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- This WPT test may be referenced by the following Test IDs:
- /css/css-pseudo/firefox-bug-1907238-crash.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset=cp1252>
<style>
::first-letter {}
</style>
<script>
document.addEventListener("DOMContentLoaded", () => {
let a = document.createElement("pre")
a.innerHTML = "<a dir='rtl'><i"
let b = document.createElement("a")
a.appendChild(b)
document.documentElement.appendChild(a)
b.insertAdjacentText("beforebegin", "�\nۭ")
})
</script>