4 files changed, 10 insertions, 3 deletions
diff --git a/src/corelib/itemmodels/qabstractitemmodel.cpp b/src/corelib/itemmodels/qabstractitemmodel.cpp
index 46ac703615..3be56f5fe6 100644
--- a/src/corelib/itemmodels/qabstractitemmodel.cpp
+++ b/src/corelib/itemmodels/qabstractitemmodel.cpp
@@ -3294,7 +3294,11 @@ void QAbstractItemModel::endResetModel()
 {
     Q_D(QAbstractItemModel);
     d->invalidatePersistentIndexes();
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    resetInternalData();
+#else
     QMetaObject::invokeMethod(this, "resetInternalData");
+#endif
     emit modelReset(QPrivateSignal());
 }
 
diff --git a/src/corelib/itemmodels/qabstractitemmodel.h b/src/corelib/itemmodels/qabstractitemmodel.h
index 43649cf79b..2cc1bd8ce6 100644
--- a/src/corelib/itemmodels/qabstractitemmodel.h
+++ b/src/corelib/itemmodels/qabstractitemmodel.h
@@ -156,7 +156,6 @@ inline uint qHash(const QPersistentModelIndex &index, uint seed) noexcept
 Q_CORE_EXPORT QDebug operator<<(QDebug, const QPersistentModelIndex &);
 #endif
 
-template<typename T> class QList;
 typedef QList<QModelIndex> QModelIndexList;
 
 class QMimeData;
diff --git a/src/corelib/itemmodels/qabstractproxymodel.h b/src/corelib/itemmodels/qabstractproxymodel.h
index c9a73b6a31..f6f6e45c1a 100644
--- a/src/corelib/itemmodels/qabstractproxymodel.h
+++ b/src/corelib/itemmodels/qabstractproxymodel.h
@@ -103,7 +103,11 @@ Q_SIGNALS:
     void sourceModelChanged(QPrivateSignal);
 
 protected Q_SLOTS:
-    void resetInternalData();
+    void resetInternalData()
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    override
+#endif
+    ;
 
 protected:
     QAbstractProxyModel(QAbstractProxyModelPrivate &, QObject *parent);
diff --git a/src/corelib/itemmodels/qitemselectionmodel.h b/src/corelib/itemmodels/qitemselectionmodel.h
index 5820695592..5421eb2afa 100644
--- a/src/corelib/itemmodels/qitemselectionmodel.h
+++ b/src/corelib/itemmodels/qitemselectionmodel.h
@@ -241,7 +241,7 @@ inline uint qHash(const QItemSelectionRange &) { return 0; }
 #   define Q_TEMPLATE_EXTERN extern
 #  endif
 # endif
-Q_TEMPLATE_EXTERN template class Q_CORE_EXPORT QList<QItemSelectionRange>;
+Q_TEMPLATE_EXTERN template class Q_CORE_EXPORT QVector<QItemSelectionRange>;
 #endif // Q_CC_MSVC
 
 class Q_CORE_EXPORT QItemSelection : public QList<QItemSelectionRange>