It's a pretty important question and I hope that gccgo will keep up constantly with the newest Go releases (which I know is though because Go has weekly release

It's a pretty important question and I hope that gccgo will keep up constantly with the newest Go releases (which I know is though because Go has weekly releases). You can follow their golang-announce mailing list or check this page http://golang.org/doc/devel/release.html http://golang.org/doc/devel/release.html to see if a backward-incompatible change has been released.