Re: __tls_get_addr()

[David Daney <ddaney at avtrex dot com>]

Al Niessner wrote:
> I did a google for the patch and found nothing. Can you suggest where to
> find it or what its name is?

It was sent by me to the gcc-patches@gcc.gnu.org mailing list sometime 
within the past year.

These are relevant to your problem:

http://gcc.gnu.org/ml/gcc-patches/2006-11/msg00521.html
http://gcc.gnu.org/ml/gcc-patches/2006-01/msg00723.html

David Daney



> On Fri, 2007-01-05 at 17:45 -0800, David Daney wrote:
>
> > Al Niessner wrote:
> >
> > > I am trying to build gcj 4.1.0 for a PPC 405. gcc/g++ work well enough,
> > > but no matter how I compile gcj I always get undefined references to
> > > __tls_get_addr() in libgcj. I have searched the web and scanned the news
> > > group, but did not find anything overly helpful. I have tried compiling
> > > with --disable-tls and --without-tls and --with-tls. In all cases I am
> > > getting a libgcj that wants tls and a glibc that does not. In fact, I do
> > > not think that glibc is supporting it at all for some reason on the
> > > PPC-405. Normally I would think gcc/glibc had something to do with all
> > > this, but those tools work just fine together. It seems to be the gcj
> > > that is the odd man out today. Any suggestions or known flags that I
> > > should set to fix this?
> >
> > IIRC I added --disable-tls in 4.2, so it might not work in 4.1.  I don't 
> > have time to verify in exactly which version --disable-tls appeared, but 
> > I suspect that 4.1.0 is missing it and that is your problem.  You could 
> > try back-porting the patch to your version.
> >
> > David Daney