diff --git a/tests/manual/gdbdebugger/simple/app.cpp b/tests/manual/gdbdebugger/simple/app.cpp
index 0259c0a2e21..de03433ea59 100644
--- a/tests/manual/gdbdebugger/simple/app.cpp
+++ b/tests/manual/gdbdebugger/simple/app.cpp
@@ -28,6 +28,7 @@
 **************************************************************************/
 
 #include <QtCore/QDebug>
+#include <QtCore/QDateTime>
 #include <QtCore/QDir>
 #include <QtCore/QHash>
 #include <QtCore/QLibrary>
@@ -194,6 +195,16 @@ void testQByteArray()
     ba += 2;
 }
 
+void testQDateTime()
+{
+    QDateTime date;
+    date = QDateTime::currentDateTime();
+    date = date.addSecs(5);
+    date = date.addSecs(5);
+    date = date.addSecs(5);
+    date = date.addSecs(5);
+}
+
 void testQFileInfo()
 {
     QFileInfo fi("/tmp/t");
@@ -553,6 +564,7 @@ void testQSet()
     QObject ob;
     QSet<QPointer<QObject> > hash;
     QPointer<QObject> ptr(&ob);
+    ptr;
     //hash.insert(ptr);
     //hash.insert(ptr);
     //hash.insert(ptr);
@@ -592,7 +604,7 @@ public:
 
    private:
      QSharedDataPointer<EmployeeData> d;
- };
+};
 
 
 void testQSharedPointer()
@@ -1301,6 +1313,7 @@ int main(int argc, char *argv[])
     testQStack();
     testUninitialized();
     testPointer();
+    testQDateTime();
     testQFileInfo();
     testObject1();
     testVector1();