| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --allow-natives-syntax |
| |
| (function() { |
| function foo(o) { return Object.is(o, -0); } |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| %OptimizeFunctionOnNextCall(foo); |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(-0, o); } |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| %OptimizeFunctionOnNextCall(foo); |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(+o, -0); } |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| %OptimizeFunctionOnNextCall(foo); |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(-0, +o); } |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| %OptimizeFunctionOnNextCall(foo); |
| assertTrue(foo(-0)); |
| assertFalse(foo(0)); |
| assertFalse(foo(NaN)); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(o, NaN); } |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| %OptimizeFunctionOnNextCall(foo); |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(NaN, o); } |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| %OptimizeFunctionOnNextCall(foo); |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| assertFalse(foo('')); |
| assertFalse(foo([])); |
| assertFalse(foo({})); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(+o, NaN); } |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| %OptimizeFunctionOnNextCall(foo); |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(NaN, +o); } |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| %OptimizeFunctionOnNextCall(foo); |
| assertFalse(foo(-0)); |
| assertFalse(foo(0)); |
| assertTrue(foo(NaN)); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(`${o}`, "foo"); } |
| assertFalse(foo("bar")); |
| assertTrue(foo("foo")); |
| %OptimizeFunctionOnNextCall(foo); |
| assertFalse(foo("bar")); |
| assertTrue(foo("foo")); |
| })(); |
| |
| (function() { |
| function foo(o) { return Object.is(o, o); } |
| assertTrue(foo(-0)); |
| assertTrue(foo(0)); |
| assertTrue(foo(NaN)); |
| assertTrue(foo('')); |
| assertTrue(foo([])); |
| assertTrue(foo({})); |
| %OptimizeFunctionOnNextCall(foo); |
| assertTrue(foo(-0)); |
| assertTrue(foo(0)); |
| assertTrue(foo(NaN)); |
| assertTrue(foo('')); |
| assertTrue(foo([])); |
| assertTrue(foo({})); |
| })(); |