"The Gentoo Linux project reported Friday that Gentoo GCC 3.4 has been marked stable on x86 machines. Since Gentoo is largely 'from source' distribution, a new compiler release has significance to all Gentoo users, not just developers.
"'No users will have their compiler automatically switched to gcc-3.4 after it is installed, so you can handle the migration to using it as your system compiler when you have time,' project member Mark Loeser wrote on the Gentoo site..."