Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1 | // Copyright 2010 the V8 project authors. All rights reserved. |
Ben Murdoch | 8c569c4 | 2011-03-10 11:43:29 +0000 | [diff] [blame] | 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 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 28 | // Flags: --allow-natives-syntax |
| 29 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 30 | // Test of arguments. |
Ben Murdoch | 8c569c4 | 2011-03-10 11:43:29 +0000 | [diff] [blame] | 31 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 32 | // Test passing null or undefined as receiver. |
| 33 | function f() { return this.foo; } |
Ben Murdoch | 8c569c4 | 2011-03-10 11:43:29 +0000 | [diff] [blame] | 34 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 35 | function g() { return f.apply(null, arguments); } |
| 36 | function h() { return f.apply(void 0, arguments); } |
Ben Murdoch | 8c569c4 | 2011-03-10 11:43:29 +0000 | [diff] [blame] | 37 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 38 | var foo = 42; |
| 39 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 40 | for (var i = 0; i < 3; i++) assertEquals(42, g()); |
| 41 | %OptimizeFunctionOnNextCall(g); |
| 42 | %OptimizeFunctionOnNextCall(f); |
| 43 | assertEquals(42, g()); |
| 44 | |
| 45 | for (var i = 0; i < 3; i++) assertEquals(42, h()); |
| 46 | %OptimizeFunctionOnNextCall(h); |
| 47 | %OptimizeFunctionOnNextCall(f); |
| 48 | assertEquals(42, h()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 49 | |
| 50 | var G1 = 21; |
| 51 | var G2 = 22; |
| 52 | |
| 53 | function u() { |
| 54 | var v = G1 + G2; |
| 55 | return f.apply(v, arguments); |
| 56 | } |
| 57 | |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 58 | Number.prototype.foo = 42; |
| 59 | delete Number.prototype.foo; |
| 60 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 61 | for (var i = 0; i < 3; i++) assertEquals(void 0, u()); |
| 62 | %OptimizeFunctionOnNextCall(u); |
| 63 | %OptimizeFunctionOnNextCall(f); |
| 64 | assertEquals(void 0, u()); |