[Webkit-unassigned] [Bug 175939] New: ASSERTION FAILED: !((anchorType == PositionIsBeforeChildren || anchorType == PositionIsAfterChildren) && (is<Text>(*m_anchorNode) || editingIgnoresContent(*m_anchorNode)))
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Thu Aug 24 09:39:32 PDT 2017
https://bugs.webkit.org/show_bug.cgi?id=175939
Bug ID: 175939
Summary: ASSERTION FAILED: !((anchorType ==
PositionIsBeforeChildren || anchorType ==
PositionIsAfterChildren) && (is<Text>(*m_anchorNode)
|| editingIgnoresContent(*m_anchorNode)))
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: New Bugs
Assignee: webkit-unassigned at lists.webkit.org
Reporter: ryanhaddad at apple.com
Created attachment 318994
--> https://bugs.webkit.org/attachment.cgi?id=318994&action=review
crash log
This assertion failure is seen with LayoutTest editing/execCommand/forward-delete-read-write-canvas.html
https://build.webkit.org/results/Apple%20iOS%2010%20Simulator%20Debug%20WK2%20(Tests)/r221132%20(3507)/results.html
ASSERTION FAILED: !((anchorType == PositionIsBeforeChildren || anchorType == PositionIsAfterChildren) && (is<Text>(*m_anchorNode) || editingIgnoresContent(*m_anchorNode)))
/Volumes/Data/slave/ios-simulator-10-debug/build/Source/WebCore/dom/Position.cpp(121) : WebCore::Position::Position(WebCore::Node *, WebCore::Position::AnchorType)
1 0x116d3418d WTFCrash
2 0x11bf9032b WebCore::Position::Position(WebCore::Node*, WebCore::Position::AnchorType)
3 0x11bf90363 WebCore::Position::Position(WebCore::Node*, WebCore::Position::AnchorType)
4 0x10c30863a WebCore::firstPositionInNode(WebCore::Node*)
5 0x10c97fe5e WebKit::WebPage::platformEditorState(WebCore::Frame&, WebKit::EditorState&, WebKit::WebPage::IncludePostLayoutDataHint) const
6 0x10c9248c9 WebKit::WebPage::editorState(WebKit::WebPage::IncludePostLayoutDataHint) const
7 0x10c924e3a WebKit::WebPage::sendPartialEditorStateAndSchedulePostLayoutUpdate()
8 0x10c9392fc WebKit::WebPage::didChangeSelection()
9 0x10c983a46 WebKit::WebPage::updateSelectionAppearance()
10 0x10c844882 WebKit::WebFrameLoaderClient::dispatchDidLayout()
11 0x11aa3e7c9 WebCore::FrameView::performPostLayoutTasks()
12 0x11aa453c3 WebCore::FrameView::layout(bool)
13 0x11a667be7 WebCore::Document::updateLayout()
14 0x11a66cdbe WebCore::Document::updateLayoutIgnorePendingStylesheets(WebCore::Document::RunPostLayoutTasks)
15 0x11a7d9886 WebCore::Editor::Command::execute(WTF::String const&, WebCore::Event*) const
16 0x11a681289 WebCore::Document::execCommand(WTF::String const&, bool, WTF::String const&)
17 0x11b1a5de9 WebCore::jsDocumentPrototypeFunctionExecCommandBody(JSC::ExecState*, WebCore::JSDocument*, JSC::ThrowScope&)
18 0x11b191f4e long long WebCore::IDLOperation<WebCore::JSDocument>::call<&(WebCore::jsDocumentPrototypeFunctionExecCommandBody(JSC::ExecState*, WebCore::JSDocument*, JSC::ThrowScope&)), (WebCore::CastedThisErrorBehavior)0>(JSC::ExecState&, char const*)
19 0x11b191cdc WebCore::jsDocumentPrototypeFunctionExecCommand(JSC::ExecState*)
20 0x35cf9967028
21 0x1169a0d16 llint_entry
22 0x1169990e7 vmEntryToJavaScript
23 0x1167859ce JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*)
24 0x116734a88 JSC::Interpreter::executeProgram(JSC::SourceCode const&, JSC::ExecState*, JSC::JSObject*)
25 0x1160c2088 JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
26 0x1160c2250 JSC::profiledEvaluate(JSC::ExecState*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
27 0x11c445b6b WebCore::JSMainThreadExecState::profiledEvaluate(JSC::ExecState*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
28 0x11c445958 WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld&, WebCore::ExceptionDetails*)
29 0x11c445c4d WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&, WebCore::ExceptionDetails*)
30 0x11c45aae2 WebCore::ScriptElement::executeClassicScript(WebCore::ScriptSourceCode const&)
31 0x11c4590ef WebCore::ScriptElement::prepareScript(WTF::TextPosition const&, WebCore::ScriptElement::LegacyTypeSupport)
LEAK: 1 WebPageProxy
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