QmlCompiler: Extend shadow-checking

Method return values as well as whatever we hide behind "unknown" can
contain shadowable properties. We need to check it.

Pick-to: 6.5 6.2
Task-number: QTBUG-117800
Change-Id: I518bc11fd0c9c69340bf621198eeaf4c95d17dae
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Olivier De Cannière <olivier.decanniere@qt.io>
(cherry picked from commit 048c8f226ae09b79264e5dfc51f5d8fe7a8332a9)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/auto/qml/qmlcppcodegen/data/ShadowedObjectName.qml b/tests/auto/qml/qmlcppcodegen/data/ShadowedObjectName.qml
new file mode 100644
index 0000000000..f079f4a94e
--- /dev/null
+++ b/tests/auto/qml/qmlcppcodegen/data/ShadowedObjectName.qml
@@ -0,0 +1,6 @@
+pragma Strict
+import QtQml
+
+QtObject {
+    property int objectName: 12
+}