Re: libc++ vs. libstdc++ usage in the ports tree

On Sun, Dec 01, 2013 at 03:06:40PM +0100, Tijl Coosemans wrote:
> On Wed, 27 Nov 2013 20:45:56 +0100 Tijl Coosemans wrote:
> > On Wed, 27 Nov 2013 19:31:44 +0100 Jan Henrik Sylvester wrote:
> >> Trying to migrate to 10, I would like to keep octave. Have you found
> >> anything new? Having build the port and all dependencies with standard
> >> options, octave is segfaulting for me, too. Anyhow, I can run octave with:
> >> 
> >> env LD_PRELOAD=/usr/lib/libc++.so.1 octave
> >> 
> >> Some very light testing indicates that it is working. Of course, this is
> >> not ideal.
> >> 
> >> Maybe this gives a clue how to fix the octave port properly.
> > 
> > I have a preliminary patch for math/octave that I wanted to test on
> > redports first, but it is down at the moment so here it is.
> 
> The tests were successful:
> https://redports.org/buildarchive/20131201105316-94935/ (octave)
> https://redports.org/buildarchive/20131201115701-22333/ (octave-forge-base)
> The octave logs also contain the results of running the regression-test
> target.  The output is the same on all FreeBSD versions.
> 
> The problem is that USE_FORTRAN=yes implies USE_GCC=yes.  This means
> the C++ code in math/octave is compiled with gcc46/libstdc++ which
> does not work if dependencies have been built with clang/libc++.
> 
> The patch copies the USE_FORTRAN=yes logic from Mk/bsd.gcc.mk into a
> new file Mk/Uses/fortran.mk.  It allows ports to use a Fortran compiler
> together with the base system C/C++ compiler.

I see the octave port is still broken.

After a clean install on my self, removing all installed ports, 
reverting my local chnages in /usr/pors, and rebuilding all ports,
I'm see the original problem.

% octave
Segmentation fault (core dumped)

PLEASE, commit your patch ASAP.

-- 
Steve
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