main/desktop/toolkit/qt5/qt5-declarative/files/qt_kde.patch

diff --git a/src/3rdparty/masm/wtf/OSAllocatorPosix.cpp b/src/3rdparty/masm/wtf/OSAllocatorPosix.cpp
index b5c5f6a2b0..1a3d3cdf97 100644
--- a/src/3rdparty/masm/wtf/OSAllocatorPosix.cpp
+++ b/src/3rdparty/masm/wtf/OSAllocatorPosix.cpp
@@ -112,10 +112,7 @@ void* OSAllocator::reserveUncommitted(size_t bytes, Usage usage, bool writable,
     if (result == MAP_FAILED)
         CRASH();
 
-    while (madvise(result, bytes, MADV_DONTNEED)) {
-        if (errno != EAGAIN)
-            CRASH();
-    }
+    while (madvise(result, bytes, MADV_DONTNEED) == -1 && errno == EAGAIN) { }
 
     if (fd != -1)
         close(fd);
@@ -248,8 +245,10 @@ void OSAllocator::decommit(void* address, size_t bytes)
     mmap(address, bytes, PROT_NONE, MAP_FIXED | MAP_LAZY | MAP_PRIVATE | MAP_ANON, -1, 0);
 #elif OS(LINUX)
     while (madvise(address, bytes, MADV_DONTNEED)) {
-        if (errno != EAGAIN)
-            CRASH();
+        if (errno != EAGAIN) {
+            memset(address, 0, bytes); // We rely on madvise to zero-out the memory
+            break;
+        }
     }
     if (mprotect(address, bytes, PROT_NONE))
         CRASH();
diff --git a/src/qml/jsruntime/qv4function.cpp b/src/qml/jsruntime/qv4function.cpp
index cf8a53cf9f..223e64271e 100644
--- a/src/qml/jsruntime/qv4function.cpp
+++ b/src/qml/jsruntime/qv4function.cpp
@@ -136,7 +136,7 @@ void Function::updateInternalClass(ExecutionEngine *engine, const QList<QByteArr
         if (duplicate == -1) {
             parameterNames.append(QString::fromUtf8(param));
         } else {
-            const QString &dup = parameterNames[duplicate];
+            const QString dup = parameterNames[duplicate];
             parameterNames.append(dup);
             parameterNames[duplicate] =
                     QString(0xfffe) + QString::number(duplicate) + dup;
diff --git a/src/qml/qml/qqmldata_p.h b/src/qml/qml/qqmldata_p.h
index c44fb8608e..69dac27c9a 100644
--- a/src/qml/qml/qqmldata_p.h
+++ b/src/qml/qml/qqmldata_p.h
@@ -185,7 +185,7 @@ public:
     private:
         void layout(QQmlNotifierEndpoint*);
     };
-    QAtomicPointer<NotifyList> notifyList;
+    QAtomicPointer<NotifyList> notifyList = nullptr;
 
     inline QQmlNotifierEndpoint *notify(int index) const;
     void addNotify(int index, QQmlNotifierEndpoint *);
@@ -201,12 +201,12 @@ public:
     QQmlContextData *outerContext = nullptr;
     QQmlContextDataRef ownContext;
 
-    QQmlAbstractBinding *bindings;
-    QQmlBoundSignal *signalHandlers;
+    QQmlAbstractBinding *bindings = nullptr;
+    QQmlBoundSignal *signalHandlers = nullptr;
 
     // Linked list for QQmlContext::contextObjects
-    QQmlData *nextContextObject;
-    QQmlData**prevContextObject;
+    QQmlData *nextContextObject = nullptr;
+    QQmlData**prevContextObject = nullptr;
 
     inline bool hasBindingBit(int) const;
     inline void setBindingBit(QObject *obj, int);
@@ -216,10 +216,10 @@ public:
     inline void setPendingBindingBit(QObject *obj, int);
     inline void clearPendingBindingBit(int);
 
-    quint16 lineNumber;
-    quint16 columnNumber;
+    quint16 lineNumber = 0;
+    quint16 columnNumber = 0;
 
-    quint32 jsEngineId; // id of the engine that created the jsWrapper
+    quint32 jsEngineId = 0; // id of the engine that created the jsWrapper
 
     struct DeferredData {
         DeferredData();
@@ -240,7 +240,7 @@ public:
 
     QQmlPropertyCache *propertyCache;
 
-    QQmlGuardImpl *guards;
+    QQmlGuardImpl *guards = 0;
 
     static QQmlData *get(const QObject *object, bool create = false) {
         QObjectPrivate *priv = QObjectPrivate::get(const_cast<QObject *>(object));
@@ -289,7 +289,7 @@ public:
 
 private:
     // For attachedProperties
-    mutable QQmlDataExtended *extendedData;
+    mutable QQmlDataExtended *extendedData = nullptr;
 
