Details
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Bug
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Resolution: Done
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P1: Critical
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Qt Creator 2.2.0
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789cbfad6c7e6fd694041c3feaaaf0318fc9b209
Description
Take example from QTCREATORBUG-4438 . Click "Rating Indicator", then select observer mode, right click 'Inverted Colors' and select 'Item (2)'
Assert: 'finder.result() != -1' in qpathclipper.cpp, line 782
Stack trace
0 qt_assert qglobal.cpp 2028 0x7ffff4c5cbe7 1 QPathSegments::mergePoints qpathclipper.cpp 782 0x7ffff55adfed 2 QWingedEdge::intersectAndAdd qpathclipper.cpp 807 0x7ffff55ae28c 3 QWingedEdge qpathclipper.cpp 878 0x7ffff55ae9a5 4 QPathClipper::clip qpathclipper.cpp 1652 0x7ffff55b21e3 5 QPainterPath::united qpainterpath.cpp 3181 0x7ffff55a6c8a 6 QPolygonF::united qpolygon.cpp 949 0x7ffff55cbc30 7 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 93 0x42b8b7 8 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 9 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 10 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 11 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 12 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 13 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 14 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 15 QmlJSDebugger::LiveSelectionIndicator::addBoundingRectToPolygon liveselectionindicator.cpp 98 0x42bae1 16 QmlJSDebugger::LiveSelectionIndicator::setItems liveselectionindicator.cpp 121 0x42c7c4 17 QmlJSDebugger::LiveSelectionTool::selectedItemsChanged liveselectiontool.cpp 407 0x427f57 18 QmlJSDebugger::AbstractLiveEditTool::updateSelectedItems abstractliveedittool.cpp 72 0x4247f4 19 QmlJSDebugger::QDeclarativeViewObserverPrivate::setSelectedItemsForTools qdeclarativeviewobserver.cpp 597 0x41d3ea 20 QmlJSDebugger::QDeclarativeViewObserverPrivate::setSelectedItems qdeclarativeviewobserver.cpp 603 0x41d8dd
In LiveSelectionIndicator::addBoundingRectToPolygon we're calling 'united' for two QPolygonF. For the crash, one of the polygons as 'infinite' points in it. This comes from the boundingRect of one of the elements, which is already of size 'QRectF(0,0 infx12)'
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