Fix compiler warning

QJsonArray doesn't return references to QJsonValue, and clang warns
about it.

Change-Id: I0fe447adbc01c0da4c2aaf1cec3c496b2d41aa62
Reviewed-by: David Skoland <david.skoland@qt.io>
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/qmltyperegistrar/qmltypesclassdescription.cpp b/src/qmltyperegistrar/qmltypesclassdescription.cpp
index add59ddd17..4e84ee43e2 100644
--- a/src/qmltyperegistrar/qmltypesclassdescription.cpp
+++ b/src/qmltyperegistrar/qmltypesclassdescription.cpp
@@ -68,8 +68,8 @@ void QmlTypesClassDescription::collect(const QJsonObject *classDef,
         file = classDef->value(QLatin1String("inputFile")).toString();
 
     if (classDef->contains(QLatin1String("interfaces"))) {
-        QJsonArray array = classDef->value(QLatin1String("interfaces")).toArray();
-        for (const QJsonValue& value : array) {
+        const QJsonArray array = classDef->value(QLatin1String("interfaces")).toArray();
+        for (const QJsonValue value : array) {
             auto object = value.toArray()[0].toObject();
             implementsInterfaces << object[QLatin1String("className")].toString();
         }