first-letter-crossing-engine-boundary-crash.html

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:[email protected]">
<link rel="help" href="http://crbug.com/962090">
<style>
  #container::first-letter { background:blue; }
</style>
<div id="container">
  <div id="edit" style="overflow:hidden;" contenteditable>xx</div>
  <div id="elm" style="display:none;">PASS</div>
</div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  document.body.offsetTop;
  elm.style.display = "initial";
  test(()=>{}, "No crash or DCHECK failure");
</script>

chromium/third_party/blink/web_tests/external/wpt/editing/run/first-letter-crossing-engine-boundary-crash.html