None that I am currently aware of. Of course, that does not mean that they do not exist, so if you find a bug, let me know, and I will be sure to fix it.
CODE COVERAGE section of fp for this information.
stevan little, <email@example.com>
COPYRIGHT AND LICENSE
Copyright 2005 by Infinity Interactive, Inc.
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.