     Q_NEVER_INLINE static QQmlData *createQQmlData(QObjectPrivate *priv);
     Q_NEVER_INLINE static QQmlPropertyCache *createPropertyCache(QJSEngine *engine, QObject *object);
diff --git a/src/qml/qml/qqmlengine.cpp b/src/qml/qml/qqmlengine.cpp
index 2325c4c1e0..069e369319 100644
--- a/src/qml/qml/qqmlengine.cpp
+++ b/src/qml/qml/qqmlengine.cpp
@@ -725,11 +725,8 @@ void QQmlPrivate::qdeclarativeelement_destructor(QObject *o)
 QQmlData::QQmlData()
     : ownedByQml1(false), ownMemory(true), indestructible(true), explicitIndestructibleSet(false),
       hasTaintedV4Object(false), isQueuedForDeletion(false), rootObjectInCreation(false),
-      hasInterceptorMetaObject(false), hasVMEMetaObject(false), parentFrozen(false),
-      bindingBitsArraySize(InlineBindingArraySize), notifyList(nullptr),
-      bindings(nullptr), signalHandlers(nullptr), nextContextObject(nullptr), prevContextObject(nullptr),
-      lineNumber(0), columnNumber(0), jsEngineId(0),
-      propertyCache(nullptr), guards(nullptr), extendedData(nullptr)
+      hasInterceptorMetaObject(false), hasVMEMetaObject(false), parentFrozen(false), dummy(0),
+      bindingBitsArraySize(InlineBindingArraySize), propertyCache(nullptr)
 {
     memset(bindingBitsValue, 0, sizeof(bindingBitsValue));
     init();
@@ -1591,17 +1588,22 @@ void qmlExecuteDeferred(QObject *object)
 {
     QQmlData *data = QQmlData::get(object);
 
-    if (data && !data->deferredData.isEmpty() && !data->wasDeleted(object)) {
-        QQmlEnginePrivate *ep = QQmlEnginePrivate::get(data->context->engine);
+    if (!data
+        || !data->context
+        || !data->context->engine
+        || data->deferredData.isEmpty()
+        || data->wasDeleted(object)) {
+        return;
+    }
 
-        QQmlComponentPrivate::DeferredState state;
-        QQmlComponentPrivate::beginDeferred(ep, object, &state);
+    QQmlEnginePrivate *ep = QQmlEnginePrivate::get(data->context->engine);
+    QQmlComponentPrivate::DeferredState state;
+    QQmlComponentPrivate::beginDeferred(ep, object, &state);
 
-        // Release the reference for the deferral action (we still have one from construction)
-        data->releaseDeferredData();
+    // Release the reference for the deferral action (we still have one from construction)
+    data->releaseDeferredData();
 
-        QQmlComponentPrivate::completeDeferred(ep, &state);
-    }
+    QQmlComponentPrivate::completeDeferred(ep, &state);
 }
 
 QQmlContext *qmlContext(const QObject *obj)
diff --git a/src/qml/qml/qqmlimport.cpp b/src/qml/qml/qqmlimport.cpp
index e7263d1850..289f11d006 100644
--- a/src/qml/qml/qqmlimport.cpp
+++ b/src/qml/qml/qqmlimport.cpp
@@ -2119,9 +2119,12 @@ void QQmlImportDatabase::addImportPath(const QString& path)
         cPath.replace(Backslash, Slash);
     }
 
-    if (!cPath.isEmpty()
-        && !fileImportPath.contains(cPath))
-        fileImportPath.prepend(cPath);
+    if (!cPath.isEmpty()) {
+        if (fileImportPath.contains(cPath))
+            fileImportPath.move(fileImportPath.indexOf(cPath), 0);
+        else
+            fileImportPath.prepend(cPath);
+    }
 }
 
 /*!
diff --git a/src/qml/qml/qqmlvmemetaobject.cpp b/src/qml/qml/qqmlvmemetaobject.cpp
index 4fd2092fd3..0d59d197dc 100644
--- a/src/qml/qml/qqmlvmemetaobject.cpp
+++ b/src/qml/qml/qqmlvmemetaobject.cpp
@@ -254,7 +254,7 @@ void QQmlVMEMetaObjectEndpoint::tryConnect()
             if (!pd)
                 return;
 
-            if (pd->notifyIndex() != -1)
+            if (pd->notifyIndex() != -1 && ctxt->engine)
                 connect(target, pd->notifyIndex(), ctxt->engine);
         }
 
diff --git a/src/qmlmodels/qqmldelegatemodel.cpp b/src/qmlmodels/qqmldelegatemodel.cpp
index 3b57edfc5d..5b7e767ae2 100644
--- a/src/qmlmodels/qqmldelegatemodel.cpp
+++ b/src/qmlmodels/qqmldelegatemodel.cpp
@@ -389,6 +389,12 @@ void QQmlDelegateModelPrivate::connectToAbstractItemModel()
                       q,  QQmlDelegateModel, SLOT(_q_rowsRemoved(QModelIndex,int,int)));
     qmlobject_connect(aim, QAbstractItemModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)),
                       q,  QQmlDelegateModel, SLOT(_q_rowsAboutToBeRemoved(QModelIndex,int,int)));
+    qmlobject_connect(aim, QAbstractItemModel, SIGNAL(columnsInserted(QModelIndex,int,int)),
+                      q, QQmlDelegateModel, SLOT(_q_columnsInserted(QModelIndex,int,int)));
+    qmlobject_connect(aim, QAbstractItemModel, SIGNAL(columnsRemoved(QModelIndex,int,int)),
+                      q, QQmlDelegateModel, SLOT(_q_columnsRemoved(QModelIndex,int,int)));
+    qmlobject_connect(aim, QAbstractItemModel, SIGNAL(columnsMoved(QModelIndex,int,int,QModelIndex,int)),
+                      q, QQmlDelegateModel, SLOT(_q_columnsMoved(QModelIndex,int,int,QModelIndex,int)));
     qmlobject_connect(aim, QAbstractItemModel, SIGNAL(dataChanged(QModelIndex,QModelIndex,QVector<int>)),
                       q, QQmlDelegateModel, SLOT(_q_dataChanged(QModelIndex,QModelIndex,QVector<int>)));
     qmlobject_connect(aim, QAbstractItemModel, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)),
@@ -413,6 +419,12 @@ void QQmlDelegateModelPrivate::disconnectFromAbstractItemModel()
                         q, SLOT(_q_rowsAboutToBeRemoved(QModelIndex,int,int)));
     QObject::disconnect(aim, SIGNAL(rowsRemoved(QModelIndex,int,int)),
                         q, SLOT(_q_rowsRemoved(QModelIndex,int,int)));
+    QObject::disconnect(aim, SIGNAL(columnsInserted(QModelIndex,int,int)), q,
+                        SLOT(_q_columnsInserted(QModelIndex,int,int)));
+    QObject::disconnect(aim, SIGNAL(columnsRemoved(QModelIndex,int,int)), q,
+                        SLOT(_q_columnsRemoved(QModelIndex,int,int)));
+    QObject::disconnect(aim, SIGNAL(columnsMoved(QModelIndex,int,int,QModelIndex,int)), q,
+                        SLOT(_q_columnsMoved(QModelIndex,int,int,QModelIndex,int)));
     QObject::disconnect(aim, SIGNAL(dataChanged(QModelIndex,QModelIndex,QVector<int>)),
                         q, SLOT(_q_dataChanged(QModelIndex,QModelIndex,QVector<int>)));
     QObject::disconnect(aim, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)),
@@ -1979,6 +1991,38 @@ void QQmlDelegateModel::_q_rowsMoved(
     }
 }
 
