PATCH: new DWARF-2 reader

[Andrew Pinski]

> Wouldn't that limit the usefulness of this to ELF binaries? I
> understand that there are other executable formats that GCJ targets
> (MachO on Darwin being one, but it's unclear if that supports DWARF
> debug info or not).

Mach-O supports dwarf2 debugging information but a gdb that actually 
reads the information has not been officially released yet.

-- Pinski