ruby/ruby — pull request #529 by shinh (2014-02-08 23:15:37+00:00)
Title: nacl/nacl-config.rb: Use File.exist? instead of executable? for irt_core. 

Recent nacl_sdk has non-executable irt_core. You need to run

$ ./naclsdk update --force pepper_canary

to fetch the very recent nacl_sdk. The ruby package in naclports compiles with this patch.