it does not compute the line position properly (missing writing direction flip).
Created attachment 432633 [details]
Comment on attachment 432633 [details]
Can we make a test?
Created attachment 432658 [details]
Committed r279463 (239319@main): <https://commits.webkit.org/239319@main>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 432658 [details].