[Bug target/118977] m68k mcf5282 undefined symbol __atomic_test_and_set from atomic_base.h

[joel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118977

--- Comment #2 from Joel Sherrill <joel at gcc dot gnu.org> ---
In reply to Andrew Pinski from comment #1)
> >And our test compiles and links fine on that.
> 
> That is because arm has defined  in the libgcc.

That symbol is not in the arm-rtems libgcc.a and I do not see this symbol in 

> So m68k will need to defined one and I suspect it will be specific to rtems
> too.