+void QQmlDelegateModel::_q_columnsInserted(const QModelIndex &parent, int begin, int end)
+{
+    Q_D(QQmlDelegateModel);
+    Q_UNUSED(end);
+    if (parent == d->m_adaptorModel.rootIndex && begin == 0) {
+        // mark all items as changed
+        _q_itemsChanged(0, d->m_count, QVector<int>());
+    }
+}
+
+void QQmlDelegateModel::_q_columnsRemoved(const QModelIndex &parent, int begin, int end)
+{
+    Q_D(QQmlDelegateModel);
+    Q_UNUSED(end);
+    if (parent == d->m_adaptorModel.rootIndex && begin == 0) {
+        // mark all items as changed
+        _q_itemsChanged(0, d->m_count, QVector<int>());
+    }
+}
+
+void QQmlDelegateModel::_q_columnsMoved(const QModelIndex &parent, int start, int end,
+                                        const QModelIndex &destination, int column)
+{
+    Q_D(QQmlDelegateModel);
+    Q_UNUSED(end);
+    if ((parent == d->m_adaptorModel.rootIndex && start == 0)
+        || (destination == d->m_adaptorModel.rootIndex && column == 0)) {
+        // mark all items as changed
+        _q_itemsChanged(0, d->m_count, QVector<int>());
+    }
+}
+
 void QQmlDelegateModel::_q_dataChanged(const QModelIndex &begin, const QModelIndex &end, const QVector<int> &roles)
 {
     Q_D(QQmlDelegateModel);
diff --git a/src/qmlmodels/qqmldelegatemodel_p.h b/src/qmlmodels/qqmldelegatemodel_p.h
index 8aab4badca..d140bfbaaf 100644
--- a/src/qmlmodels/qqmldelegatemodel_p.h
+++ b/src/qmlmodels/qqmldelegatemodel_p.h
@@ -152,6 +152,9 @@ private Q_SLOTS:
     void _q_itemsMoved(int from, int to, int count);
     void _q_modelReset();
     void _q_rowsInserted(const QModelIndex &,int,int);
+    void _q_columnsInserted(const QModelIndex &, int, int);
+    void _q_columnsRemoved(const QModelIndex &, int, int);
+    void _q_columnsMoved(const QModelIndex &, int, int, const QModelIndex &, int);
     void _q_rowsAboutToBeRemoved(const QModelIndex &parent, int begin, int end);
     void _q_rowsRemoved(const QModelIndex &,int,int);
     void _q_rowsMoved(const QModelIndex &, int, int, const QModelIndex &, int);
diff --git a/src/quick/accessible/qaccessiblequickitem.cpp b/src/quick/accessible/qaccessiblequickitem.cpp
index 36b65f906c..99e6eff7c3 100644
--- a/src/quick/accessible/qaccessiblequickitem.cpp
+++ b/src/quick/accessible/qaccessiblequickitem.cpp
@@ -46,6 +46,7 @@
 #include "QtQuick/private/qquicktextinput_p.h"
 #include "QtQuick/private/qquickaccessibleattached_p.h"
 #include "QtQuick/qquicktextdocument.h"
+#include "QtQuick/qquickrendercontrol.h"
 QT_BEGIN_NAMESPACE
 
 #if QT_CONFIG(accessibility)
@@ -57,7 +58,19 @@ QAccessibleQuickItem::QAccessibleQuickItem(QQuickItem *item)
 
 QWindow *QAccessibleQuickItem::window() const
 {
-    return item()->window();
+    QQuickWindow *window = item()->window();
+
+    // For QQuickWidget the above window will be the offscreen QQuickWindow,
+    // which is not a part of the accessibility tree. Detect this case and
+    // return the window for the QQuickWidget instead.
+    if (window && !window->handle()) {
+        if (QQuickRenderControl *renderControl = QQuickWindowPrivate::get(window)->renderControl) {
+            if (QWindow *renderWindow = renderControl->renderWindow(nullptr))
+                return renderWindow;
+        }
+    }
+
+    return window;
 }
 
