<!DOCTYPE HTML>
<html dir="rtl">
<title>Testcase, bug 428810</title>
<style type="text/css">
html, body { margin: 0; padding: 0; }
</style>
<div style="height: 10px">
  <div style="float: right; height: 20px; width: 100px"></div>
</div>
<div style="margin-right: 40px; width: 70px; display: list-item;">
  <div style="float: right; height: 20px; width: 15px"></div>
</div>

