Layouts are broken when using layers

import QtGraphicalEffects 1.0
import QtQuick 2.9
import QtQuick.Layouts 1.3
import QtQuick.Window 2.0

Window {
    id: window
    width: 300
    height: 200
    visible: true

    RowLayout {
        id: rowLayout
        width: 180
        anchors.centerIn: parent

        Rectangle {
            implicitWidth: 80
            implicitHeight: 30
            color: "navajowhite"

            Layout.alignment: Qt.AlignLeft
            Layout.fillWidth: true
        }

        Rectangle {
            implicitWidth: 80
            implicitHeight: 30
            color: "navajowhite"

            Layout.alignment: Qt.AlignRight
            Layout.fillWidth: true

            layer.enabled: true
            layer.effect: Glow {
                color: "white"
                samples: 20
                spread: 0.3
            }
        }
    }

    Rectangle {
        anchors.fill: rowLayout
        color: "transparent"
        border.color: "black"
    }
}