Revision history for Class-Closure 0.301 Sun 4 Jan 2015 - Switched lvalue accessors to using Sentinel for better performance - Sanitised code as far as possible 0.30 Sun 6 Jun 2010 - Do code generation at C time, remove use of C block Fixes #58046 (Uses CHECK block) 0.22 Sun 6 Jun 2010 - Switch to Dist::Zilla