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- This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-select-element/select-add-optgroup-before-argument-is-select-crash.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<script>
const select = document.createElement("select");
const optgroup = document.createElement("optgroup");
select.options.add(optgroup, select);
</script>