<style>
audio {
  float: left;
  -webkit-shape-outside: url(#blank);
  padding-top: 8vmax;
}
details {
 overflow: -webkit-paged-x;
 inline-size: fit-content;
}
</style>
<details>
<audio controls="false" pathname="blank">PASS if no crash or assert.</audio>
<script>
window.testRunner?.dumpAsText();
</script>