[Bug target/114910] can't build a c6x cross compiler

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114910

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
C6x Linux support was removed in 2021:
https://lore.kernel.org/linux-arm-kernel/20210120124812.2800027-1-a...@kernel.org/T/

So maybe it is time to remove it from GCC too.