How does Perl's interpreter do if-statements? I wanted to try to implement a simple Lazy-Basic-Block-Versioning for if-statements that use ref as a predicate, and maybe subsequently for sub-routine...

I like the Vista style for pathing, so on a XP machine I've created NTFS junctions C:\Users -> C:\Documents and Settings and ~\Documents -> ~\My Documents, so that I only ever have to write one sty...