GCC-4.2 error on Mac OS-X Mountain Lion, unable to install some packages with pip / virtualenv

Question

I\'m seeing a very annoying bug that I don\'t really know how to deal with. It seems to be pretty common, and I\'ve tried nearly every solution that I could find to no avail.

Answer 1

This worked for me when I had a similar problem.

http://www.computersnyou.com/2025/2013/06/install-command-line-tools-in-osx-10-9-mavericks-how-to/