593550 - "ASSERTION: Frame region deletion was requested but we couldn't delete it: '!frameSet.Contains(mFloats[i].mFrame)'" with -moz-column, float

Status: NEW

(Core :: Layout, defect)

Description

[Jesse Ruderman]

Attachment: testcase

###!!! ASSERTION: Frame region deletion was requested but we couldn't delete it: '!frameSet.Contains(mFloats[i].mFrame)', file layout/generic/nsFloatManager.cpp, line 392

nsFloatManager::RemoveTrailingRegions [layout/generic/nsFloatManager.cpp:390]
nsBlockFrame::CheckFloats [layout/generic/nsBlockFrame.cpp:6803]
nsBlockFrame::Reflow [layout/generic/nsBlockFrame.cpp:1071]
nsBlockReflowContext::ReflowBlock [layout/generic/nsBlockReflowContext.cpp:297]
nsBlockFrame::ReflowBlockFrame [layout/generic/nsBlockFrame.cpp:3127]
nsBlockFrame::ReflowLine [layout/generic/nsBlockFrame.cpp:2449]
nsBlockFrame::ReflowDirtyLines [layout/generic/nsBlockFrame.cpp:1942]
nsBlockFrame::Reflow [layout/generic/nsBlockFrame.cpp:1032]
nsContainerFrame::ReflowChild [layout/generic/nsContainerFrame.cpp:739]
nsColumnSetFrame::ReflowChildren [layout/generic/nsColumnSetFrame.cpp:672]
nsColumnSetFrame::Reflow [layout/generic/nsColumnSetFrame.cpp:1032]
nsContainerFrame::ReflowChild [layout/generic/nsContainerFrame.cpp:739]
nsCanvasFrame::Reflow [layout/generic/nsCanvasFrame.cpp:496]
nsContainerFrame::ReflowChild [layout/generic/nsContainerFrame.cpp:739]
nsHTMLScrollFrame::ReflowScrolledFrame [layout/generic/nsGfxScrollFrame.cpp:513]
nsHTMLScrollFrame::TryLayout [layout/generic/nsGfxScrollFrame.cpp:350]
nsHTMLScrollFrame::ReflowContents [layout/generic/nsGfxScrollFrame.cpp:653]
nsHTMLScrollFrame::Reflow [layout/generic/nsGfxScrollFrame.cpp:812]
nsContainerFrame::ReflowChild [layout/generic/nsContainerFrame.cpp:739]
ViewportFrame::Reflow [layout/generic/nsViewportFrame.cpp:293]
PresShell::DoReflow [layout/base/nsPresShell.cpp:7571]
PresShell::ProcessReflowCommands [layout/base/nsPresShell.cpp:7700]
PresShell::FlushPendingNotifications [layout/base/nsPresShell.cpp:4812]
DocumentViewerImpl::LoadComplete [layout/base/nsDocumentViewer.cpp:996]
nsDocShell::EndPageLoad [docshell/base/nsDocShell.cpp:5965]
nsDocShell::OnStateChange [docshell/base/nsDocShell.cpp:5824]
nsDocLoader::FireOnStateChange [uriloader/base/nsDocLoader.cpp:1318]
nsDocLoader::doStopDocumentLoad [uriloader/base/nsDocLoader.cpp:953]
nsDocLoader::DocLoaderIsEmpty [uriloader/base/nsDocLoader.cpp:820]
nsDocLoader::OnStopRequest [uriloader/base/nsDocLoader.cpp:705]
nsLoadGroup::RemoveRequest [netwerk/base/src/nsLoadGroup.cpp:680]
nsDocument::DoUnblockOnload [content/base/src/nsDocument.cpp:7189]
nsDocument::UnblockOnload [content/base/src/nsDocument.cpp:7127]
nsDocument::DispatchContentLoadedEvents [content/base/src/nsDocument.cpp:4106]
nsRunnableMethodImpl<void (nsDocument::*)(),true>::Run [nsThreadUtils.h:348]
nsThread::ProcessNextEvent [xpcom/threads/nsThread.cpp:547]
NS_ProcessPendingEvents_P [nsThreadUtils.cpp:200]
nsBaseAppShell::NativeEventCallback [widget/src/xpwidgets/nsBaseAppShell.cpp:132]
nsAppShell::ProcessGeckoEvents [widget/src/cocoa/nsAppShell.mm:395]
CoreFoundation + 0x4de91
CoreFoundation + 0x4c089
CoreFoundation + 0x4b84f
HIToolbox + 0x2e91a
HIToolbox + 0x2e71f
HIToolbox + 0x2e5d8
AppKit + 0x4429e
-AppKit + 0x43bed
-AppKit + 0x98d3
nsAppShell::Run [widget/src/cocoa/nsAppShell.mm:747]
nsAppStartup::Run [toolkit/components/startup/src/nsAppStartup.cpp:191]
XRE_main [toolkit/xre/nsAppRunner.cpp:3665]
main [browser/app/nsBrowserApp.cpp:158]

Comment 1

[Hallvord R. M. Steen [:hallvors]]

Doesn't seem to cause problems now. Jesse, verify?

Comment 2

[Hallvord R. M. Steen [:hallvors]]

Still there when E10S is disabled