// Copyright 2013 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Flags: --allow-natives-syntax var a = {}; a.x = 1 a.y = 1.5 var b = {} b.x = 1.5; b.y = 1; var c = {} c.x = 1.5; var d = {} d.x = 1.5; var e = {} e.x = 1.5; var f = {} f.x = 1.5; var g = {} g.x = 1.5; var h = {} h.x = 1.5; var i = {} i.x = 1.5; var o = {} var p = {y : 10, z : 1} o.__proto__ = p; delete p.z function foo(v, w) { // Make load via IC in optimized code. Its target will get overwritten by // lazy deopt patch for the stack check. v.y; // Make store with transition to make this code dependent on the map. w.y = 1; return b.y; } foo(o, c); foo(o, d); foo(o, e); %OptimizeFunctionOnNextCall(foo); foo(b, f); foo(b, g); foo(b, h); foo(a, i);