Clicking on the Wiki link of the gcc home page, I get:
Not Found The requested URL /wiki was not found on this server. ------------------------------------------------------------------------ Apache/2.0.52 (Red Hat) Server at gcc.gnu.org Port 80
Clicking on the Wiki link of the gcc home page, I get:
Not Found The requested URL /wiki was not found on this server. ------------------------------------------------------------------------ Apache/2.0.52 (Red Hat) Server at gcc.gnu.org Port 80