 int QAccessibleQuickItem::childCount() const
@@ -113,19 +126,15 @@ QAccessibleInterface *QAccessibleQuickItem::childAt(int x, int y) const
 QAccessibleInterface *QAccessibleQuickItem::parent() const
 {
     QQuickItem *parent = item()->parentItem();
-    QQuickWindow *window = item()->window();
-    QQuickItem *ci = window ? window->contentItem() : nullptr;
+    QQuickWindow *itemWindow = item()->window();
+    QQuickItem *ci = itemWindow ? itemWindow->contentItem() : nullptr;
     while (parent && !QQuickItemPrivate::get(parent)->isAccessible && parent != ci)
         parent = parent->parentItem();
 
     if (parent) {
         if (parent == ci) {
-            // Jump out to the scene widget if the parent is the root item.
-            // There are two root items, QQuickWindow::rootItem and
-            // QQuickView::declarativeRoot. The former is the true root item,
-            // but is not a part of the accessibility tree. Check if we hit
-            // it here and return an interface for the scene instead.
-            return QAccessible::queryAccessibleInterface(window);
+            // Jump out to the window if the parent is the root item
+            return QAccessible::queryAccessibleInterface(window());
         } else {
             while (parent && !parent->d_func()->isAccessible)
                 parent = parent->parentItem();
@@ -193,7 +202,7 @@ QAccessible::State QAccessibleQuickItem::state() const
     QRect viewRect_ = viewRect();
     QRect itemRect = rect();
 
-    if (viewRect_.isNull() || itemRect.isNull() || !item()->window() || !item()->window()->isVisible() ||!item()->isVisible() || qFuzzyIsNull(item()->opacity()))
+    if (viewRect_.isNull() || itemRect.isNull() || !window() || !window()->isVisible() ||!item()->isVisible() || qFuzzyIsNull(item()->opacity()))
         state.invisible = true;
     if (!viewRect_.intersects(itemRect))
         state.offscreen = true;
@@ -206,6 +215,10 @@ QAccessible::State QAccessibleQuickItem::state() const
     if (role() == QAccessible::EditableText)
         if (auto ti = qobject_cast<QQuickTextInput *>(item()))
             state.passwordEdit = ti->echoMode() != QQuickTextInput::Normal;
+    if (!item()->isEnabled()) {
+        state.focusable = false;
+        state.disabled = true;
+    }
     return state;
 }
 
diff --git a/src/quick/accessible/qaccessiblequickview_p.h b/src/quick/accessible/qaccessiblequickview_p.h
index 39ffcaf39c..8baa01330c 100644
--- a/src/quick/accessible/qaccessiblequickview_p.h
+++ b/src/quick/accessible/qaccessiblequickview_p.h
@@ -58,7 +58,7 @@ QT_BEGIN_NAMESPACE
 
 #if QT_CONFIG(accessibility)
 
-class QAccessibleQuickWindow : public QAccessibleObject
+class Q_QUICK_EXPORT QAccessibleQuickWindow : public QAccessibleObject
 {
 public:
     QAccessibleQuickWindow(QQuickWindow *object);
diff --git a/src/quick/items/qquickdrag.cpp b/src/quick/items/qquickdrag.cpp
index 8321fcfeed..383078b3b9 100644
--- a/src/quick/items/qquickdrag.cpp
+++ b/src/quick/items/qquickdrag.cpp
@@ -481,7 +481,9 @@ void QQuickDragAttached::setKeys(const QStringList &keys)
     \qmlattachedproperty stringlist QtQuick::Drag::mimeData
     \since 5.2
 
-    This property holds a map of mimeData that is used during startDrag.
+    This property holds a map from mime type to data that is used during startDrag.
+    The mime data needs to be a \c string, or an \c ArrayBuffer with the data encoded
+    according to the mime type.
 */
 
 QVariantMap QQuickDragAttached::mimeData() const
@@ -766,8 +768,12 @@ Qt::DropAction QQuickDragAttachedPrivate::startDrag(Qt::DropActions supportedAct
     QDrag *drag = new QDrag(source ? source : q);
     QMimeData *mimeData = new QMimeData();
 
-    for (auto it = externalMimeData.cbegin(), end = externalMimeData.cend(); it != end; ++it)
-        mimeData->setData(it.key(), it.value().toString().toUtf8());
+    for (auto it = externalMimeData.cbegin(), end = externalMimeData.cend(); it != end; ++it) {
+        if (static_cast<QMetaType::Type>(it.value().type()) == QMetaType::QByteArray)
+            mimeData->setData(it.key(), it.value().toByteArray());
+        else
+            mimeData->setData(it.key(), it.value().toString().toUtf8());
+    }
 
     drag->setMimeData(mimeData);
     if (pixmapLoader.isReady()) {
diff --git a/src/quick/items/qquickitem.cpp b/src/quick/items/qquickitem.cpp
index c655b4c327..8b139cb539 100644
--- a/src/quick/items/qquickitem.cpp
+++ b/src/quick/items/qquickitem.cpp
@@ -2328,6 +2328,7 @@ QQuickItem::QQuickItem(QQuickItemPrivate &dd, QQuickItem *parent)
 QQuickItem::~QQuickItem()
 {
     Q_D(QQuickItem);
+    d->inDestructor = true;
 
     if (d->windowRefCount > 1)
         d->windowRefCount = 1; // Make sure window is set to null in next call to derefWindow().
@@ -2695,9 +2696,8 @@ void QQuickItem::setParentItem(QQuickItem *parentItem)
 
         const bool wasVisible = isVisible();
         op->removeChild(this);
-        if (wasVisible) {
+        if (wasVisible && !op->inDestructor)
             emit oldParentItem->visibleChildrenChanged();
-        }
     } else if (d->window) {
         QQuickWindowPrivate::get(d->window)->parentlessItems.remove(this);
     }
@@ -2774,8 +2774,9 @@ void QQuickItem::setParentItem(QQuickItem *parentItem)
 
     d->itemChange(ItemParentHasChanged, d->parentItem);
 
