91082 2012-07-12 05:50:00 -0700 ASSERTION FAILED: use.useKind() != DoubleUse 2012-07-13 16:55:41 -0700 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED http://ro.me/ P2 Normal --- 1 tomeu fpizlo barraclough fpizlo oldest_to_newest 667680 0 tomeu 2012-07-12 05:50:00 -0700 To reproduce it, click the "Enter" button in the page. [tomeu@cizrna (master) build]$ gdb --args ./Programs/GtkLauncher --enable-webgl=1 --enable-accelerated-compositing=1 http://ro.me/ ASSERTION FAILED: use.useKind() != DoubleUse ../Source/JavaScriptCore/dfg/DFGSpeculativeJIT.h(2756) : JSC::DFG::SpeculateIntegerOperand::SpeculateIntegerOperand(JSC::DFG::SpeculativeJIT*, JSC::DFG::Edge) #0 0x00007ffff23e837e in JSC::DFG::SpeculateIntegerOperand::SpeculateIntegerOperand (this= 0x7fffffff76a0, jit=0x7fffffff9790, use=...) at ../Source/JavaScriptCore/dfg/DFGSpeculativeJIT.h:2756 #1 0x00007ffff23d563b in JSC::DFG::SpeculativeJIT::compile (this=0x7fffffff9790, node=...) at ../Source/JavaScriptCore/dfg/DFGSpeculativeJIT64.cpp:2943 #2 0x00007ffff23fe1da in JSC::DFG::SpeculativeJIT::compile (this=0x7fffffff9790, block=...) at ../Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp:1106 #3 0x00007ffff23ff7ef in JSC::DFG::SpeculativeJIT::compile (this=0x7fffffff9790) at ../Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp:1328 #4 0x00007ffff239f82c in JSC::DFG::JITCompiler::compileBody (this=0x7fffffffa750, speculative=...) at ../Source/JavaScriptCore/dfg/DFGJITCompiler.cpp:91 #5 0x00007ffff23a07ad in JSC::DFG::JITCompiler::compileFunction (this=0x7fffffffa750, entry=..., entryWithArityCheck=...) at ../Source/JavaScriptCore/dfg/DFGJITCompiler.cpp:268 #6 0x00007ffff239628a in JSC::DFG::compile (compileMode=JSC::DFG::CompileFunction, exec= 0x7fff7fc002d8, codeBlock=0x40debb0, jitCode=..., jitCodeWithArityCheck=0x7fff79f171d8) at ../Source/JavaScriptCore/dfg/DFGDriver.cpp:123 #7 0x00007ffff2395a6d in JSC::DFG::tryCompileFunction (exec=0x7fff7fc002d8, codeBlock= 0x40debb0, jitCode=..., jitCodeWithArityCheck=...) at ../Source/JavaScriptCore/dfg/DFGDriver.cpp:141 #8 0x00007ffff252648f in JSC::jitCompileFunctionIfAppropriate (exec=0x7fff7fc002d8, codeBlock=..., jitCode=..., jitCodeWithArityCheck=..., symbolTable= @0x7fff79f17248: 0x2202b40, jitType=JSC::JITCode::DFGJIT, effort=JSC::JITCompilationCanFail) at ../Source/JavaScriptCore/jit/JITDriver.h:95 #9 0x00007ffff2526744 in JSC::prepareFunctionForExecution (exec=0x7fff7fc002d8, codeBlock=..., jitCode=..., jitCodeWithArityCheck=..., symbolTable= @0x7fff79f17248: 0x2202b40, jitType=JSC::JITCode::DFGJIT, kind=JSC::CodeForCall) at ../Source/JavaScriptCore/runtime/ExecutionHarness.h:64 #10 0x00007ffff252458e in JSC::FunctionExecutable::compileForCallInternal (this= 0x7fff79f17180, exec=0x7fff7fc002d8, scopeChainNode=0x7fff4d3f0f80, jitType=JSC::JITCode::DFGJIT) at ../Source/JavaScriptCore/runtime/Executable.cpp:529 #11 0x00007ffff25239df in JSC::FunctionExecutable::compileOptimizedForCall (this= 0x7fff79f17180, exec=0x7fff7fc002d8, scopeChainNode=0x7fff4d3f0f80) at ../Source/JavaScriptCore/runtime/Executable.cpp:440 #12 0x00007ffff22d977b in JSC::FunctionExecutable::compileOptimizedFor (this=0x7fff79f17180, exec=0x7fff7fc002d8, scopeChainNode=0x7fff4d3f0f80, kind=JSC::CodeForCall) at ../Source/JavaScriptCore/runtime/Executable.h:611 #13 0x00007ffff22d5ea1 in JSC::FunctionCodeBlock::compileOptimized (this=0x29a8830, exec= 0x7fff7fc002d8, scopeChainNode=0x7fff4d3f0f80) at ../Source/JavaScriptCore/bytecode/CodeBlock.cpp:2690 #14 0x00007ffff247bdff in JSC::cti_optimize (args=0x7fffffffcb70) at ../Source/JavaScriptCore/jit/JITStubs.cpp:1990 #15 0x00007ffff2478387 in JSC::JITThunks::tryCacheGetByID (callFrame=0xffffca80, codeBlock= Python Exception <class 'gdb.error'> There is no member or method named m_hashAndFlags.: 0x7ffff22d977b, returnAddress=..., baseValue=..., propertyName=, slot=..., stubInfo= 0x7fff00000589) at ../Source/JavaScriptCore/jit/JITStubs.cpp:975 #16 0x00007fffffffcba0 in ?? () #17 0x00007fff00000589 in ?? () #18 0x0000000001d8a128 in ?? () #19 0x00007fff4d0a8d80 in ?? () #20 0x00007fff00000004 in ?? () #21 0x00007fff79ef1a80 in ?? () #22 0x00007fffffffcbd0 in ?? () #23 0x00007ffff229fa43 in JSC::JSValue::decode (ptr=0x45e7e8c78948104d) at ../Source/JavaScriptCore/runtime/JSValueInlineMethods.h:336 Backtrace stopped: previous frame inner to this frame (corrupt stack?) 669502 1 fpizlo 2012-07-13 15:33:24 -0700 Yup, this is scary easy to repro. Looking for a fix now. 669594 2 152375 fpizlo 2012-07-13 16:50:12 -0700 Created attachment 152375 the patch 669596 3 152375 ggaren 2012-07-13 16:52:57 -0700 Comment on attachment 152375 the patch r=me 669599 4 fpizlo 2012-07-13 16:55:41 -0700 Landed in http://trac.webkit.org/changeset/122646 152375 2012-07-13 16:50:12 -0700 2012-07-13 16:52:57 -0700 the patch fixbranch_patch_1.diff text/plain 11342 fpizlo SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkocmV2aXNpb24gMTIyNjQ1KQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDE4IEBA CisyMDEyLTA3LTEzICBGaWxpcCBQaXpsbyAgPGZwaXpsb0BhcHBsZS5jb20+CisKKyAgICAgICAg QVNTRVJUSU9OIEZBSUxFRDogdXNlLnVzZUtpbmQoKSAhPSBEb3VibGVVc2UKKyAgICAgICAgaHR0 cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTkxMDgyCisKKyAgICAgICAgUmV2 aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgVGhlIGltcGxlbWVudGF0aW9uIG9m IEJyYW5jaCgpIHdhcyB1bndpc2VseSByZWx5aW5nIG9uIHJlZ2lzdGVyIGFsbG9jYXRpb24gc3Rh dGUKKyAgICAgICAgdG8gZGVjaWRlIHdoYXQgc3BlY3VsYXRpb25zIHRvIHBlcmZvcm0uIFRoYXQn cyBuZXZlciBjb3JyZWN0LgorCisgICAgICAgICogZGZnL0RGR1NwZWN1bGF0aXZlSklUMzJfNjQu Y3BwOgorICAgICAgICAoSlNDOjpERkc6OlNwZWN1bGF0aXZlSklUOjpjb21waWxlKToKKyAgICAg ICAgKiBkZmcvREZHU3BlY3VsYXRpdmVKSVQ2NC5jcHA6CisgICAgICAgIChKU0M6OkRGRzo6U3Bl Y3VsYXRpdmVKSVQ6OmNvbXBpbGUpOgorCiAyMDEyLTA3LTEzICBTaGVyaWZmIEJvdCAgPHdlYmtp dC5yZXZpZXcuYm90QGdtYWlsLmNvbT4KIAogICAgICAgICBVbnJldmlld2VkLCByb2xsaW5nIG91 dCByMTIyNjQwLgpJbmRleDogU291cmNlL0phdmFTY3JpcHRDb3JlL2RmZy9ERkdTcGVjdWxhdGl2 ZUpJVDMyXzY0LmNwcAo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvSmF2YVNjcmlwdENvcmUvZGZnL0RG R1NwZWN1bGF0aXZlSklUMzJfNjQuY3BwCShyZXZpc2lvbiAxMjI2MzMpCisrKyBTb3VyY2UvSmF2 YVNjcmlwdENvcmUvZGZnL0RGR1NwZWN1bGF0aXZlSklUMzJfNjQuY3BwCSh3b3JraW5nIGNvcHkp CkBAIC0yODY1LDcgKzI4NjUsNyBAQCB2b2lkIFNwZWN1bGF0aXZlSklUOjpjb21waWxlKE5vZGUm IG5vZGUpCiAgICAgfQogCiAgICAgY2FzZSBCcmFuY2g6Ci0gICAgICAgIGlmIChpc1N0cmljdElu dDMyKG5vZGUuY2hpbGQxKCkuaW5kZXgoKSkgfHwgYXQobm9kZS5jaGlsZDEoKSkuc2hvdWxkU3Bl Y3VsYXRlSW50ZWdlcigpKSB7CisgICAgICAgIGlmIChhdChub2RlLmNoaWxkMSgpKS5zaG91bGRT cGVjdWxhdGVJbnRlZ2VyKCkpIHsKICAgICAgICAgICAgIFNwZWN1bGF0ZUludGVnZXJPcGVyYW5k IG9wKHRoaXMsIG5vZGUuY2hpbGQxKCkpOwogICAgICAgICAgICAgCiAgICAgICAgICAgICBCbG9j a0luZGV4IHRha2VuID0gbm9kZS50YWtlbkJsb2NrSW5kZXgoKTsKSW5kZXg6IFNvdXJjZS9KYXZh U2NyaXB0Q29yZS9kZmcvREZHU3BlY3VsYXRpdmVKSVQ2NC5jcHAKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL2RmZy9ERkdTcGVjdWxhdGl2ZUpJVDY0LmNwcAkocmV2aXNpb24g MTIyNjMzKQorKysgU291cmNlL0phdmFTY3JpcHRDb3JlL2RmZy9ERkdTcGVjdWxhdGl2ZUpJVDY0 LmNwcAkod29ya2luZyBjb3B5KQpAQCAtMjkzOSw3ICsyOTM5LDcgQEAgdm9pZCBTcGVjdWxhdGl2 