From d984b07221f55ccb8b531e6184a6fb361c324139 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Date: Tue, 24 Mar 2015 08:40:21 +0100
Subject: [PATCH] Guard QWidget::setStyleSheet() against invocation from
 destructor.
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Task-number: QTBUG-45178
Change-Id: I3670d9cd9645155318b595d1324a3b3caf2352f6
Reviewed-by: Jørgen Lind <jorgen.lind@theqtcompany.com>
---
 src/widgets/kernel/qwidget.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp
index 4f618e34a86..b2ea83c991c 100644
--- a/src/widgets/kernel/qwidget.cpp
+++ b/src/widgets/kernel/qwidget.cpp
@@ -2608,6 +2608,8 @@ QString QWidget::styleSheet() const
 void QWidget::setStyleSheet(const QString& styleSheet)
 {
     Q_D(QWidget);
+    if (data->in_destructor)
+        return;
     d->createExtra();
 
     QStyleSheetStyle *proxy = qobject_cast<QStyleSheetStyle *>(d->extra->style);