-    emit parentChanged(d->parentItem);
-    if (isVisible() && d->parentItem)
+    if (!d->inDestructor)
+        emit parentChanged(d->parentItem);
+    if (isVisible() && d->parentItem && !QQuickItemPrivate::get(d->parentItem)->inDestructor)
         emit d->parentItem->visibleChildrenChanged();
 }
 
@@ -2971,7 +2972,8 @@ void QQuickItemPrivate::removeChild(QQuickItem *child)
 
     itemChange(QQuickItem::ItemChildRemovedChange, child);
 
-    emit q->childrenChanged();
+    if (!inDestructor)
+        emit q->childrenChanged();
 }
 
 void QQuickItemPrivate::refWindow(QQuickWindow *c)
@@ -3200,6 +3202,7 @@ QQuickItemPrivate::QQuickItemPrivate()
     , touchEnabled(false)
 #endif
     , hasCursorHandler(false)
+    , inDestructor(false)
     , dirtyAttributes(0)
     , nextDirtyItem(nullptr)
     , prevDirtyItem(nullptr)
@@ -5126,6 +5129,13 @@ void QQuickItem::componentComplete()
         d->addToDirtyList();
         QQuickWindowPrivate::get(d->window)->dirtyItem(this);
     }
+
+#if QT_CONFIG(accessibility)
+    if (d->isAccessible && d->effectiveVisible) {
+        QAccessibleEvent ev(this, QAccessible::ObjectShow);
+        QAccessible::updateAccessibility(&ev);
+    }
+#endif
 }
 
 QQuickStateGroup *QQuickItemPrivate::_states()
@@ -6112,9 +6122,11 @@ bool QQuickItemPrivate::setEffectiveVisibleRecur(bool newEffectiveVisible)
         QAccessible::updateAccessibility(&ev);
     }
 #endif
-    emit q->visibleChanged();
-    if (childVisibilityChanged)
-        emit q->visibleChildrenChanged();
+    if (!inDestructor) {
+        emit q->visibleChanged();
+        if (childVisibilityChanged)
+            emit q->visibleChildrenChanged();
+    }
 
     return true;    // effective visibility DID change
 }
@@ -6163,6 +6175,15 @@ void QQuickItemPrivate::setEffectiveEnableRecur(QQuickItem *scope, bool newEffec
     }
 
     itemChange(QQuickItem::ItemEnabledHasChanged, effectiveEnable);
+#if QT_CONFIG(accessibility)
+    if (isAccessible) {
+        QAccessible::State changedState;
+        changedState.disabled = true;
+        changedState.focusable = true;
+        QAccessibleStateChangeEvent ev(q, changedState);
+        QAccessible::updateAccessibility(&ev);
+    }
+#endif
     emit q->enabledChanged();
 }
 
diff --git a/src/quick/items/qquickitem_p.h b/src/quick/items/qquickitem_p.h
index d48b551064..6f329bd119 100644
--- a/src/quick/items/qquickitem_p.h
+++ b/src/quick/items/qquickitem_p.h
@@ -472,6 +472,7 @@ public:
     bool replayingPressEvent:1;
     bool touchEnabled:1;
     bool hasCursorHandler:1;
+    quint32 inDestructor:1; // has entered ~QQuickItem
 
     enum DirtyType {
         TransformOrigin         = 0x00000001,
diff --git a/src/quick/items/qquickmousearea_p_p.h b/src/quick/items/qquickmousearea_p_p.h
index fba383e268..0d63618622 100644
--- a/src/quick/items/qquickmousearea_p_p.h
+++ b/src/quick/items/qquickmousearea_p_p.h
@@ -61,7 +61,6 @@ QT_BEGIN_NAMESPACE
 
