[REG 6.6.1-6.6.2] Overlay remains visible when a Popup is destroyed via Loader

import QtQuick
import QtQuick.Controls

Window {
    width: 640
    height: 480
    visible: true

    Loader {
        id: loader
        active: false
        sourceComponent: Item {
            anchors.fill: parent
            Popup {
                modal: true
                visible: true
                Overlay.modal: Rectangle { color: 'grey' }
            }
        }
    }

    Component.onCompleted: {
        loader.active = true
        loader.active = false
    }
}