RFA: handle .gdb_index version 6

[Alan Modra]

On Wed, Mar 28, 2012 at 03:05:40PM -0600, Tom Tromey wrote:
> >>>>> "Tom" == Tom Tromey <tromey@redhat.com> writes:
> 
> Tom> We recently bumped the .gdb_index version to 6.
> Tom> The format is the same, but version 6 indices hold information about
> Tom> inlined functions as well.
> 
> Tom> This patch changes readelf to cope.
> 
> Ping.

OK.

-- 
Alan Modra
Australia Development Lab, IBM