[Ironruby-core] [ANN] IronRuby 1.0 RC2

Jimmy Schementi Jimmy.Schementi at microsoft.com
Wed Feb 10 20:04:36 EST 2010

The IronRuby team is pleased to announce version 1.0 RC2!


Direct download link: 

This release is also accompanied by a preview release
compatible with .NET 4.0 RC:

As IronRuby approaches the final 1.0, these RCs will 
contain crucial bug fixes and enhancements that IronRuby 
requires to be a fast and compatible 1.0. Now that IronRuby 
is in the release-candidate stage, your feedback is even 
more important. Please use these new binaries as much as
you can and report any issues you find here:

Note: The actual version of the assemblies is ""; they
will be updated to "" when the last anticipated RC of 
IronRuby 1.0 is released.

== Contributors

casualjim, eoinomeara, ghouston, jimmysch, jredville, jwthornpson2, 
KAZUu, kralor, niclasnilsson, nikosd, rifraf, sborde, thbar, 
TomasMatousek, turp, vaderpi, vertiginous, xport

Thank you all, and everyone else who contributed to 
previous releases!

== Highlighted changes in RC2

- Fix how ir.exe -e treats arguments
- "-S" command-line argument: load file from path (eg. ir -S irb)
- Implements BEGIN and END blocks.
- support open("|shell_command") for autospec
- reduces the number of methods jitted during startup time of irb from 481 to 80, 
  which translates to 34% time reduction.
- enable debugging IronRuby when running in Silverlight
- Fixes issues reported by mcs.
- Adaptive loop compilation
- super with implicit arguments in eval
- Sets RUBY_PLATFORM according to Environment.OSVersion.Platform

For more detailed list of changes and bugfixes please see the CHANGELOG:

~ Jimmy ... and the IronRuby team

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