1 // Copyright 2011 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 // Flags: --opt-eagerly --debug-code --lazy 29 30 // See: http://code.google.com/p/v8/issues/detail?id=1145 31 // Should not throw a syntax error exception (change this if we make lazily 32 // compiled functions with syntax errors into early errors). 33 // Should not hit an assertion in debug mode. 34 35 // A lazily compiled function with a syntax error that is attempted inlined 36 // would set a pending exception that is then ignored (until it triggers 37 // an assert). 38 // This file must be at least 1024 bytes long to trigger lazy compilation. 39 40 function f() { return 1; } 41 42 // Must be lazy. Must throw SyntaxError during compilation. 43 function fail() { continue; } 44 45 function opt_me() { 46 var x = 1; 47 // Do lots of function calls and hope to be optimized. 48 for (var i = 0; i < 1000000; i++) { 49 x = f(); 50 } 51 if (x == 0) fail(); // Hope to be inlined during optimization. 52 } 53 54 opt_me(); 55
