Why can't I install Rails on Lion using RVM?

Question

I\'m running into issues trying to install Rails on OS X Lion using RVM.

So far, I have done the following:

1. Installed Mac OS X Lion Version 10.7 (Build

Answer 1

CC=/usr/bin/gcc-4.2 rvm install 1.8.7 did not work for me, I used CC=/usr/bin/gcc rvm install 1.8.7 and it did (checking with "which gcc")