[PATCH] Use gcc_assert and gcc_unreachable in the SPARC backend

[Eric Botcazou]

> > Two nits: I'd prefer the globally negative form for
> >
> > +      gcc_assert (! LEAF_SIBCALL_SLOT_RESERVED_P || ! final_sequence);
>
>  Only this place?  None of the other !foo && !bar?

Yes, only this one popped up.  And I think && is more human-grokable than || 
in a negation.

-- 
Eric Botcazou