LayoutTests/fast/inline/blocks-in-inline-layout-5-expected.html

<style>
div {
  border: 1px solid blue;
  width: 100px;
  height: 100px;
}

.float_box {
  float: left;
  border: none;
  width: 20px;
}
</style>
<span>
  span start
  <div>
    <div class=float_box style="background-color: green; height: 140px;"></div>
    <div class=float_box style="background-color: yellow; height: 160px;"></div>
  </div>
  span end
</span>