commit b310e3f088155b91fc4dd3c09b4508182394a9fb
Author: David Edmundson <davidedmundson@kde.org>
Date:   Wed Jan 8 17:12:17 2020 +0000

    Initialize boolean m_hasItemChangeListeners
    
    Found by a valgrind warning of an unintialized jump.
    
    Change-Id: I24279c97042e1971eaff35c3363fc1250e5c6c6e

diff --git a/src/imports/layouts/qquicklayout_p.h b/src/imports/layouts/qquicklayout_p.h
index b31bffa290..3f076c7304 100644
--- a/src/imports/layouts/qquicklayout_p.h
+++ b/src/imports/layouts/qquicklayout_p.h
@@ -131,7 +131,7 @@ class QQuickLayoutPrivate : public QQuickItemPrivate
 {
     Q_DECLARE_PUBLIC(QQuickLayout)
 public:
-    QQuickLayoutPrivate() : m_isReady(false), m_disableRearrange(true) {}
+    QQuickLayoutPrivate() : m_isReady(false), m_disableRearrange(true), m_hasItemChangeListeners(false) {}
 
 protected:
     unsigned m_isReady : 1;