Merge remote-tracking branch 'origin/5.14' into 5.15

 Conflicts:
	src/gui/rhi/qshader.cpp
	tests/auto/corelib/time/qtimezone/tst_qtimezone.cpp

Change-Id: I1c4ae718eb3592a0a0a90af9d11553f3ab68cad5

1 files changed, 14 insertions, 0 deletions

diff --git a/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp b/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
index dcffe8043b..9750a31824 100644
--- a/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
+++ b/tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
@@ -2868,6 +2868,7 @@ public:
     };
 
     Node *root;
+    bool crash = false;
 
     EvilModel(QObject *parent = nullptr): QAbstractItemModel(parent), root(new Node)
     {}
@@ -2876,6 +2877,11 @@ public:
         delete root;
     }
 
+    void setCrash()
+    {
+        crash = true;
+    }
+
     void change()
     {
         emit layoutAboutToBeChanged();
@@ -2944,6 +2950,10 @@ public:
 
     QVariant data(const QModelIndex &idx, int role) const override
     {
+        if (crash) {
+            QTest::qFail("Should not get here...", __FILE__, __LINE__);
+            return QVariant();
+        }
         if (idx.isValid() && role == Qt::DisplayRole) {
             Node *parentNode = root;
             if (idx.isValid()) {
@@ -2963,6 +2973,7 @@ void tst_QTreeView::evilModel_data()
 {
     QTest::addColumn<bool>("visible");
     QTest::newRow("visible") << false;
+    QTest::newRow("visible") << true;
 }
 
 void tst_QTreeView::evilModel()
@@ -3132,6 +3143,9 @@ void tst_QTreeView::evilModel()
     model.change();
 
     view.setRootIndex(secondLevel);
+
+    model.setCrash();
+    view.setModel(nullptr);
 }
 
 void tst_QTreeView::indexRowSizeHint()