1 files changed, 6 insertions, 2 deletions
diff --git a/tests/benchmarks/qml/creation/tst_creation.cpp b/tests/benchmarks/qml/creation/tst_creation.cpp
index e5ad04b92f..c835e4799c 100644
--- a/tests/benchmarks/qml/creation/tst_creation.cpp
+++ b/tests/benchmarks/qml/creation/tst_creation.cpp
@@ -215,12 +215,15 @@ inline void QQmlGraphics_setParent_noEvent(QObject *object, QObject *parent)
 
 void tst_creation::itemtree_notree_cpp()
 {
+    std::vector<QQuickItem *> kids;
+    kids.resize(30);
     QBENCHMARK {
         QQuickItem *item = new QQuickItem;
         for (int i = 0; i < 30; ++i) {
             QQuickItem *child = new QQuickItem;
-            Q_UNUSED(child);
+            kids[i] = child;
         }
+        qDeleteAll(kids);
         delete item;
     }
 }
@@ -252,12 +255,13 @@ void tst_creation::itemtree_cpp()
 
 void tst_creation::itemtree_data_cpp()
 {
+    QQmlEngine engine;
     QBENCHMARK {
         QQuickItem *item = new QQuickItem;
         for (int i = 0; i < 30; ++i) {
             QQuickItem *child = new QQuickItem;
             QQmlGraphics_setParent_noEvent(child,item);
-            QQmlListReference ref(item, "data");
+            QQmlListReference ref(item, "data", &engine);
             ref.append(child);
         }
         delete item;