Here is the perl5-porters post mentioned above. Also see the reply by Richard Foley and my reply to his.
Excellent work, Shlomi! Please keep it up; I am a huge fan and an active user of the Perl debugger. :)
The commits that Shlomi refers to (in the "blead" branch of the Perl Git repository) are here:
You'll need to go forward a few pages (his commits start showing up at "2012-11-12").