alias of aliased property incorrectly detects loop when aliasing across objects

alias a7i fails with

aliasError.qml:9:9: Circular alias reference detected

with the following code:
{{
import QtQuick

Item {
id: root
property int p1: 1
QtObject

{ id: obj1 property alias a3i: root.p1 property alias a7i: obj2.a8i // loop error, even if no loop }

QtObject

{ id: obj2 property alias a8i: obj1.a3i }

Rectangle {
Text

{ id:t1 text: obj2.a8i // works }

Text

{ text: obj1.a7i // fails anchors.top: t1.bottom }

}
}
}}