Fix the initial value of XmlListModel::count

QAbstractItemModel::rowCount() should under no circumstances
return -1 or it will crash QSortFilterProxyModel.

Change-Id: Ib3d4a57d5fc3761a7fc6f6925c3d25bdea20ce78
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickxmllistmodel/data/proxyCrash.qml b/tests/auto/quick/qquickxmllistmodel/data/proxyCrash.qml
new file mode 100644
index 0000000000..c0c5a25e3c
--- /dev/null
+++ b/tests/auto/quick/qquickxmllistmodel/data/proxyCrash.qml
@@ -0,0 +1,9 @@
+import QtQuick 2.0
+import QtQuick.XmlListModel 2.0
+import SortFilterProxyModel 1.0
+
+SortFilterProxyModel {
+    source: XmlListModel {
+        XmlRole { }
+    }
+}