 class QQuickMouseEvent;
 class QQuickMouseArea;
-class QQuickPointerMask;
 class QQuickMouseAreaPrivate : public QQuickItemPrivate
 {
     Q_DECLARE_PUBLIC(QQuickMouseArea)
@@ -100,7 +99,6 @@ public:
 #if QT_CONFIG(quick_draganddrop)
     QQuickDrag *drag;
 #endif
-    QPointer<QQuickPointerMask> mask;
     QPointF startScene;
     QPointF targetStartPos;
     QPointF lastPos;
diff --git a/src/quickwidgets/qaccessiblequickwidget.cpp b/src/quickwidgets/qaccessiblequickwidget.cpp
new file mode 100644
index 0000000000..8a1c901880
--- /dev/null
+++ b/src/quickwidgets/qaccessiblequickwidget.cpp
@@ -0,0 +1,110 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qaccessiblequickwidget_p.h"
+
+#include "qquickwidget_p.h"
+
+QT_BEGIN_NAMESPACE
+
+#if QT_CONFIG(accessibility)
+
+QAccessibleQuickWidget::QAccessibleQuickWidget(QQuickWidget* widget)
+: QAccessibleWidget(widget)
+, m_accessibleWindow(QQuickWidgetPrivate::get(widget)->offscreenWindow)
+{
+    // NOTE: m_accessibleWindow is a QAccessibleQuickWindow, and not a
+    // QAccessibleQuickWidgetOffscreenWindow (defined below). This means
+    // it will return the Quick item child interfaces, which is what's needed here
+    // (unlike QAccessibleQuickWidgetOffscreenWindow, which will report 0 children).
+}
+
+QAccessibleInterface *QAccessibleQuickWidget::child(int index) const
+{
+    return m_accessibleWindow.child(index);
+}
+
+int QAccessibleQuickWidget::childCount() const
+{
+    return m_accessibleWindow.childCount();
+}
+
+int QAccessibleQuickWidget::indexOfChild(const QAccessibleInterface *iface) const
+{
+    return m_accessibleWindow.indexOfChild(iface);
+}
+
+QAccessibleInterface *QAccessibleQuickWidget::childAt(int x, int y) const
+{
+    return m_accessibleWindow.childAt(x, y);
+}
+
+QAccessibleQuickWidgetOffscreenWindow::QAccessibleQuickWidgetOffscreenWindow(QQuickWindow *window)
+:QAccessibleQuickWindow(window)
+{
+
+}
+
+QAccessibleInterface *QAccessibleQuickWidgetOffscreenWindow::child(int index) const
+{
+    Q_UNUSED(index);
+    return nullptr;
+}
+
+int QAccessibleQuickWidgetOffscreenWindow::childCount() const
+{
+    return 0;
+}
+
+int QAccessibleQuickWidgetOffscreenWindow::indexOfChild(const QAccessibleInterface *iface) const
+{
+    Q_UNUSED(iface);
+    return -1;
+}
+
+QAccessibleInterface *QAccessibleQuickWidgetOffscreenWindow::QAccessibleQuickWidgetOffscreenWindow::childAt(int x, int y) const
+{
+    Q_UNUSED(x);
+    Q_UNUSED(y);
+    return nullptr;
+}
+
+#endif // accessibility
+
+QT_END_NAMESPACE
diff --git a/src/quickwidgets/qaccessiblequickwidget_p.h b/src/quickwidgets/qaccessiblequickwidget_p.h
new file mode 100644
index 0000000000..7c2ab930e0
--- /dev/null
+++ b/src/quickwidgets/qaccessiblequickwidget_p.h
@@ -0,0 +1,95 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QACCESSIBLEQUICKWIDGET_H
+#define QACCESSIBLEQUICKWIDGET_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qquickwidget.h"
+#include <QtWidgets/qaccessiblewidget.h>
+
+#include <private/qaccessiblequickview_p.h>
+
+QT_BEGIN_NAMESPACE
+
+#if QT_CONFIG(accessibility)
+
+// These classes implement the QQuickWiget accessibility switcharoo,
+// where the child items of the QQuickWidgetOffscreenWindow are reported
+// as child accessible interfaces of the QAccessibleQuickWidget.
+class QAccessibleQuickWidget: public QAccessibleWidget
+{
+public:
+    QAccessibleQuickWidget(QQuickWidget* widget);
+
+    QAccessibleInterface *child(int index) const override;
+    int childCount() const override;
+    int indexOfChild(const QAccessibleInterface *iface) const override;
+    QAccessibleInterface *childAt(int x, int y) const override;
+
+private:
+    QAccessibleQuickWindow m_accessibleWindow;
+    Q_DISABLE_COPY(QAccessibleQuickWidget)
+};
+
+class QAccessibleQuickWidgetOffscreenWindow: public QAccessibleQuickWindow
+{
+public:
+    QAccessibleQuickWidgetOffscreenWindow(QQuickWindow *window);
+    QAccessibleInterface *child(int index) const override;
+    int childCount() const override;
+    int indexOfChild(const QAccessibleInterface *iface) const override;
+    QAccessibleInterface *childAt(int x, int y) const override;
+};
+
+#endif // accessibility
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/quickwidgets/qaccessiblequickwidgetfactory.cpp b/src/quickwidgets/qaccessiblequickwidgetfactory.cpp
new file mode 100644
index 0000000000..7ba88a1769
--- /dev/null
+++ b/src/quickwidgets/qaccessiblequickwidgetfactory.cpp
@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qaccessiblequickwidgetfactory_p.h"
+#include "qaccessiblequickwidget_p.h"
+
+QT_BEGIN_NAMESPACE
+
+#if QT_CONFIG(accessibility)
+
+QAccessibleInterface *qAccessibleQuickWidgetFactory(const QString &classname, QObject *object)
+{
+    if (classname == QLatin1String("QQuickWidget")) {
+        return new QAccessibleQuickWidget(qobject_cast<QQuickWidget *>(object));
+    } else if (classname == QLatin1String("QQuickWidgetOffscreenWindow")) {
+        return new QAccessibleQuickWidgetOffscreenWindow(qobject_cast<QQuickWindow *>(object));
+    }
+    return 0;
+}
+
+#endif // accessibility
+
+QT_END_NAMESPACE
+
diff --git a/src/quickwidgets/qaccessiblequickwidgetfactory_p.h b/src/quickwidgets/qaccessiblequickwidgetfactory_p.h
new file mode 100644
index 0000000000..8c63b09f81
--- /dev/null
+++ b/src/quickwidgets/qaccessiblequickwidgetfactory_p.h
@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui/qaccessible.h>
+
+#ifndef QACCESSIBLEQUICKWIDGETFACTORY_H
+#define QACCESSIBLEQUICKWIDGETFACTORY_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+QT_BEGIN_NAMESPACE
+
+#if QT_CONFIG(accessibility)
+
+QAccessibleInterface *qAccessibleQuickWidgetFactory(const QString &classname, QObject *object);
+
+#endif
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/quickwidgets/qquickwidget.cpp b/src/quickwidgets/qquickwidget.cpp
index cf021d9a7c..b0117683f7 100644
--- a/src/quickwidgets/qquickwidget.cpp
+++ b/src/quickwidgets/qquickwidget.cpp
@@ -39,6 +39,7 @@
 
 #include "qquickwidget.h"
 #include "qquickwidget_p.h"
+#include "qaccessiblequickwidgetfactory_p.h"
 
