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6bd756d7c6
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>
122 lines
3.0 KiB
JavaScript
122 lines
3.0 KiB
JavaScript
// Copyright 2017 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
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(function() {
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function eq(a, b) { return a == b; }
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var o = { [Symbol.toPrimitive]: () => "o" };
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%PrepareFunctionForOptimization(eq);
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assertTrue(eq(o, o));
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assertTrue(eq(o, o));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(o, o));
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assertTrue(eq("o", o));
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%PrepareFunctionForOptimization(eq);
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assertTrue(eq(o, "o"));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(o, o));
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assertTrue(eq("o", o));
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assertTrue(eq(o, "o"));
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assertOptimized(eq);
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})();
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(function() {
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function ne(a, b) { return a != b; }
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var o = { [Symbol.toPrimitive]: () => "o" };
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%PrepareFunctionForOptimization(ne);
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assertFalse(ne(o, o));
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assertFalse(ne(o, o));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(o, o));
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assertFalse(ne("o", o));
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%PrepareFunctionForOptimization(ne);
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assertFalse(ne(o, "o"));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(o, o));
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assertFalse(ne("o", o));
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assertFalse(ne(o, "o"));
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assertOptimized(ne);
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})();
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(function() {
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function eq(a, b) { return a == b; }
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var a = {};
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var b = {b};
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var u = %GetUndetectable();
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%PrepareFunctionForOptimization(eq);
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(null, u));
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%PrepareFunctionForOptimization(eq);
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assertTrue(eq(undefined, u));
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assertTrue(eq(u, null));
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assertTrue(eq(u, undefined));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(null, u));
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assertTrue(eq(undefined, u));
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assertTrue(eq(u, null));
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assertTrue(eq(u, undefined));
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assertOptimized(eq);
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})();
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(function() {
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function ne(a, b) { return a != b; }
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var a = {};
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var b = {b};
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var u = %GetUndetectable();
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%PrepareFunctionForOptimization(ne);
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(null, u));
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%PrepareFunctionForOptimization(ne);
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assertFalse(ne(undefined, u));
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assertFalse(ne(u, null));
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assertFalse(ne(u, undefined));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(null, u));
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assertFalse(ne(undefined, u));
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assertFalse(ne(u, null));
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assertFalse(ne(u, undefined));
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assertOptimized(ne);
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})();
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