ZUpJVDo6Y29tcGlsZShOb2RlJiBub2RlKQogICAgIH0KIAogICAgIGNhc2UgQnJhbmNoOgotICAg ICAgICBpZiAoaXNTdHJpY3RJbnQzMihub2RlLmNoaWxkMSgpLmluZGV4KCkpIHx8IGF0KG5vZGUu Y2hpbGQxKCkpLnNob3VsZFNwZWN1bGF0ZUludGVnZXIoKSkgeworICAgICAgICBpZiAoYXQobm9k ZS5jaGlsZDEoKSkuc2hvdWxkU3BlY3VsYXRlSW50ZWdlcigpKSB7CiAgICAgICAgICAgICBTcGVj dWxhdGVJbnRlZ2VyT3BlcmFuZCBvcCh0aGlzLCBub2RlLmNoaWxkMSgpKTsKICAgICAgICAgICAg IAogICAgICAgICAgICAgQmxvY2tJbmRleCB0YWtlbiA9IG5vZGUudGFrZW5CbG9ja0luZGV4KCk7 CkluZGV4OiBMYXlvdXRUZXN0cy9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gTGF5b3V0VGVzdHMv Q2hhbmdlTG9nCShyZXZpc2lvbiAxMjI2NDUpCisrKyBMYXlvdXRUZXN0cy9DaGFuZ2VMb2cJKHdv cmtpbmcgY29weSkKQEAgLTEsMyArMSwxNSBAQAorMjAxMi0wNy0xMyAgRmlsaXAgUGl6bG8gIDxm cGl6bG9AYXBwbGUuY29tPgorCisgICAgICAgIEFTU0VSVElPTiBGQUlMRUQ6IHVzZS51c2VLaW5k KCkgIT0gRG91YmxlVXNlCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVn LmNnaT9pZD05MTA4MgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisg ICAgICAgICogZmFzdC9qcy9kZmctbWlzcHJlZGljdC12YXJpYWJsZS1idXQtcHJvdmUtaW50LWV4 cGVjdGVkLnR4dDogQWRkZWQuCisgICAgICAgICogZmFzdC9qcy9kZmctbWlzcHJlZGljdC12YXJp YWJsZS1idXQtcHJvdmUtaW50Lmh0bWw6IEFkZGVkLgorICAgICAgICAqIGZhc3QvanMvc2NyaXB0 LXRlc3RzL2RmZy1taXNwcmVkaWN0LXZhcmlhYmxlLWJ1dC1wcm92ZS1pbnQuanM6IEFkZGVkLgor ICAgICAgICAoZm9vKToKKwogMjAxMi0wNy0xMyAgU3VkYXJzYW5hIE5hZ2luZW5pICA8c3VkYXJz YW5hLm5hZ2luZW5pQGxpbnV4LmludGVsLmNvbT4KIAogICAgICAgICBbRUZMXSBVbnNraXAgZmFz dC9jc3MvZm9udC1mYWNlLWRvd25sb2FkLWVycm9yLmh0bWwKSW5kZXg6IExheW91dFRlc3RzL2Zh c3QvanMvZGZnLW1pc3ByZWRpY3QtdmFyaWFibGUtYnV0LXByb3ZlLWludC1leHBlY3RlZC50eHQK PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PQotLS0gTGF5b3V0VGVzdHMvZmFzdC9qcy9kZmctbWlzcHJlZGljdC12YXJpYWJs ZS1idXQtcHJvdmUtaW50LWV4cGVjdGVkLnR4dAkocmV2aXNpb24gMCkKKysrIExheW91dFRlc3Rz L2Zhc3QvanMvZGZnLW1pc3ByZWRpY3QtdmFyaWFibGUtYnV0LXByb3ZlLWludC1leHBlY3RlZC50 eHQJKHJldmlzaW9uIDApCkBAIC0wLDAgKzEsMjEwIEBACitUZXN0cyB0aGF0IGEgdmFyaWFibGUg cHJlZGljdGVkIHRvIGJlIGVpdGhlciBpbnQgb3IgZG91YmxlIGJ1dCBwcm92ZW4gdG8gYmUgYW4g aW50IGRvZXMgY29uZnVzZSB0aGUgQnJhbmNoIGxvZ2ljLgorCitPbiBzdWNjZXNzLCB5b3Ugd2ls bCBzZWUgYSBzZXJpZXMgb2YgIlBBU1MiIG1lc3NhZ2VzLCBmb2xsb3dlZCBieSAiVEVTVCBDT01Q TEVURSIuCisKKworUEFTUyBmb28oMCwgMSwgMCkgaXMgMC41CitQQVNTIGZvbyhpLCBpICsgMSwg aSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwg aSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1Mg Zm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAx CitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsg MikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsg MSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28o aSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BB U1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBp cyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBp ICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBp ICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBm b28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEK K1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAy KSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAx LCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhp LCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFT UyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlz IDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkg KyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkg KyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZv byhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQor UEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIp IGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEs IGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGks IGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNT IGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMg MQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSAr IDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSAr IDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9v KGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQ QVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikg aXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwg aSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwg aSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1Mg Zm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAx CitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsg MikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsg MSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28o aSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BB U1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBp cyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBp ICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBp ICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBm b28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEK K1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAy KSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAx LCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhp LCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFT UyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlz IDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkg KyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkg KyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZv byhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQor UEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIp IGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEs IGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGks IGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNT IGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMg MQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSAr IDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSAr IDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9v KGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQ QVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikg aXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwg aSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwg aSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1Mg Zm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAx CitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsg MikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsg MSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28o aSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BB U1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBp cyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBp ICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBp ICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBm b28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEK K1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAy KSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAx LCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhp LCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFT UyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlz IDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkg KyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkg KyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZv byhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQor UEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIp IGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEs IGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGks IGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNT IGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMg MQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSAr IDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSAr IDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9v KGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQ QVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikg aXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwg aSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwg aSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1Mg Zm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAx CitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsg MikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsg MSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28o aSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BB U1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBp cyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBp ICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBp ICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBm b28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEK K1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAy KSBpcyAxCitQQVNTIGZvbyhpLCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAx LCBpICsgMikgaXMgMQorUEFTUyBmb28oaSwgaSArIDEsIGkgKyAyKSBpcyAxCitQQVNTIGZvbyhp LCBpICsgMSwgaSArIDIpIGlzIDEKK1BBU1MgZm9vKGksIGkgKyAxLCBpICsgMikgaXMgMQorUEFT UyBzdWNjZXNzZnVsbHlQYXJzZWQgaXMgdHJ1ZQorCitURVNUIENPTVBMRVRFCisKSW5kZXg6IExh eW91dFRlc3RzL2Zhc3QvanMvZGZnLW1pc3ByZWRpY3QtdmFyaWFibGUtYnV0LXByb3ZlLWludC5o dG1sCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT0KLS0tIExheW91dFRlc3RzL2Zhc3QvanMvZGZnLW1pc3ByZWRpY3QtdmFy aWFibGUtYnV0LXByb3ZlLWludC5odG1sCShyZXZpc2lvbiAwKQorKysgTGF5b3V0VGVzdHMvZmFz dC9qcy9kZmctbWlzcHJlZGljdC12YXJpYWJsZS1idXQtcHJvdmUtaW50Lmh0bWwJKHJldmlzaW9u IDApCkBAIC0wLDAgKzEsMTAgQEAKKzwhRE9DVFlQRSBIVE1MIFBVQkxJQyAiLS8vSUVURi8vRFRE IEhUTUwvL0VOIj4KKzxodG1sPgorPGhlYWQ+Cis8c2NyaXB0IHNyYz0icmVzb3VyY2VzL2pzLXRl c3QtcHJlLmpzIj48L3NjcmlwdD4KKzwvaGVhZD4KKzxib2R5PgorPHNjcmlwdCBzcmM9InNjcmlw dC10ZXN0cy9kZmctbWlzcHJlZGljdC12YXJpYWJsZS1idXQtcHJvdmUtaW50LmpzIj48L3Njcmlw dD4KKzxzY3JpcHQgc3JjPSJyZXNvdXJjZXMvanMtdGVzdC1wb3N0LmpzIj48L3NjcmlwdD4KKzwv Ym9keT4KKzwvaHRtbD4KSW5kZXg6IExheW91dFRlc3RzL2Zhc3QvanMvc2NyaXB0LXRlc3RzL2Rm Zy1taXNwcmVkaWN0LXZhcmlhYmxlLWJ1dC1wcm92ZS1pbnQuanMKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gTGF5 b3V0VGVzdHMvZmFzdC9qcy9zY3JpcHQtdGVzdHMvZGZnLW1pc3ByZWRpY3QtdmFyaWFibGUtYnV0 LXByb3ZlLWludC5qcwkocmV2aXNpb24gMCkKKysrIExheW91dFRlc3RzL2Zhc3QvanMvc2NyaXB0 LXRlc3RzL2RmZy1taXNwcmVkaWN0LXZhcmlhYmxlLWJ1dC1wcm92ZS1pbnQuanMJKHJldmlzaW9u IDApCkBAIC0wLDAgKzEsMjEgQEAKK2Rlc2NyaXB0aW9uKAorIlRlc3RzIHRoYXQgYSB2YXJpYWJs ZSBwcmVkaWN0ZWQgdG8gYmUgZWl0aGVyIGludCBvciBkb3VibGUgYnV0IHByb3ZlbiB0byBiZSBh biBpbnQgZG9lcyBjb25mdXNlIHRoZSBCcmFuY2ggbG9naWMuIgorKTsKKworZnVuY3Rpb24gZm9v KGEsIGIsIGMpIHsKKyAgICBhID0gYjsKKyAgICBpZiAoYykgeworICAgICAgICBpZiAoYSkKKyAg ICAgICAgICAgIHJldHVybiAxOworICAgICAgICBlbHNlCisgICAgICAgICAgICByZXR1cm4gMjsK KyAgICB9IGVsc2UgaWYgKGIpCisgICAgICAgIGEgPSAwLjU7CisgICAgcmV0dXJuIGE7Cit9CisK K3Nob3VsZEJlKCJmb28oMCwgMSwgMCkiLCAiMC41Iik7CisKK2ZvciAodmFyIGkgPSAwOyBpIDwg MjAwOyArK2kpCisgICAgc2hvdWxkQmUoImZvbyhpLCBpICsgMSwgaSArIDIpIiwgIjEiKTsKKwo=