you can reproduce this bug (http://bugs.debian.org/381015) with this script:
$ ./deep_recusion.pl Deep recursion on subroutine "SQL::Parser::non_parens_search" at /usr/share/perl5/SQL/Parser.pm line 1553. Deep recursion on subroutine "SQL::Parser::non_parens_search" at /usr/share/perl5/SQL/Parser.pm line 1559. Kind regards, -- Thierry Randrianiriana
deep_recusion.pl
Description: Perl program
signature.asc
Description: OpenPGP digital signature