HTML select element cannot contain hr elements

[kran6a]

Describe the bug

The following WHATWG-spec-compliant code causes an error in Svelte 5 but not in Svelte 4

<select>
    <option value="0">The</option>
     <hr>
    <option value="1">bug</option>
</select>

Thre is even an example of using hr as an separator in https://html.spec.whatwg.org/#the-select-element:

Reproduction

https://svelte-5-preview.vercel.app/#H4sIAAAAAAAACnWNvQqDMBhFX-XjzgHbNaSBvkO3poPVzxqISciPUMR3L6KDS8d7uIezYLCOM-RzgW8nhsQ9RgiUb9xGntkVhkAONXUbUZkdd0UbT0SkQiw2eJpbV_lmcDHQj5FVs_PjRWpMf4SrgX7Xz0lQzVGAwBR6O1juIUuqvL7WH49vgSKwAAAA

Logs

<hr> is invalid inside <select>

System Info

Does not matter

Severity

annoyance

[brunnerh]

On that note, apparently script and template are also allowed.