[MacRuby-devel] Substituting garbage collection with automatic reference counting

2011-10-04 Thread sohocoke
How fundamental is garbage collection in various aspects of MacRuby? a. Is garbage collection a hard requirement for MacRuby to be a ruby implementation, i.e. Does Ruby itself as a language / platform / runtime pose garbage collection as more or less a hard requirement? I wouldn't have thought

[MacRuby-devel] Odd crash message

2011-10-04 Thread Nick Ludlam
Hi all, I'm building a MacRuby app on Lion, and then getting testers to run it on Snow Leopard, and I'm seeing the following symbol problem: dyld: Symbol not found: __dispatch_queue_attr_concurrent Referenced from MyApp.app/Contents/MacOS/../Frameworks/MacRuby.framework/Versions/Current/usr/lib/