[XeTeX] \textsuperscript and polyglossia

[Gildas Hamel]

* kilian at nihilnovi.de (kilian at nihilnovi.de) wrote:
  |>  Hello,
  |>  
  |>  the failure comes when I do a \usepackage{xltxtra} in the header.
  |>  Afterwards \textsuperscript{} is broken in greek mode. So the following is
  |>  broken:
  |>  
  |>  \documentclass[12pt,a4paper]{article}
  |>  \usepackage{bidi}
  |>  \usepackage{polyglossia}
  |>  \usepackage{fontspec}
  |>  \usepackage{xltxtra,xunicode}
  |>  \setdefaultlanguage{english}
  |>  \setotherlanguage[variant=ancient,attic=true]{greek}
  |>  \newfontfamily\greekfont{SBL Greek}
  |>  \begin{document}
  |>  
  |>  \begin{greek}
  |>  123\textsuperscript{1}
  |>  \end{greek}
  |>  Text here...
  |>  \end{document}

I confirm your results with SBL Greek which I just downloaded, but get the proper superscript with Gentium or GraecaUBSU, etc.
--Gildas (using texlive 2009)