Sean Davis <dive-nb@endersgame.net> writes:

> I wonder why it only happens to sparc/sparc64, and not i386 and alpha as
> well? I don't know the guts of gdb, so the best I can do is look around a
> bit...

The supply_gregset() functions and friends are implemented in
architecture-specific code, usually in <arch>nbsd-nat.c in the GDB
sources. I'll have a look at the sparc/sparc64 code today; I missed
that conditional definition.

        - Nathan