QQuickWidget: fix incorrect usage of 'range for' with Qt containers

Change-Id: Ifd95a2076c6f5330820dc0eb4890636f83b93794
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 2 insertions, 1 deletions

diff --git a/src/quickwidgets/qquickwidget.cpp b/src/quickwidgets/qquickwidget.cpp
index b8c5b900c9..c608697c94 100644
--- a/src/quickwidgets/qquickwidget.cpp
+++ b/src/quickwidgets/qquickwidget.cpp
@@ -1603,7 +1603,8 @@ void QQuickWidget::paintEvent(QPaintEvent *event)
             painter.drawImage(rect(), d->softwareImage);
         } else {
             //Paint only the updated areas
-            for (auto targetRect : d->updateRegion.rects()) {
+            const auto rects = d->updateRegion.rects();
+            for (auto targetRect : rects) {
                 auto sourceRect = QRect(targetRect.topLeft() * devicePixelRatio(), targetRect.size() * devicePixelRatio());
                 painter.drawImage(targetRect, d->softwareImage, sourceRect);
             }