From 75043690e3bca1784bc3a72fbeb88087635ca515 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Wed, 6 Mar 2019 16:42:28 +0100
Subject: [PATCH] QmlDesigner: Add QTC_ASSERT

This might avoid a rare crash on macOS.

Change-Id: I9ea7be826aeaaf571041c0f729bb1fc691e46687
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 .../qmldesigner/components/itemlibrary/itemlibrarywidget.cpp    | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
index 7d2f8db95ca..d4dea983c0e 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
@@ -318,6 +318,8 @@ void ItemLibraryWidget::setupImportTagWidget()
 
 void ItemLibraryWidget::updateModel()
 {
+    QTC_ASSERT(m_itemLibraryModel, return);
+
     m_itemLibraryModel->update(m_itemLibraryInfo.data(), m_model.data());
     updateImports();
     updateSearch();