As of 2008/1/18 the very same problem exists here on OpenSuse 10.3. Same error message.
I tried to install through cpan (install Perl6::Pugs). Cpan reports to be building Perl6-Pugs-6.2.13.
Thanks a lot.
Re^3: Building Perl6::Pugs on OS X with GHC 6.61 (now on OpenSuse 10.3)