wayneeseguin/rvm — pull request #1389 by stevenkaras (2012-12-15 11:54:35+00:00)
Title: Quick fix for the __rvm_cd installation crash

Hopefully, this will solve the issue. I'll see about a workaround in the meantime.

__rvm_cd is not defined in the rvm-installer script. As such, it was causing a fatal crash on installation.