Homebrew was attempting to check the version of gcc-4.0 and gcc-4.2 even if they don't exist, causing `doctor` and `--config` to throw nasty errors. Also fixes the broken missing gcc-4.2 detection, which was confusing Xcode 4.2 users. Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Homebrew
Features, usage and installation instructions are summarized on the homepage.
What Packages Are Available?
- You can browse the Formula folder on GitHub.
 - Or type 
brew searchfor a list. - Or run 
brew serverto browse packages off of a local web server. 
More Documentation
brew help or man brew or check our wiki.
Who Are You?
I'm Max Howell and I'm a splendid chap.
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