10a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// Copyright 2011 the V8 project authors. All rights reserved. 20a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// Redistribution and use in source and binary forms, with or without 30a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// modification, are permitted provided that the following conditions are 40a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// met: 50a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// 60a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// * Redistributions of source code must retain the above copyright 70a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// notice, this list of conditions and the following disclaimer. 80a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// * Redistributions in binary form must reproduce the above 90a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// copyright notice, this list of conditions and the following 100a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// disclaimer in the documentation and/or other materials provided 110a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// with the distribution. 120a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// * Neither the name of Google Inc. nor the names of its 130a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// contributors may be used to endorse or promote products derived 140a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// from this software without specific prior written permission. 150a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// 160a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 170a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 180a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 190a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 200a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 210a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 220a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 230a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 240a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 250a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 260a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 270a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org 28394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Flags: --allow-natives-syntax 290a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org 30394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comfunction outer () { 31394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var val = 0; 320a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org 33394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com function foo () { 34394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com val = 0; 35394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com val; 36394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var z = false; 37394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com var y = true; 38394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (!z) { 39394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com while (z = !z) { 40394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com if (y) val++; 41394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 42394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 43394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return val++; 44394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com } 450a4e901cdfb5505a896d30aa8c2e04fce0fbe069vegorov@chromium.org 46394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com return foo; 47394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com} 48394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 49394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 50394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comvar foo = outer(); 51394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com 52394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertEquals(1, foo()); 53394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertEquals(1, foo()); 54394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com %OptimizeFunctionOnNextCall(foo); 55394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.comassertEquals(1, foo()); 56