Don't crash in QStateMachine when event transition listens to

QApplication instance

We can't assert on actually watching the watched object, since we may
have installed an event filter on QApplication::instance(), in which
case we will filter events for all objects.

Reviewed-by: Gunnar

1 files changed, 2 insertions, 3 deletions

diff --git a/src/corelib/statemachine/qstatemachine.cpp b/src/corelib/statemachine/qstatemachine.cpp
index cf951c95cd..ecf3f9c1e8 100644
--- a/src/corelib/statemachine/qstatemachine.cpp
+++ b/src/corelib/statemachine/qstatemachine.cpp
@@ -1616,9 +1616,8 @@ void QStateMachinePrivate::unregisterEventTransition(QEventTransition *transitio
 }
 
 void QStateMachinePrivate::handleFilteredEvent(QObject *watched, QEvent *event)
-{
-    Q_ASSERT(qobjectEvents.contains(watched));
-    if (qobjectEvents[watched].contains(event->type())) {
+{    
+    if (qobjectEvents.value(watched).contains(event->type())) {
         postInternalEvent(new QStateMachine::WrappedEvent(watched, handler->cloneEvent(event)));
         processEvents(DirectProcessing);
     }