From 660012b62e62f6bf3a00e1194e7e22e41b7ffd8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Klitzing?= <aklitzing@gmail.com>
Date: Fri, 6 Oct 2017 13:37:43 +0200
Subject: Avoid possible detaching

Change-Id: Iea5521d1fd53d5af21f99023f8d9ed15ef2f4f68
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
---
 src/svg/qsvggenerator.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/svg/qsvggenerator.cpp b/src/svg/qsvggenerator.cpp
index d294eb2..8b9a9bd 100644
--- a/src/svg/qsvggenerator.cpp
+++ b/src/svg/qsvggenerator.cpp
@@ -228,9 +228,9 @@ public:
             QTextStream str(&d_func()->defs, QIODevice::Append);
             str << "<mask id=\"" << maskId << "\" x=\"0\" y=\"0\" width=\"8\" height=\"8\" "
                 << "stroke=\"none\" fill=\"#ffffff\" patternUnits=\"userSpaceOnUse\" >" << endl;
-            for (QRect r : reg.rects()) {
+            const auto &rects = reg.rects();
+            for (const QRect &r : rects)
                 str << rct.arg(r.x()).arg(r.y()).arg(r.width()).arg(r.height()) << endl;
-            }
             str << QStringLiteral("</mask>") << endl << endl;
             d_func()->savedPatternMasks.append(maskId);
         }
-- 
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