The binutils are the suite of GNU programs used to assemble, link, and manipulate binary and object files. If you're doing C or C++ development of GNU/Linux, you'll be getting to know the binutils very well.
For Binutils discussions, visit http://www.gnu.org/software/binutils/ to sign up for mailing lists. Or go to this Gnu Binutils Forum hosted by Nabble archiving Gnu Binutils mailing lists into a searchable forum. You can find answers or post questions there.