<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
  <title>The circle should shrink and move to upper-left a bit.
         It should remain a circle, with no artifacts left behind.</title>
  <defs>
    <circle id="smiley" fill="orange" cx="50" cy="50" r="20"/>
  </defs>
  <use id="target" xlink:href="#smiley" transform="scale(1.8)"/>
</svg>