Homebrew/homebrew-dupes — pull request #6 by konrad-rudolph (2012-03-29 11:58:35+00:00)
Title: Update gcc formula to GCC 4.7.

Tested on OS X 10.7.3, appears to work fine. Since the only change is in the version number, and since the formula doesn't perform any version-specific magic, I hope that there are no hidden issues.