
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 --turbolev --turbofan
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var object = { f: function() { return 42; }, x: 42 };
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delete object.x;
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function call_f_receiver_obj(o) {
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return o.f();
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}
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%PrepareFunctionForOptimization(call_f_receiver_obj);
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assertEquals(42, call_f_receiver_obj(object));
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%OptimizeFunctionOnNextCall(call_f_receiver_obj);
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assertEquals(42, call_f_receiver_obj(object));
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assertOptimized(call_f_receiver_obj);
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function call_f_receiver_number(o) {
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return o.f();
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}
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Number.prototype.f = function() { return 12 };
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%PrepareFunctionForOptimization(call_f_receiver_number);
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assertEquals(12, call_f_receiver_number(7));
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%OptimizeFunctionOnNextCall(call_f_receiver_number);
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assertEquals(12, call_f_receiver_number(7));
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assertEquals(12, call_f_receiver_number(4.56));
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assertOptimized(call_f_receiver_number);
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function f() {
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return this.x;
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}
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function call_f_receiver_undefined(o) {
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return f.call(o);
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}
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%PrepareFunctionForOptimization(call_f_receiver_undefined);
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assertEquals(undefined, call_f_receiver_undefined(undefined));
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assertEquals(undefined, call_f_receiver_undefined(null));
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%OptimizeFunctionOnNextCall(call_f_receiver_undefined);
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assertEquals(undefined, call_f_receiver_undefined(undefined));
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assertEquals(undefined, call_f_receiver_undefined(null));
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assertOptimized(call_f_receiver_undefined);
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// Since the global proxy is passed to `f`, changing `x` here should change the
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// return value of `f`.
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var x = 23;
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assertEquals(x, call_f_receiver_undefined(undefined));
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assertEquals(x, call_f_receiver_undefined(null));
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assertOptimized(call_f_receiver_undefined);
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