CGAL users discussion list

[Sylvain Pion <>]

Ben Supnik a écrit :
> Hi Sylvain,
>
> Happens with -O0.  Are there other things I should shut off to try to 
> produce even more "basic" output?  My original test had only -I to find 
> CGAL and the full path to the CGAL static archives.

You should also not forget -frounding-math.

Also, try CGAL 3.4.

Then, give a full description of "the assertion failures".

> cheers
> ben
>
> Sylvain Pion wrote:
> > Ben Supnik a écrit :
> > > Hi Y'all,
> > >
> > > I've hit a case where I get assertion failures doing an insert_curves 
> > > on the arrangement_2 class.  (Exact numeric type, segment traits with 
> > > history, CGAL 3.3.1.)
> > >
> > > Here's the rub:
> > >
> > > On Linux (GCC 4.2.4) my code runs properly.
> > >
> > > On OS X (GCC 4.2.1 build 5566) my code hits a precondition violation.
> > >
> > > Has anyone hit this before?  Is anyone working with CGAL on a known 
> > > good Mac compiler?
> > >
> > > I am building GCC 4.3.3 now to try that...
> >
> > Do compiler optimization options make a difference?


--
Sylvain Pion
INRIA Sophia-Antipolis
Geometrica Project-Team
CGAL, http://cgal.org/