55e8d61391
With bytecode flushing and lazy feedback allocation, we need to call %PrepareForOptimization before we call %OptimizeFunctionOnNextCall Bug: v8:8801, v8:8394 Change-Id: I1f84477a8cef27b4cff61b54daf6fe1a9e5f8e76 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1591775 Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Reviewed-by: Ross McIlroy <rmcilroy@chromium.org> Cr-Commit-Position: refs/heads/master@{#61148}
152 lines
3.1 KiB
JavaScript
152 lines
3.1 KiB
JavaScript
// Copyright 2015 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 test(expected, f) {
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%PrepareFunctionForOptimization(f);
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assertEquals(expected, f());
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assertEquals(expected, f());
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%OptimizeFunctionOnNextCall(f);
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assertEquals(expected, f());
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assertEquals(expected, f());
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}
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function testThrows(f) {
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%PrepareFunctionForOptimization(f);
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assertThrows(f);
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assertThrows(f);
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%OptimizeFunctionOnNextCall(f);
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assertThrows(f);
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assertThrows(f);
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}
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function f1() { return undefined; }
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test(void 0, f1);
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function f2() { return void 0; }
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test(void 0, f2);
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function f3() { return void 0 == void 0; }
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test(true, f3);
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function f4() { return void 0 == undefined; }
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test(true, f4);
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function f5() { return undefined == void 0; }
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test(true, f5);
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function f6() { return "" + undefined; }
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test("undefined", f6);
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function f7() { return void 0 === void 0; }
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test(true, f7);
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function f8() { return void 0 === undefined; }
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test(true, f8);
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function f9() { return undefined === void 0; }
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test(true, f9);
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delete undefined;
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function g1() { return undefined; }
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test(void 0, g1);
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function g2() { return void 0; }
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test(void 0, g2);
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function g3() { return void 0 == void 0; }
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test(true, g3);
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function g4() { return void 0 == undefined; }
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test(true, g4);
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function g5() { return undefined == void 0; }
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test(true, g5);
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function g6() { return "" + undefined; }
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test("undefined", g6);
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function g7() { return void 0 === void 0; }
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test(true, g7);
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function g8() { return void 0 === undefined; }
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test(true, g8);
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function g9() { return undefined === void 0; }
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test(true, g9);
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undefined = 111;
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function h1() { return undefined; }
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test(void 0, h1);
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function h2() { return void 0; }
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test(void 0, h2);
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function h3() { return void 0 == void 0; }
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test(true, h3);
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function h4() { return void 0 == undefined; }
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test(true, h4);
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function h5() { return undefined == void 0; }
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test(true, h5);
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function h6() { return "" + undefined; }
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test("undefined", h6);
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function h7() { return void 0 === void 0; }
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test(true, h7);
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function h8() { return void 0 === undefined; }
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test(true, h8);
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function h9() { return undefined === void 0; }
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test(true, h9);
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// -------------
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function k1() { return this.undefined; }
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test(void 0, k1);
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function k2() { return void 0; }
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test(void 0, k2);
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function k3() { return void 0 == void 0; }
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test(true, k3);
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function k4() { return void 0 == this.undefined; }
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test(true, k4);
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function k5() { return this.undefined == void 0; }
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test(true, k5);
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function k6() { return "" + this.undefined; }
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test("undefined", k6);
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function k7() { return void 0 === void 0; }
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test(true, k7);
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function k8() { return void 0 === this.undefined; }
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test(true, k8);
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function k9() { return this.undefined === void 0; }
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test(true, k9);
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// -------------
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function m1() { return undefined.x; }
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testThrows(m1);
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function m2() { return undefined.undefined; }
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testThrows(m2);
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function m3() { return (void 0).x; }
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testThrows(m3);
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function m4() { return (void 0).undefined; }
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testThrows(m4);
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