@hunger @argv_minus_one @puppygirlhornypost2 @pancake
m68k seems to be still in use in some embedded systems and getting fixes for those:
https://github.com/torvalds/linux/commit/a0a8306c823986c43ea58be13e8b366999a93cb2
Also, there's c-sky which is a pretty new architecture.
LLVM seems to have backends for those two in some shape or form, but not enough to build Linux for those architectures with clang:
https://docs.kernel.org/kbuild/llvm.html