RESOLVED FIXED 138422
REGRESSION(r175601): Assertion failures in SimpleLineLayout 
https://bugs.webkit.org/show_bug.cgi?id=138422
Summary REGRESSION(r175601): Assertion failures in SimpleLineLayout
Antti Koivisto
Reported 2014-11-05 07:01:13 PST
+fast/text/pre-wrap-trailing-tab.html crash log sample history +fast/forms/basic-textareas-quirks-simple-lines.html crash log sample history +fast/forms/cursor-at-editable-content-boundary.html crash log sample history +http/tests/multipart/multipart-replace-non-html-content.php crash log sample history Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.JavaScriptCore 0x000000010c7ebd2a WTFCrash + 42 (Assertions.cpp:321) 1 com.apple.WebCore 0x0000000111ba7226 WebCore::SimpleLineLayout::FlowContentIterator<unsigned char>::isNewlineCharacter(unsigned int) const + 102 (SimpleLineLayout.cpp:267) 2 com.apple.WebCore 0x0000000111ba7156 void WebCore::SimpleLineLayout::removeTrailingWhitespace<unsigned char>(WebCore::SimpleLineLayout::LineState&, WTF::Vector<WebCore::SimpleLineLayout::Run, 10ul, WTF::CrashOnOverflow>&, WebCore::SimpleLineLayout::FlowContentIterator<unsigned char> const&) + 662 (SimpleLineLayout.cpp:480) 3 com.apple.WebCore 0x0000000111ba6d3f void WebCore::SimpleLineLayout::closeLineEndingAndAdjustRuns<unsigned char>(WebCore::SimpleLineLayout::LineState&, WTF::Vector<WebCore::SimpleLineLayout::Run, 10ul, WTF::CrashOnOverflow>&, unsigned int&, WebCore::SimpleLineLayout::FlowContentIterator<unsigned char> const&) + 143 (SimpleLineLayout.cpp:650) 4 com.apple.WebCore 0x0000000111ba3a6f void WebCore::SimpleLineLayout::createTextRuns<unsigned char>(WTF::Vector<WebCore::SimpleLineLayout::Run, 10ul, WTF::CrashOnOverflow>&, WebCore::RenderBlockFlow&, unsigned int&) + 271 (SimpleLineLayout.cpp:686) 5 com.apple.WebCore 0x0000000111ba2e5f WebCore::SimpleLineLayout::create(WebCore::RenderBlockFlow&) + 191 (SimpleLineLayout.cpp:698)
Attachments
Add attachment proposed patch, testcase, etc.
Antti Koivisto
Comment 2 2014-11-05 07:07:40 PST
https://trac.webkit.org/r175620
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