V4: ASSERT: "successorStart > 0"

import QtQuick 2.0

Item {
    property real labelCount: 10
    property real count: 5

    Component.onCompleted: {
        var difference = 0;
        if (difference > 0) {
            for (; difference > 0; --difference) {
            }
        } else if (difference < 0) {
            for (; difference < 0; ++difference) {
            }
        }
    }
}

ASSERT: "successorStart > 0" in file /home/micurtis/dev/qt5-stable/qtdeclarative/src/qml/compiler/qv4regalloc.cpp, line 812