A Monday 07 April 2008 03:36:27, Pedro Alves wrote:
> I came up with this patch so I could test the longjmp patches
> on x86_64-unknown-linux-gnu and x86-pc-linux-gnu.  It was inspired on
> a 2006 patch by Jan Kratochvil.
>
> I'm not proposing this to go in, as it will brake glibc's where
> the pointer mangling is not implemented or is implemented
> differently.  Maybe we could get around this 99% of the
> times by switching the unmangling algorithm based on glibc's
> version, although I don't know how to get at glibc's version.

Ooops, I only noticed now that due to a last-minute copy-pasting
I ended up posting a patch that missed a call to 
set_gdbarch_get_longjmp_target on x86-pc-linux-gnu.

Updated patch attached.

-- 
Pedro Alves