Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2009 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 | // See issue 231 <URL: http://code.google.com/p/v8/issues/detail?id=231 > |
| 29 | // A stack growth during a look-ahead could restore a pointer to the old stack. |
| 30 | // (Test derived from crash at ibs.blumex.com). |
| 31 | |
| 32 | var re = /Ggcy\b[^D]*D((?:(?=([^G]+))\2|G(?!gcy\b[^D]*D))*?)GIgcyD/; |
| 33 | |
| 34 | var str = 'GgcyDGgcy.saaaa.aDGaaa.aynaaaaaaaaacaaaaagcaaaaaaaancaDGgnayr' + |
| 35 | '.aryycnaaaataaaa.aryyacnaaataaaa.aaaaraaaaa.aaagaaaaaaaaDGgaaaaDGga' + |
| 36 | '.aaagaaaaaaaaDGga.nyataaaaragraa.anyataaagaca.agayraaarataga.aaacaa' + |
| 37 | '.aaagaa.aaacaaaDGaaa.aynaaaaaaaaacaaaaagcaaaaaacaagaa.agayraaaGgaaa' + |
| 38 | '.trgaaaaaagaatGanyara.caagaaGaD.araaaa_aat_aayDDaaDGaaa.aynaaaaaaaa' + |
| 39 | 'acaaaaagcaaaaaacaaaaa.agayraaaGgaaa.trgaaaaaaatGanyaraDDaaDGacna.ay' + |
| 40 | 'naaaaaaaaacaaaaagcaaaaaacaaaraGgaaa.naaaaagaaaaaaraynaaGanyaraDDaaD' + |
| 41 | 'aGgaaa.saaangaaaaraaaGgaaa.trgaaaragaaaarGanyaraDDDaGIacnaDGIaaaDGI' + |
| 42 | 'aaaDGIgaDGga.anyataaagaca.agayraaaaagaa.aaaaa.cnaaaata.aca.aca.aca.' + |
| 43 | 'acaaaDGgnayr.aaaaraaaaa.aaagaaaaaaaaDGgaaaaDGgaDGga.aayacnaaaaa.ayn' + |
| 44 | 'aaaaaaaaacaaaaagcaaaaaanaraDGaDacaaaaag_anaraGIaDGIgaDGIgaDGgaDGga.' + |
| 45 | 'aayacnaaaaa.aaagaaaaaaaaDGaa.aaagaaaaaaaa.aaaraaaa.aaaanaraaaa.IDGI' + |
| 46 | 'gaDGIgaDGgaDGga.aynaaaaaaaaacaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaa' + |
| 47 | 'a.trgGragaaaacgGaaaaaaaG_aaaaa_Gaaaaaaaaa,.aGanar.anaraDDaaGIgaDGga' + |
| 48 | '.aynaaaaaaaaacaaaaagcaaaaaaanyara.anyataaagacaDGaDaaaaag_caaaaag_an' + |
| 49 | 'araGIaDGIgaDGIgaDGgaDGga.aynaaaaaaaaacaaaaagcaaaaaaaraaaa.anyataaag' + |
| 50 | 'acaDaGgaaa.trgGragaaaacgGaaaaaaaG_aaaaa_aaaaaa,.aaaaacaDDaaGIgaDGga' + |
| 51 | '.aynaaaaaaaaacaaaaagcaaaaaaanyara.anyataaagacaDGaDataaac_araaaaGIaD' + |
| 52 | 'GIgaDGIgaDaagcyaaGgaDGga.aayacnaaaaa.aaagaaaaaaaaDGaa.aaagaaaaaaaa.' + |
| 53 | 'aaaraaaa.aaaanaraaaa.IDGIgaDGIgaDGgcy.asaadanyaga.aa.aaaDGgaDGga.ay' + |
| 54 | 'naaaaaaaaacaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaa' + |
| 55 | 'aaaaaG_aaaaa_DaaaaGaa,.aDanyagaaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaa' + |
| 56 | 'aaaaanyara.anyataaagacaDGaDadanyagaaGIaDGIgaDGIgaDGIgcyDGgcy.asaaga' + |
| 57 | 'cras.agra_yratga.aa.aaaarsaaraa.aa.agra_yratga.aa.aaaDGgaDGga.aynaa' + |
| 58 | 'aaaaaaacaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaa' + |
