Did someone fucking break bfort?

Matthew Knepley knepley at gmail.com
Mon Dec 21 15:25:55 CST 2009


On Mon, Dec 21, 2009 at 3:21 PM, Satish Balay <balay at mcs.anl.gov> wrote:

> On Mon, 21 Dec 2009, Lisandro Dalcín wrote:
>
> > On Mon, Dec 21, 2009 at 5:37 PM, Matthew Knepley <knepley at gmail.com>
> wrote:
> > >
> > > It says there is a stack smash and no other info. This is completely
> fucking
> > > my development right now.
> > >
> >
> > Any chance bfort was built with -fstack-protector flag? This failure
> > could could be signaling an actual old bug in bfort... I would
> > re-build bfort with debug and re-run under valgrind...
>
> That must be it.
>
> I just ran my build [which is without -fstack-protector] - and
> valgrind does flag a bunch of things with bfort.
>

1) That flag is nowhere in my build.

2) Something changed

  Matt


> I normally install sowing separately and have it in my PATH - so that
> it doesn't have to be rebuilt each time I build petsc.
>
> I guess we should sync up [our patches] with latest sowing and make
> sure its valgrind clean aswell.
>
> Satish




-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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