LayoutTests/fast/repaint/content-clipping-across-nested-inline-boxes.html

<style>
div {
  width: 2000px; /* trigger tiling via horizontal scrolling */
  padding-top: 380px;
  display: none;
  font-family: Ahem;
}

.inline-box-container {
  position: relative;            
}

.overflow {
  font-size: 200px;
}
        
</style>
<div id=make_this_visible>
  <span class=inline-box-container>
    <span class=overflow>XXX</span>
  </span>
</div>
<script src="../../resources/ui-helper.js"></script>
<script>
window.testRunner?.waitUntilDone();

async function runTest() {
  make_this_visible.style.display = "block";

  await UIHelper.renderingUpdate();

  window.testRunner.notifyDone();
}
window.addEventListener('load', runTest);
</script>