If you need help installing, using or changing GCC, there are two ways to find it:
Send a message to a suitable network mailing list. First try firstname.lastname@example.org (for help installing or using GCC), and if that brings no response, try email@example.com. For help changing GCC, ask firstname.lastname@example.org. If you think you have found a bug in GCC, please report it following the instructions at see Bug Reporting.