11e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// Copyright 2011 the V8 project authors. All rights reserved. 2a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Redistribution and use in source and binary forms, with or without 3a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// modification, are permitted provided that the following conditions are 4a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// met: 5a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 6a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions of source code must retain the above copyright 7a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// notice, this list of conditions and the following disclaimer. 8a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions in binary form must reproduce the above 9a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// copyright notice, this list of conditions and the following 10a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// disclaimer in the documentation and/or other materials provided 11a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// with the distribution. 12a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Neither the name of Google Inc. nor the names of its 13a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// contributors may be used to endorse or promote products derived 14a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// from this software without specific prior written permission. 15a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 16a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 281e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// An exception thrown in a function optimized by on-stack replacement (OSR) 291e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// should be able to construct a receiver from all optimized stack frames. 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 311e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockfunction A() { } 321e0659c275bb392c045087af4f6b0d7565cb3d77Steve BlockA.prototype.f = function() { } 33a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 341e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockfunction B() { } 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 361e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockvar o = new A(); 376ded16be15dd865a9b21ea304d5273c8be299c87Steve Block 381e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// This function throws if o does not have an f property, and should not be 391e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// inlined. 401e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockfunction g() { try { return o.f(); } finally { }} 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 421e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// This function should be optimized via OSR. 431e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockfunction h() { 441e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block while(false) ; 451e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block for (var j = 0; j < 5000000; j++) g(); 461e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block} 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 481e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blockh(); 491e0659c275bb392c045087af4f6b0d7565cb3d77Steve Blocko = new B(); 501e0659c275bb392c045087af4f6b0d7565cb3d77Steve BlockassertThrows("h()"); 51