1 files changed, 4 insertions, 1 deletions
diff --git a/src/gui/graphicsview/qgraphicslayoutitem.cpp b/src/gui/graphicsview/qgraphicslayoutitem.cpp
index b650391..7bdf035 100644
--- a/src/gui/graphicsview/qgraphicslayoutitem.cpp
+++ b/src/gui/graphicsview/qgraphicslayoutitem.cpp
@@ -128,7 +128,7 @@ QGraphicsLayoutItemPrivate::~QGraphicsLayoutItemPrivate()
 void QGraphicsLayoutItemPrivate::init()
 {
     sizeHintCacheDirty = true;
-    sizePolicy = QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
+    sizeHintWithConstraintCacheDirty = true;
 }
 
 /*!
@@ -394,6 +394,7 @@ QGraphicsLayoutItem::QGraphicsLayoutItem(QGraphicsLayoutItem *parent, bool isLay
 {
     Q_D(QGraphicsLayoutItem);
     d->init();
+    d->sizePolicy = QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
     d->q_ptr = this;
 }
 
@@ -404,6 +405,7 @@ QGraphicsLayoutItem::QGraphicsLayoutItem(QGraphicsLayoutItemPrivate &dd)
     : d_ptr(&dd)
 {
     Q_D(QGraphicsLayoutItem);
+    d->init();
     d->q_ptr = this;
 }
 
@@ -823,6 +825,7 @@ void QGraphicsLayoutItem::updateGeometry()
 {
     Q_D(QGraphicsLayoutItem);
     d->sizeHintCacheDirty = true;
+    d->sizeHintWithConstraintCacheDirty = true;
 }
 
 /*!