% arara: pdflatex
% arara: makeglossaries if found("aux", "@istfilename")
% arara: pdflatex
\documentclass[11pt]{report}

\usepackage[T1]{fontenc}
\usepackage{amssymb}
\usepackage[a4paper,left=.75in,right=1.6in]{geometry}
\usepackage[verbose,ascii]{testidx-glossaries}

\renewcommand*{\glstreenamefmt}[1]{#1}
\renewcommand*{\glstreegroupheaderfmt}[1]{\textbf{#1}}

\tstidxmakegloss

\begin{document}

\testidx

\tstidxprintglossaries

\end{document}
