2 files changed, 14 insertions, 3 deletions
diff --git a/tests/auto/qml/qqmllanguage/data/signatureEnforced.qml b/tests/auto/qml/qqmllanguage/data/signatureEnforced.qml
index e2ddd75b55..ec00d5d2b3 100644
--- a/tests/auto/qml/qqmllanguage/data/signatureEnforced.qml
+++ b/tests/auto/qml/qqmllanguage/data/signatureEnforced.qml
@@ -8,7 +8,7 @@ QtObject {
     property withLength withLength: 5
 
     function a(r: rect) {
-        r.x = 77 // does not write back
+        r.x = 77 // does write back, but this is an evil thing to do.
     }
 
     function b(s: string) : int {
@@ -28,8 +28,11 @@ QtObject {
     property int n: c(99) // creates a withLength
     property int o: rect.y
 
+    function bad(b: int) { return b }
+
     Component.onCompleted: {
         a(rect)
         d(rect)
+        bad(15)
     }
 }
diff --git a/tests/auto/qml/qqmllanguage/tst_qqmllanguage.cpp b/tests/auto/qml/qqmllanguage/tst_qqmllanguage.cpp
index 9af21af82c..2277e91a47 100644
--- a/tests/auto/qml/qqmllanguage/tst_qqmllanguage.cpp
+++ b/tests/auto/qml/qqmllanguage/tst_qqmllanguage.cpp
@@ -7735,12 +7735,20 @@ void tst_qqmllanguage::functionSignatureEnforcement()
     QCOMPARE(ignored->property("m").toInt(), 77);
     QCOMPARE(ignored->property("n").toInt(), 67);
 
-    QQmlComponent c2(&engine, testFileUrl("signatureEnforced.qml"));
+    const QUrl url2 = testFileUrl("signatureEnforced.qml");
+    QQmlComponent c2(&engine, url2);
     QVERIFY2(c2.isReady(), qPrintable(c2.errorString()));
 
+    QTest::ignoreMessage(
+            QtCriticalMsg,
+            qPrintable(url2.toString() + u":36: 15 should be coerced to void because the function "
+                                          "called is insufficiently annotated. The original value "
+                                          "is retained. "
+                                          "This will change in a future version of Qt."_s));
+
     QScopedPointer<QObject> enforced(c2.create());
     QCOMPARE(enforced->property("l").toInt(), 2); // strlen("no")
-    QCOMPARE(enforced->property("m").toInt(), 12);
+    QCOMPARE(enforced->property("m").toInt(), 77);
     QCOMPARE(enforced->property("n").toInt(), 99);
     QCOMPARE(enforced->property("o").toInt(), 77);
 }