Package: texlive-latex-extra
Version: 2013.20140408-1 testing
A LaTeX file with one unicode character inside some special comment enviroment fail to compile.
Sample LaTeX File:
\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{comment}
\includecomment{frame}
\specialcomment{frame}
{\begingroup}{\endgroup}
\begin{document}
\begin{frame}
unicode character: í
\end{frame}
\end{document}