[Numpy-discussion] Failing to build numpy properly on Ubuntu Hardy

Grissiom chaos.proton@gmail....
Thu Dec 11 01:18:05 CST 2008

On Thu, Dec 11, 2008 at 06:10, Gael Varoquaux <gael.varoquaux@normalesup.org
> wrote:

> Hi all,
> Looks like I am following the long line of people failing to build numpy
> :). I must admit I am clueless with building problems.
> Numpy builds alright, but I get:
> ImportError: /usr/lib/sse2/atlas/libblas.so.3gf: undefined symbol:
> _gfortran_st_write_done
> On import.
> This used to work a while ago. I am not sure what I changed, but it sure
> does fail. I really don't understand where the gfortran comes in. I tried
> building numpy with or without gfortran. From what I gather it is the
> numpy is being built by a different compiler than the atlas libraries
> (hurray for ABI compatibility), but I don't really understand how this is
> possible.
> How can I debug this?
> Cheers,
> Gaël

I have encountered with such problem before. My solution is recompile the
problem package(maybe atlas in your case) with -ff2c option passed to

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://projects.scipy.org/pipermail/numpy-discussion/attachments/20081211/fd571763/attachment.html 

More information about the Numpy-discussion mailing list