cc/gcc: Add support for golang

Signed-off-by: Richard Weinberger <richard@nod.at>
Message-Id: <ca374aef944e28a6ec3c.1383921708@azrael>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

 # windows config options

 ## depends on ARCH_x86

 ##

 ## select WINDOWS

 ##

 ## help Build a toolchain targeting systems running Windows as host