From 3e0f7773b83b096ed96a97c5f4f56f0c4a1c7b0f Mon Sep 17 00:00:00 2001
From: Jarek Kobus <jaroslaw.kobus@qt.io>
Date: Wed, 27 Sep 2023 12:11:00 +0200
Subject: [PATCH] Autotest: Ensure m_checkStateCache isn't nullptr

Fixes: QTCREATORBUG-29654
Change-Id: Ia1864756a232663c4109fdae61de1dcaf1fbcd14
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
---
 src/plugins/autotest/testtreemodel.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/autotest/testtreemodel.cpp b/src/plugins/autotest/testtreemodel.cpp
index fb06b40a07b..85b8156ff39 100644
--- a/src/plugins/autotest/testtreemodel.cpp
+++ b/src/plugins/autotest/testtreemodel.cpp
@@ -611,7 +611,8 @@ void TestTreeModel::insertItemInParent(TestTreeItem *item, TestTreeItem *root, b
         delete item;
     } else {
         // restore former check state if available
-        std::optional<Qt::CheckState> cached = m_checkStateCache->get(item);
+        std::optional<Qt::CheckState> cached = m_checkStateCache ? m_checkStateCache->get(item)
+                                                                 : std::optional<Qt::CheckState>{};
         if (cached.has_value())
             item->setData(0, cached.value(), Qt::CheckStateRole);
         else