From 94c564a0820105c29ca7e3267d0cf797032fd4cb Mon Sep 17 00:00:00 2001
From: Ulf Hermann <ulf.hermann@qt.io>
Date: Mon, 23 Mar 2020 09:16:48 +0100
Subject: [PATCH] Fusion Style: Use qobject_cast rather than dynamic_cast

We want to avoid RTTI.

Fixes: QTBUG-82287
Change-Id: Ib034094d4035d6dfa99d00ac198c93cc9572755b
Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
---
 src/widgets/styles/qfusionstyle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/widgets/styles/qfusionstyle.cpp b/src/widgets/styles/qfusionstyle.cpp
index 751ce36bb3..3fbd127efe 100644
--- a/src/widgets/styles/qfusionstyle.cpp
+++ b/src/widgets/styles/qfusionstyle.cpp
@@ -479,7 +479,7 @@ void QFusionStyle::drawPrimitive(PrimitiveElement elem,
     {
         QPixmap pixmap(QLatin1String(":/qt-project.org/styles/commonstyle/images/fusion_groupbox.png"));
         int topMargin = 0;
-        auto control = dynamic_cast<const QGroupBox *>(widget);
+        auto control = qobject_cast<const QGroupBox *>(widget);
         if (control && !control->isCheckable() && control->title().isEmpty()) {
             // Shrinking the topMargin if Not checkable AND title is empty
             topMargin = groupBoxTopMargin;