 #include "private/qquickwindow_p.h"
 #include "private/qquickitem_p.h"
@@ -75,9 +76,16 @@
 
 QT_BEGIN_NAMESPACE
 
+QQuickWidgetOffscreenWindow::QQuickWidgetOffscreenWindow(QQuickWindowPrivate &dd, QQuickRenderControl *control)
+:QQuickWindow(dd, control)
+{
+    setTitle(QString::fromLatin1("Offscreen"));
+    setObjectName(QString::fromLatin1("QQuickOffScreenWindow"));
+}
+
 // override setVisble to prevent accidental offscreen window being created
 // by base class.
-class QQuickOffcreenWindowPrivate: public QQuickWindowPrivate {
+class QQuickWidgetOffscreenWindowPrivate: public QQuickWindowPrivate {
 public:
     void setVisible(bool visible) override {
         Q_Q(QWindow);
@@ -105,9 +113,8 @@ void QQuickWidgetPrivate::init(QQmlEngine* e)
     Q_Q(QQuickWidget);
 
     renderControl = new QQuickWidgetRenderControl(q);
-    offscreenWindow = new QQuickWindow(*new QQuickOffcreenWindowPrivate(),renderControl);
-    offscreenWindow->setTitle(QString::fromLatin1("Offscreen"));
-    offscreenWindow->setObjectName(QString::fromLatin1("QQuickOffScreenWindow"));
+    offscreenWindow = new QQuickWidgetOffscreenWindow(*new QQuickWidgetOffscreenWindowPrivate(), renderControl);
+    offscreenWindow->setScreen(q->screen());
     // Do not call create() on offscreenWindow.
 
     // Check if the Software Adaptation is being used
@@ -138,6 +145,10 @@ void QQuickWidgetPrivate::init(QQmlEngine* e)
     QWidget::connect(offscreenWindow, &QQuickWindow::focusObjectChanged, q, &QQuickWidget::propagateFocusObjectChanged);
     QObject::connect(renderControl, SIGNAL(renderRequested()), q, SLOT(triggerUpdate()));
     QObject::connect(renderControl, SIGNAL(sceneChanged()), q, SLOT(triggerUpdate()));
+
+#if QT_CONFIG(accessibility)
+    QAccessible::installFactory(&qAccessibleQuickWidgetFactory);
+#endif
 }
 
 void QQuickWidgetPrivate::ensureEngine() const
@@ -901,9 +912,7 @@ void QQuickWidgetPrivate::createContext()
 
         context = new QOpenGLContext;
         context->setFormat(offscreenWindow->requestedFormat());
-        const QWindow *win = q->window()->windowHandle();
-        if (win && win->screen())
-            context->setScreen(win->screen());
+        context->setScreen(q->screen());
         QOpenGLContext *shareContext = qt_gl_global_share_context();
         if (!shareContext)
             shareContext = QWidgetPrivate::get(q->window())->shareContext();
@@ -1527,19 +1536,16 @@ bool QQuickWidget::event(QEvent *e)
         d->handleWindowChange();
         break;
 
-    case QEvent::ScreenChangeInternal:
-        if (QWindow *window = this->window()->windowHandle()) {
-            QScreen *newScreen = window->screen();
-
-            if (d->offscreenWindow)
-                d->offscreenWindow->setScreen(newScreen);
-            if (d->offscreenSurface)
-                d->offscreenSurface->setScreen(newScreen);
+    case QEvent::ScreenChangeInternal: {
+        QScreen *newScreen = screen();
+        if (d->offscreenWindow)
+            d->offscreenWindow->setScreen(newScreen);
+        if (d->offscreenSurface)
+            d->offscreenSurface->setScreen(newScreen);
 #if QT_CONFIG(opengl)
-            if (d->context)
-                d->context->setScreen(newScreen);
+        if (d->context)
+            d->context->setScreen(newScreen);
 #endif
-        }
 
         if (d->useSoftwareRenderer
 #if QT_CONFIG(opengl)
@@ -1552,7 +1558,7 @@ bool QQuickWidget::event(QEvent *e)
             d->render(true);
         }
         break;
-
+    }
     case QEvent::Show:
     case QEvent::Move:
         d->updatePosition();
diff --git a/src/quickwidgets/qquickwidget_p.h b/src/quickwidgets/qquickwidget_p.h
index 881f7f9220..1a946bcc71 100644
--- a/src/quickwidgets/qquickwidget_p.h
+++ b/src/quickwidgets/qquickwidget_p.h
@@ -148,6 +148,14 @@ public:
     bool forceFullUpdate;
 };
 
+class QQuickWidgetOffscreenWindow: public QQuickWindow
+{
+    Q_OBJECT
+
+public:
+    QQuickWidgetOffscreenWindow(QQuickWindowPrivate &dd, QQuickRenderControl *control);
+};
+
 QT_END_NAMESPACE
 
 #endif // QQuickWidget_P_H
diff --git a/src/quickwidgets/quickwidgets.pro b/src/quickwidgets/quickwidgets.pro
index 2438e577ae..85d156b8a3 100644
--- a/src/quickwidgets/quickwidgets.pro
+++ b/src/quickwidgets/quickwidgets.pro
@@ -7,9 +7,13 @@ DEFINES   += QT_NO_URL_CAST_FROM_STRING QT_NO_INTEGER_EVENT_COORDINATES QT_NO_FO
 HEADERS += \
     qquickwidget.h \
     qquickwidget_p.h \
-    qtquickwidgetsglobal.h
+    qtquickwidgetsglobal.h \
+    qaccessiblequickwidget_p.h \
+    qaccessiblequickwidgetfactory_p.h
 
