77680 2012-02-02 13:29:18 -0800 Throwing away bytecode and then reparsing during DFG optimization is just plain wrong and makes things crash 2012-02-02 15:02:37 -0800 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) All All RESOLVED FIXED InRadar P2 Normal --- 1 fpizlo webkit-unassigned oldest_to_newest 548124 0 fpizlo 2012-02-02 13:29:18 -0800 Patch forthcoming. 548126 1 fpizlo 2012-02-02 13:29:36 -0800 <rdar://problem/10798490> 548127 2 125176 fpizlo 2012-02-02 13:32:11 -0800 Created attachment 125176 the patch 548182 3 fpizlo 2012-02-02 15:02:37 -0800 Landed in http://trac.webkit.org/changeset/106594 125176 2012-02-02 13:32:11 -0800 2012-02-02 13:38:29 -0800 the patch nobytecodekill_patch_1.diff text/plain 3136 fpizlo SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkocmV2aXNpb24gMTA2NTg5KQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDIzIEBA CisyMDEyLTAyLTAyICBGaWxpcCBQaXpsbyAgPGZwaXpsb0BhcHBsZS5jb20+CisKKyAgICAgICAg VGhyb3dpbmcgYXdheSBieXRlY29kZSBhbmQgdGhlbiByZXBhcnNpbmcgZHVyaW5nIERGRyBvcHRp bWl6YXRpb24gaXMganVzdAorICAgICAgICBwbGFpbiB3cm9uZyBhbmQgbWFrZXMgdGhpbmdzIGNy YXNoCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD03NzY4 MAorICAgICAgICA8cmRhcjovL3Byb2JsZW0vMTA3OTg0OTA+CisKKyAgICAgICAgUmV2aWV3ZWQg YnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgVGhpcyBpcyB0aGUgbWluaW1hbCBzdXJnaWNh bCBmaXg6IGl0IHJlbW92ZXMgdGhlIGNvZGUgdGhhdCB0cmlnZ2VyZWQgYnl0ZWNvZGUKKyAgICAg ICAgdGhyb3ctYXdheS4gT25jZSB3ZSdyZSBjb25maWRlbnQgdGhhdCB0aGlzIGlzIGEgZ29vZCBp ZGVhLCB3ZSBjYW4ga2lsbCBhbGwgb2YKKyAgICAgICAgdGhlIGNvZGUgdGhhdCBpbXBsZW1lbnRz IHRoZSBmZWF0dXJlLgorCisgICAgICAgICogYnl0ZWNvZGUvQ29kZUJsb2NrLmg6CisgICAgICAg IChKU0M6OkNvZGVCbG9jazo6ZGlzY2FyZEJ5dGVjb2RlTGF0ZXIpOgorICAgICAgICAoSlNDOjpD b2RlQmxvY2s6OmFkZFZhbHVlUHJvZmlsZSk6CisgICAgICAgICogaml0L0pJVERyaXZlci5oOgor ICAgICAgICAoSlNDOjpqaXRDb21waWxlSWZBcHByb3ByaWF0ZSk6CisgICAgICAgIChKU0M6Ompp dENvbXBpbGVGdW5jdGlvbklmQXBwcm9wcmlhdGUpOgorCiAyMDEyLTAyLTAyICBPbGl2ZXIgSHVu dCAgPG9saXZlckBhcHBsZS5jb20+CiAKICAgICAgICAgR2V0dGVycyBhbmQgc2V0dGVycyBjYXVz ZSBsaW5lIG51bWJlcnMgaW4gZXJyb3JzL2NvbnNvbGUubG9nIHRvIGJlIG9mZnNldCBmb3IgdGhl IHdob2xlIGZpbGUKSW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9ieXRlY29kZS9Db2RlQmxv Y2suaAo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvSmF2YVNjcmlwdENvcmUvYnl0ZWNvZGUvQ29kZUJs b2NrLmgJKHJldmlzaW9uIDEwNjU3NSkKKysrIFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9ieXRlY29k