cast_off-0.4.0 has been released.
Currently, CastOff is alpha version. It may make your program unstable.


* About CastOff
CastOff is a compiler for Ruby1.9.3.

Rubygems.org: http://rubygems.org/gems/cast_off
Github: http://github.com/soba1104/CastOff/

CastOff compiles Ruby method (method written in Ruby) into C extension
(method written in C). CastOff can reduce Ruby virtual machine overhead,
so by use of CastOff, the performance of compilation target method can
improve.

CastOff supports runtime compilation, profiling execution,
deoptimization, re-compilation, annotation, and reuse of compiled codes.
CastOff provides these functions without modifying a Ruby interpreter.
Outline and Internal of CastOff is available on
http://www.github.com/soba1104/CastOff/raw/master/doc/about.pdf


* Installation
$gem install cast_off

Command line tool cast_off is available after installation.

Currently, CastOff supports Ruby1.9.3 only.
So, if you attempt to use CastOff, please install CastOff under
Ruby1.9.3 runtime.

See 'cast_off --help' or
https://github.com/soba1104/CastOff/blob/master/README
for more information.