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| 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 (function() { |
| 6 function store(x) { x[0] = 0; } |
| 7 store([]); |
| 8 var c = /x/; |
| 9 store(c); |
| 10 function get_hole() { |
| 11 var b = /x/; |
| 12 store(b); |
| 13 return b[1]; |
| 14 } |
| 15 assertEquals(undefined, get_hole()); |
| 16 assertEquals(undefined, get_hole()); |
| 17 })(); |
| 18 |
| 19 (function() { |
| 20 function store(x) { x[0] = 0; } |
| 21 store([]); |
| 22 var c = new Date(); |
| 23 store(c); |
| 24 function get_hole() { |
| 25 var b = new Date(); |
| 26 store(b); |
| 27 return b[1]; |
| 28 } |
| 29 assertEquals(undefined, get_hole()); |
| 30 assertEquals(undefined, get_hole()); |
| 31 })(); |
| 32 |
| 33 (function() { |
| 34 function store(x) { x[0] = 0; } |
| 35 store([]); |
| 36 var c = new Number(1); |
| 37 store(c); |
| 38 function get_hole() { |
| 39 var b = new Number(1); |
| 40 store(b); |
| 41 return b[1]; |
| 42 } |
| 43 assertEquals(undefined, get_hole()); |
| 44 assertEquals(undefined, get_hole()); |
| 45 })(); |
| 46 |
| 47 (function() { |
| 48 function store(x) { x[0] = 0; } |
| 49 store([]); |
| 50 var c = new Boolean(); |
| 51 store(c); |
| 52 function get_hole() { |
| 53 var b = new Boolean(); |
| 54 store(b); |
| 55 return b[1]; |
| 56 } |
| 57 assertEquals(undefined, get_hole()); |
| 58 assertEquals(undefined, get_hole()); |
| 59 })(); |
| 60 |
| 61 (function() { |
| 62 function store(x) { x[0] = 0; } |
| 63 store([]); |
| 64 var c = new Map(); |
| 65 store(c); |
| 66 function get_hole() { |
| 67 var b = new Map(); |
| 68 store(b); |
| 69 return b[1]; |
| 70 } |
| 71 assertEquals(undefined, get_hole()); |
| 72 assertEquals(undefined, get_hole()); |
| 73 })(); |
| 74 |
| 75 (function() { |
| 76 function store(x) { x[0] = 0; } |
| 77 store([]); |
| 78 var c = new Set(); |
| 79 store(c); |
| 80 function get_hole() { |
| 81 var b = new Set(); |
| 82 store(b); |
| 83 return b[1]; |
| 84 } |
| 85 assertEquals(undefined, get_hole()); |
| 86 assertEquals(undefined, get_hole()); |
| 87 })(); |
| 88 |
| 89 (function() { |
| 90 function store(x) { x[0] = 0; } |
| 91 store([]); |
| 92 var c = new WeakMap(); |
| 93 store(c); |
| 94 function get_hole() { |
| 95 var b = new WeakMap(); |
| 96 store(b); |
| 97 return b[1]; |
| 98 } |
| 99 assertEquals(undefined, get_hole()); |
| 100 assertEquals(undefined, get_hole()); |
| 101 })(); |
| 102 |
| 103 (function() { |
| 104 function store(x) { x[0] = 0; } |
| 105 store([]); |
| 106 var c = new WeakSet(); |
| 107 store(c); |
| 108 function get_hole() { |
| 109 var b = new WeakSet(); |
| 110 store(b); |
| 111 return b[1]; |
| 112 } |
| 113 assertEquals(undefined, get_hole()); |
| 114 assertEquals(undefined, get_hole()); |
| 115 })(); |
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