Re: [gentoo-science] Emerge Sage-doc-6.3 fails 3.16.5-sources gcc-4.8.3 with lto and graphite

[Jeramia Poland <jeramia.poland@gmail.com>]

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Okay, let me know if you want to try something.

On Wed, Nov 26, 2014 at 11:58 AM, François Bissey <frp.bissey@gmail.com>
wrote:

> I think I will ping pynac upstream to see if they have any idea but I think
> it may be a recurring gcc or a subtle abuse of C++. It would be
> interesting to see
> if putting -fno-fat-lto-objects would with getting the symbol in pynac.
> There are
> other things ‘i can think off that may work but need to consult upstream
> and
> people who know more c++.
>
> François
>
> > On 26/11/2014, at 18:57, Jeramia Poland <jeramia.poland@gmail.com>
> wrote:
> >
> > The output of
> >
> > nm -D /usr/lib64/python2.7/site-packages/sage/symbolic/pynac.so | grep
> > ZTVN5GiNaC9containerISt6vectorEE
> >
> > is:
> >
> > U _ZTVN5GiNaC9containerISt6vectorEE  (with the ZTVN part showing up in
> red)
> >
> > The output of
> >
> > nm -D /usr/lib64/libpynac.so.1.1.0 | grep
> ZTVN5GiNaC9containerISt6vectorEE
> >
> > is:
> >
> > (nothing it appears to be missing)
> >
> > Output of the third command is attached.  The -ffat-lto-objects flag
> should be in there.  I added after the first couple of packages (like
> pciutils, elfutils, openssh, etc.) wouldn't build to see if it would help
> so I didn't have to use the "no-lto" environment setting from that graphite
> and lto instruction page I referenced earlier.  It didn't see to work as I
> now have a package.env file full of no-lto entries. Neither sage nor pynac
> are no-lto entries right now as it appeared to me that they merged.
> >
> > Jeramia
> >
> >
> >
> > On Wed, Nov 26, 2014 at 2:43 AM, François Bissey <frp.bissey@gmail.com>
> wrote:
> > I think I have all the logs I can use at the moment. I want the output
> of the
> > following two commands:
> > nm -D /usr/lib64/python2.7/site-packages/sage/symbolic/pynac.so | grep
> > ZTVN5GiNaC9containerISt6vectorEE
> >
> > nm -D /usr/lib64/libpynac.so.1.1.0 | grep
> ZTVN5GiNaC9containerISt6vectorEE
> >
> > Actually make that 3 commands with the output of
> > readelf -d /usr/lib64/python2.7/site-packages/sage/symbolic/pynac.so
> >
> > Also to cross check that I am not missing anything fro your info output,
> > I cannot see "-ffat-lto-objects" anywhere in your compilation flags.
> > Is this correct?
> >
> > Francois
> >
> > On Mon, 24 Nov 2014 19:05:42 François Bissey wrote:
> > > Hum I am starting to wonder if there are things going on between lot
> and C++
> > > templates. More professional code may do ok but a lot of the stuff we
> have
> > > in sage may be a bit dubious. Can you send me the penal build log
> please
> > > and for good measure the one for sage. You can do it privately if you
> don’t
> > > want to post big file on the list.
> > >
> > > I have been free of grading for almost 4 years. My wife is very happy
> about
> > > that.
> > >
> > > François
> > >
> > > > On 24/11/2014, at 17:12, Jeramia Poland <jeramia.poland@gmail.com>
> wrote:
> > > >
> > > > Sorry for the delayed reply, I had a bunch of papers to grade. Yes,
> it is
> > > > installed. Attached are the lld results. Jeramia
> > > >
> > > > On Sun, Nov 23, 2014 at 1:20 AM, François Bissey <
> frp.bissey@gmail.com>
> > > > wrote: I hate automated spellchecking, I meant pynac not “penal” I
> > > > remember turning it off on an iPad after a ludicrous suggestion for
> > > > lapack.
> > > >
> > > > François
> > > >
> > > > > On 22/11/2014, at 15:33, François Bissey <frp.bissey@gmail.com>
> wrote:
> > > > >  I assume penal is installed otherwise
> > > >
> > > > <lib_link_1.txt><lib_link_2.txt>
> >
> >
> >
> > <readelf.txt>
>
>
>

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