Well, one failure. I just dusted off my HP Testdrive OpenVMS account, restored my VMS knowledge from deep in my brain's tape archive, and loaded up Test::Harness 2.99_02.
The fixes were extremely minor, they mostly revolved around some hackish code in TAP::Parser which grovels through the $parser->switches() to pull out any libraries from -I switches. VMS has to quote its arguments and this happens inside switches() instead of later at the point where its turned into a command. So the quoting screwed up the groveling code which was looking for things like
It's a lousy hack, and marked as such. Just illustrates how hacks cause problems in the damnest places.