1 files changed, 10 insertions, 1 deletions
diff --git a/src/corelib/kernel/qbindingstorage.h b/src/corelib/kernel/qbindingstorage.h
index 9a80acc269..e579dbcf9d 100644
--- a/src/corelib/kernel/qbindingstorage.h
+++ b/src/corelib/kernel/qbindingstorage.h
@@ -65,6 +65,11 @@ struct QBindingStatus
     QPropertyDelayedNotifications *groupUpdateData = nullptr;
 };
 
+namespace QtPrivate {
+struct QBindingStatusAccessToken;
+Q_AUTOTEST_EXPORT QBindingStatus *getBindingStatus(QBindingStatusAccessToken);
+}
+
 
 struct QBindingStorageData;
 class Q_CORE_EXPORT QBindingStorage
@@ -81,10 +86,13 @@ public:
     ~QBindingStorage();
 
     bool isEmpty() { return !d; }
+    bool isValid() const noexcept { return bindingStatus; }
+
+    const QBindingStatus *status(QtPrivate::QBindingStatusAccessToken) const;
 
     void registerDependency(const QUntypedPropertyData *data) const
     {
-        if (!bindingStatus->currentlyEvaluatingBinding)
+        if (!bindingStatus || !bindingStatus->currentlyEvaluatingBinding)
             return;
         registerDependency_helper(data);
     }
@@ -104,6 +112,7 @@ public:
         return bindingData_helper(data, create);
     }
 private:
+    void reinitAfterThreadMove();
     void clear();
     void registerDependency_helper(const QUntypedPropertyData *data) const;
     // ### Unused, but keep for BC