qml: Construct QQmlApplicationEngine only when we need it

Otherwise we leak a lot of memory if any of the exit() calls is
triggered.

Change-Id: I338abe2ef63217e6b80ffc2f8fe65d9cac03d994
Reviewed-by: Qt CI Bot <[email protected]>
Reviewed-by: Semih Yavuz <[email protected]>
Reviewed-by: Fabian Kosmale <[email protected]>

1 files changed, 3 insertions, 1 deletions

diff --git a/tools/qml/main.cpp b/tools/qml/main.cpp
index 086bd772d7..4e051f82c5 100644
--- a/tools/qml/main.cpp
+++ b/tools/qml/main.cpp
@@ -425,7 +425,6 @@ int main(int argc, char *argv[])
     app->setOrganizationDomain("qt-project.org");
     QCoreApplication::setApplicationVersion(QLatin1String(QT_VERSION_STR));
 
-    QQmlApplicationEngine e;
     QStringList files;
     QString confFile;
     QString translationFile;
@@ -553,6 +552,9 @@ int main(int argc, char *argv[])
     if (parser.isSet(fixedAnimationsOption))
         QUnifiedTimer::instance()->setConsistentTiming(true);
 #endif
+
+    QQmlApplicationEngine e;
+
     for (const QString &importPath : parser.values(importOption))
         e.addImportPath(importPath);