Incorrect assertion in item views

we were checking if the parent of main items was QModelIndex
instead if checking if it is just invalid (it might have a pointer
to its model and still be invalid).

Task-number: QTBUG-12090
Reviewed-by: Ian Walters

1 files changed, 1 insertions, 1 deletions

diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp
index 15e59ba..302aa20 100644
--- a/src/gui/itemviews/qabstractitemview.cpp
+++ b/src/gui/itemviews/qabstractitemview.cpp
@@ -653,7 +653,7 @@ void QAbstractItemView::setModel(QAbstractItemModel *model)
                "QAbstractItemView::setModel",
                "A model should return the exact same index "
                "(including its internal id/pointer) when asked for it twice in a row.");
-    Q_ASSERT_X(d->model->index(0,0).parent() == QModelIndex(),
+    Q_ASSERT_X(!d->model->index(0,0).parent().isValid(),
                "QAbstractItemView::setModel",
                "The parent of a top level index should be invalid");