m68k setjmp()

[Roland McGrath]

> I am having a problem with setjmp() on the m68k when compiling binaries
> with -fomit-frame-pointere. I realized it's due to the fact that the
> current implementation relying on being able to mangle the stack pointer
> with the callee handling that:
> 
> Is that a reasonable requirement to say that setjmp() just doesn't work
> when compiled with -fomit-frame-pointer?

No, I think every function ought to be expected to work with
-fomit-frame-pointer.