| 59 | 'aaG_aaaaa_aGaaaaaaGaa,.aaratgaaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaa' + |
| 60 | 'aaaanyara.anyataaagacaDGaDaagra_yratgaaGIaDGIgaDGIgaDGIgcyDGgcy.asa' + |
| 61 | 'agacras.aratag.aa.aaaarsaaraa.aa.aratag.aa.aaaDGgaDGga.aynaaaaaaaaa' + |
| 62 | 'caaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaaaaG_aaa' + |
| 63 | 'aa_aaaaaGa,.aaratagaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaaaaaanyara.a' + |
| 64 | 'nyataaagacaDGaDaaratagaGIaDGIgaDGIgaDGIgcyDGgcy.asaagacras.gaaax_ar' + |
| 65 | 'atag.aa.aaaarsaaraa.aa.gaaax_aratag.aa.aaaDGgaDGga.aynaaaaaaaaacaaa' + |
| 66 | 'aagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaaaaG_aaaaa_G' + |
| 67 | 'aaaaaaaaaGa,.aaratagaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaaaaaanyara.' + |
| 68 | 'anyataaagacaDGaDagaaax_aratagaGIaDGIgaDGIgaDGIgcyDGgcy.asaagacras.c' + |
| 69 | 'ag_aaar.aa.aaaarsaaraa.aa.cag_aaar.aa.aaaDGgaDGga.aynaaaaaaaaacaaaa' + |
| 70 | 'agcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaaaaG_aaaaa_aa' + |
| 71 | 'Gaaaaa,.aaagaaaraDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaaaaaanyara.anya' + |
| 72 | 'taaagacaDGaDacag_aaaraGIaDGIgaDGIgaDGIgcyDGgcy.asaagacras.aaggaata_' + |
| 73 | 'aa_cynaga_cc.aa.aaaarsaaraa.aa.aaggaata_aa_cynaga_cc.aa.aaaDGgaDGga' + |
| 74 | '.aynaaaaaaaaacaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacg' + |
| 75 | 'GaaaaaaaG_aaaaa_aaGGaaaa_aa_aaaaGa_aaa,.aaynagaIcagaDDaaGIgaDGga.ay' + |
| 76 | 'naaaaaaaaacaaaaagcaaaaaaanyara.anyataaagacaDGaDaaaggaata_aa_cynaga_' + |
| 77 | 'ccaGIaDGIgaDGIgaDGIgcyDGgcy.asaagacras.syaara_aanargra.aa.aaaarsaar' + |
| 78 | 'aa.aa.syaara_aanargra.aa.aaaDGgaDGga.aynaaaaaaaaacaaaaagcaaaaaaaraa' + |
| 79 | 'aa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaaaaG_aaaaa_aaaaaaaaaaaGaaa' + |
| 80 | ',.aaanargraaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaaaaaanyara.anyataaag' + |
| 81 | 'acaDGaDasyaara_aanargraaGIaDGIgaDGIgaDGIgcyDGgcy.asaagacras.cynag_a' + |
| 82 | 'anargra.aa.aaaarsaaraa.aa.cynag_aanargra.aa.aaaDGgaDGga.aynaaaaaaaa' + |
| 83 | 'acaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaacgGaaaaaaaG_aa' + |
| 84 | 'aaa_aaaaGaaaaaGaaa,.aaanargraaDDaaGIgaDGga.aynaaaaaaaaacaaaaagcaaaa' + |
| 85 | 'aaanyara.anyataaagacaDGaDacynag_aanargraaGIaDGIgaDGIgaDGIgcyDGgaDGg' + |
| 86 | 'a.aynaaaaaaaaacaaaaagcaaaaaaaraaaa.anyataaagacaDaGgaaa.trgGragaaaac' + |
| 87 | 'gGaaaaaaaG'; |
| 88 | |
| 89 | //Shouldn't crash. |
| 90 | |
| 91 | var res = re.test(str); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 92 | assertTrue(res); |