1// Copyright 2010 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Flags: --allow-natives-syntax 29 30// Test of arguments. 31 32// Test passing null or undefined as receiver. 33function f() { return this.foo; } 34 35function g() { return f.apply(null, arguments); } 36function h() { return f.apply(void 0, arguments); } 37 38var foo = 42; 39 40for (var i = 0; i < 3; i++) assertEquals(42, g()); 41%OptimizeFunctionOnNextCall(g); 42%OptimizeFunctionOnNextCall(f); 43assertEquals(42, g()); 44 45for (var i = 0; i < 3; i++) assertEquals(42, h()); 46%OptimizeFunctionOnNextCall(h); 47%OptimizeFunctionOnNextCall(f); 48assertEquals(42, h()); 49 50var G1 = 21; 51var G2 = 22; 52 53function u() { 54 var v = G1 + G2; 55 return f.apply(v, arguments); 56} 57 58Number.prototype.foo = 42; 59delete Number.prototype.foo; 60 61for (var i = 0; i < 3; i++) assertEquals(void 0, u()); 62%OptimizeFunctionOnNextCall(u); 63%OptimizeFunctionOnNextCall(f); 64assertEquals(void 0, u()); 65