1 files changed, 20 insertions, 0 deletions
diff --git a/tests/auto/qml/qmlcppcodegen/data/mergeSideEffects.qml b/tests/auto/qml/qmlcppcodegen/data/mergeSideEffects.qml
new file mode 100644
index 0000000000..d4a8fec42e
--- /dev/null
+++ b/tests/auto/qml/qmlcppcodegen/data/mergeSideEffects.qml
@@ -0,0 +1,20 @@
+import QtQml
+
+QtObject {
+    property bool no: false
+    property list<int> a: [1]
+    property list<int> b: [2]
+
+    property int c: {
+        let numbers = a;
+        a = [3]; // create side effect affecting "numbers"
+
+        if (no) {
+            // Force two branches to be merged on "numbers"
+            numbers = b
+        }
+
+        // Side effect is still in effect
+        return numbers[0];
+    }
+}