Thanks for your detailed explanation. On Nov 7, 2013, at 15:07, Joshua Ballanco <jballanc@gmail.com> wrote:

I had planed on writing a longer message to the list but, having just started a new gig, time is severely lacking. Also, it seems it'll be at least 2-3 weeks (thank Apple store ship times) before I get a chance to test anything on Mavericks. Here's what I can tell you so far:

* Replacing the GC is semi-problematic

But that also should not be a problem for Mavericks, because clearly GC works just fine in Mavericks.

All that said, if getting MacRuby running on Mavericks doesn't take more than 2-3 weekends of spare time, I'll see what I can do. As it stands, the port to a more recent version of llvm is already mostly done on a branch...

Once that is done, I’d be happy to try pitching in to fix the method definition problem that is plaguing MacRuby on Mavericks. Matthias