A few weeks ago you wrote:
> The simpler example for the bug is in fact
>
> @deffn @{
> @end deffn
>
> If I recall well, only matching braces are considered licit in
> texi2html. The new Parser is happy with this construct, though.
Is the new parser available already? I'm going to make a new groff
release, and I know no workaround of this problem. Given that more
and more GNU/Linux distributions start to use the CVS version of
texinfo, chances are high that groff.texinfo is no longer
compilable...
Werner