ZS9Db2RlQmxvY2suaAkod29ya2luZyBjb3B5KQpAQCAtMzU0LDEzICszNTQsNiBAQCBuYW1lc3Bh Y2UgSlNDIHsKICAgICAgICAgewogICAgICAgICAgICAgbV9zaG91bGREaXNjYXJkQnl0ZWNvZGUg PSB0cnVlOwogICAgICAgICB9Ci0gICAgICAgIHZvaWQgaGFuZGxlQnl0ZWNvZGVEaXNjYXJkaW5n T3Bwb3J0dW5pdHkoKQotICAgICAgICB7Ci0gICAgICAgICAgICBpZiAoISFhbHRlcm5hdGl2ZSgp KQotICAgICAgICAgICAgICAgIGRpc2NhcmRCeXRlY29kZSgpOwotICAgICAgICAgICAgZWxzZQot ICAgICAgICAgICAgICAgIGRpc2NhcmRCeXRlY29kZUxhdGVyKCk7Ci0gICAgICAgIH0KICAgICAg ICAgCiAjaWZuZGVmIE5ERUJVRwogICAgICAgICBib29sIHVzZXNPcGNvZGUoT3Bjb2RlSUQpOwpA QCAtNTIyLDYgKzUxNSw3IEBAIG5hbWVzcGFjZSBKU0MgewogICAgICAgICBWYWx1ZVByb2ZpbGUq IGFkZFZhbHVlUHJvZmlsZShpbnQgYnl0ZWNvZGVPZmZzZXQpCiAgICAgICAgIHsKICAgICAgICAg ICAgIEFTU0VSVChieXRlY29kZU9mZnNldCAhPSAtMSk7CisgICAgICAgICAgICBBU1NFUlQobV92 YWx1ZVByb2ZpbGVzLmlzRW1wdHkoKSB8fCBtX3ZhbHVlUHJvZmlsZXMubGFzdCgpLm1fYnl0ZWNv ZGVPZmZzZXQgPCBieXRlY29kZU9mZnNldCk7CiAgICAgICAgICAgICBtX3ZhbHVlUHJvZmlsZXMu YXBwZW5kKFZhbHVlUHJvZmlsZShieXRlY29kZU9mZnNldCkpOwogICAgICAgICAgICAgcmV0dXJu ICZtX3ZhbHVlUHJvZmlsZXMubGFzdCgpOwogICAgICAgICB9CkluZGV4OiBTb3VyY2UvSmF2YVNj cmlwdENvcmUvaml0L0pJVERyaXZlci5oCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0KLS0tIFNvdXJjZS9KYXZhU2NyaXB0 Q29yZS9qaXQvSklURHJpdmVyLmgJKHJldmlzaW9uIDEwNjU3NSkKKysrIFNvdXJjZS9KYXZhU2Ny aXB0Q29yZS9qaXQvSklURHJpdmVyLmgJKHdvcmtpbmcgY29weSkKQEAgLTU1LDEwICs1NSw2IEBA IGlubGluZSBib29sIGppdENvbXBpbGVJZkFwcHJvcHJpYXRlKEpTR2wKICAgICAgICAgfQogICAg ICAgICBqaXRDb2RlID0gSklUOjpjb21waWxlKCZnbG9iYWxEYXRhLCBjb2RlQmxvY2suZ2V0KCkp OwogICAgIH0KLSNpZiAhRU5BQkxFKE9QQ09ERV9TQU1QTElORykKLSAgICBpZiAoIUJ5dGVjb2Rl R2VuZXJhdG9yOjpkdW1wc0dlbmVyYXRlZENvZGUoKSkKLSAgICAgICAgY29kZUJsb2NrLT5oYW5k bGVCeXRlY29kZURpc2NhcmRpbmdPcHBvcnR1bml0eSgpOwotI2VuZGlmCiAgICAgY29kZUJsb2Nr LT5zZXRKSVRDb2RlKGppdENvZGUsIE1hY3JvQXNzZW1ibGVyQ29kZVB0cigpKTsKICAgICAKICAg ICByZXR1cm4gdHJ1ZTsKQEAgLTgzLDEwICs3OSw2IEBAIGlubGluZSBib29sIGppdENvbXBpbGVG dW5jdGlvbklmQXBwcm9wcmkKICAgICAgICAgfQogICAgICAgICBqaXRDb2RlID0gSklUOjpjb21w aWxlKCZnbG9iYWxEYXRhLCBjb2RlQmxvY2suZ2V0KCksICZqaXRDb2RlV2l0aEFyaXR5Q2hlY2sp OwogICAgIH0KLSNpZiAhRU5BQkxFKE9QQ09ERV9TQU1QTElORykKLSAgICBpZiAoIUJ5dGVjb2Rl R2VuZXJhdG9yOjpkdW1wc0dlbmVyYXRlZENvZGUoKSkKLSAgICAgICAgY29kZUJsb2NrLT5oYW5k bGVCeXRlY29kZURpc2NhcmRpbmdPcHBvcnR1bml0eSgpOwotI2VuZGlmCiAgICAgCiAgICAgY29k ZUJsb2NrLT5zZXRKSVRDb2RlKGppdENvZGUsIGppdENvZGVXaXRoQXJpdHlDaGVjayk7CiAgICAg Cg==