1b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// Copyright 2010 the V8 project authors. All rights reserved. 2b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// Redistribution and use in source and binary forms, with or without 3b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// modification, are permitted provided that the following conditions are 4b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// met: 5b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// 6b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// * Redistributions of source code must retain the above copyright 7b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// notice, this list of conditions and the following disclaimer. 8b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// * Redistributions in binary form must reproduce the above 9b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// copyright notice, this list of conditions and the following 10b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// disclaimer in the documentation and/or other materials provided 11b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// with the distribution. 12b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// * Neither the name of Google Inc. nor the names of its 13b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// contributors may be used to endorse or promote products derived 14b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// from this software without specific prior written permission. 15b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// 16b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch 28257744e915dfc84d6d07a6b2accf8402d9ffc708Ben Murdoch// Flags: --allow-natives-syntax 29257744e915dfc84d6d07a6b2accf8402d9ffc708Ben Murdoch 30b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch// Verifies that closures in presence of eval work fine. 31b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdochfunction withEval(expr, filter) { 32b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch function walk(v) { 33b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch for (var i in v) { 34b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch for (var i in v) {} 35b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch } 36257744e915dfc84d6d07a6b2accf8402d9ffc708Ben Murdoch %OptimizeFunctionOnNextCall(filter); 37b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch return filter(v); 38b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch } 39b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch 40b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch var o = eval(expr); 41b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch return walk(o); 42b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch} 43b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch 44b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdochfunction makeTagInfoJSON(n) { 45b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch var a = new Array(n); 46b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch for (var i = 0; i < n; i++) a.push('{}'); 47b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch return a; 48b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch} 49b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch 50b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdochvar expr = '([' + makeTagInfoJSON(128).join(', ') + '])' 51b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch 52257744e915dfc84d6d07a6b2accf8402d9ffc708Ben Murdochfor (var n = 0; n < 5; n++) { 53b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch withEval(expr, function(a) { return a; }); 54b8e0da25ee8efac3bb05cd6b2730aafbd96119f4Ben Murdoch} 55257744e915dfc84d6d07a6b2accf8402d9ffc708Ben Murdoch%OptimizeFunctionOnNextCall(withEval); 56257744e915dfc84d6d07a6b2accf8402d9ffc708Ben MurdochwithEval(expr, function(a) { return a; });