 SOURCES += \
-    qquickwidget.cpp
+    qquickwidget.cpp \
+    qaccessiblequickwidget.cpp \
+    qaccessiblequickwidgetfactory.cpp
 
 load(qt_module)
diff --git a/tests/auto/qml/qqmldelegatemodel/data/redrawUponColumnChange.qml b/tests/auto/qml/qqmldelegatemodel/data/redrawUponColumnChange.qml
new file mode 100644
index 0000000000..206133bb39
--- /dev/null
+++ b/tests/auto/qml/qqmldelegatemodel/data/redrawUponColumnChange.qml
@@ -0,0 +1,11 @@
+import QtQuick 2.8
+
+ListView {
+    id: root
+    width: 200
+    height: 200
+
+    delegate: Text {
+        text: display
+    }
+}
diff --git a/tests/auto/qml/qqmldelegatemodel/tst_qqmldelegatemodel.cpp b/tests/auto/qml/qqmldelegatemodel/tst_qqmldelegatemodel.cpp
index f0afdb16ca..e5daf2d28b 100644
--- a/tests/auto/qml/qqmldelegatemodel/tst_qqmldelegatemodel.cpp
+++ b/tests/auto/qml/qqmldelegatemodel/tst_qqmldelegatemodel.cpp
@@ -27,6 +27,8 @@
 ****************************************************************************/
 
 #include <QtTest/qtest.h>
+#include <QtCore/QConcatenateTablesProxyModel>
+#include <QtGui/QStandardItemModel>
 #include <QtQml/qqmlcomponent.h>
 #include <QtQmlModels/private/qqmldelegatemodel_p.h>
 #include <QtQuick/qquickview.h>
@@ -48,6 +50,8 @@ private slots:
     void qtbug_86017();
     void contextAccessedByHandler();
     void deleteRace();
+    void redrawUponColumnChange();
+    void deleteRace();
 };
 
 class AbstractItemModel : public QAbstractItemModel
@@ -187,6 +191,41 @@ void tst_QQmlDelegateModel::deleteRace()
     QTRY_COMPARE(o->property("count").toInt(), 0);
 }
 
+void tst_QQmlDelegateModel::redrawUponColumnChange()
+{
+    QStandardItemModel m1;
+    m1.appendRow({
+            new QStandardItem("Banana"),
+            new QStandardItem("Coconut"),
+    });
+
+    QQuickView view(testFileUrl("redrawUponColumnChange.qml"));
+    QCOMPARE(view.status(), QQuickView::Ready);
+    view.show();
+    QQuickItem *root = view.rootObject();
+    root->setProperty("model", QVariant::fromValue<QObject *>(&m1));
+
+    QObject *item = root->property("currentItem").value<QObject *>();
+    QVERIFY(item);
+    QCOMPARE(item->property("text").toString(), "Banana");
+
+    QVERIFY(root);
+    m1.removeColumn(0);
+
+    QCOMPARE(item->property("text").toString(), "Coconut");
+}
+
+void tst_QQmlDelegateModel::deleteRace()
+{
+    QQmlEngine engine;
+    QQmlComponent c(&engine, testFileUrl("deleteRace.qml"));
+    QVERIFY2(c.isReady(), qPrintable(c.errorString()));
+    QScopedPointer<QObject> o(c.create());
+    QVERIFY(!o.isNull());
+    QTRY_COMPARE(o->property("count").toInt(), 2);
+    QTRY_COMPARE(o->property("count").toInt(), 0);
+}
+
 QTEST_MAIN(tst_QQmlDelegateModel)
 
 #include "tst_qqmldelegatemodel.moc"
diff --git a/tests/auto/qml/qqmlimport/tst_qqmlimport.cpp b/tests/auto/qml/qqmlimport/tst_qqmlimport.cpp
index 9c865b3f73..1f788f7a7f 100644
--- a/tests/auto/qml/qqmlimport/tst_qqmlimport.cpp
+++ b/tests/auto/qml/qqmlimport/tst_qqmlimport.cpp
@@ -154,6 +154,11 @@ void tst_QQmlImport::importPathOrder()
     engine.addImportPath(QT_QMLTEST_DATADIR);
     expectedImportPaths.prepend(QT_QMLTEST_DATADIR);
     QCOMPARE(expectedImportPaths, engine.importPathList());
+
+    // Add qml2Imports again to make it the first of the list
+    engine.addImportPath(qml2Imports);
+    expectedImportPaths.move(expectedImportPaths.indexOf(qml2Imports), 0);
+    QCOMPARE(expectedImportPaths, engine.importPathList());
 }
 
 Q_DECLARE_METATYPE(QQmlImports::ImportVersion)
diff --git a/tests/manual/quickcontrols2/swipedelegate/CloseOnCompletedWorks.qml b/tests/manual/quickcontrols2/swipedelegate/CloseOnCompletedWorks.qml
new file mode 100644
index 0000000000..38dfde41c3
--- /dev/null
+++ b/tests/manual/quickcontrols2/swipedelegate/CloseOnCompletedWorks.qml
@@ -0,0 +1,74 @@
+/****************************************************************************
+**
+** Copyright (C) 2022 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2
+import QtQuick.Controls 2
+ApplicationWindow {
+    visible: true
+    width: 640
+    height: 480
+
+    ListView {
+        anchors.fill: parent
+        model: 2
+
+        delegate: SwipeDelegate {
+            text: "Swipe me left (should not crash)"
+
+            swipe.right: Label {
+                text: "Release (should not crash)"
+            }
+
+            swipe.onCompleted: {
+                swipe.close()
+            }
+        }
+    }
+}