diff -r ef0373b55136 -r 758a864f9613 tests/auto/declarative/qdeclarativeitem/tst_qdeclarativeitem.cpp
--- a/tests/auto/declarative/qdeclarativeitem/tst_qdeclarativeitem.cpp	Fri Sep 17 08:34:18 2010 +0300
+++ b/tests/auto/declarative/qdeclarativeitem/tst_qdeclarativeitem.cpp	Mon Oct 04 01:19:32 2010 +0300
@@ -75,6 +75,7 @@
     void childrenRect();
     void childrenRectBug();
     void childrenRectBug2();
+    void childrenRectBug3();
 
     void childrenProperty();
     void resourcesProperty();
@@ -780,6 +781,17 @@
     delete canvas;
 }
 
+// QTBUG-12722
+void tst_QDeclarativeItem::childrenRectBug3()
+{
+    QDeclarativeView *canvas = new QDeclarativeView(0);
+    canvas->setSource(QUrl::fromLocalFile(SRCDIR "/data/childrenRectBug3.qml"));
+    canvas->show();
+
+    //don't crash on delete
+    delete canvas;
+}
+
 template<typename T>
 T *tst_QDeclarativeItem::findItem(QGraphicsObject *parent, const QString &objectName)
 {