pymol crashing under Qt on Catalina

[Jack Howarth]

Okay, I have Xcode 11.2 beta 2 and the associated Command Line Tools
installed. Is there some permutation of options to pass to 'port' that will
rebuild and reinstall a currently installed MacPorts package without
uninstalling it first?
            Jack

On Sun, Oct 13, 2019 at 10:13 AM Chris Jones <jonesc at hep.phy.cam.ac.uk>
wrote:

>
>
> > On 13 Oct 2019, at 3:11 pm, Joshua Root <jmr at macports.org> wrote:
> >
> > On 2019-10-14 00:59 , Jack Howarth wrote:
> >>
> >>
> >>> On Sun, Oct 13, 2019 at 9:49 AM Chris Jones <jonesc at hep.phy.cam.ac.uk
> >>> <mailto:jonesc at hep.phy.cam.ac.uk>> wrote:
> >>>
> >>>
> >>>
> >>>    On 13 Oct 2019, at 2:46 pm, Joshua Root <jmr at macports.org
> >>>    <mailto:jmr at macports.org>> wrote:
> >>>
> >>>    On 2019-10-14 00:35 , Chris Jones wrote:
> >>>>
> >>>>    After that, my next guess would perhaps another issue related to
> the
> >>>>    stack-check issue with Xcode 11. See e.g. the fix I added for
> >>>>    OpenBLAS
> >>>>
> >>>>
> https://github.com/macports/macports-ports/commit/6e78e5c9495b4dc4e7e050fae2b41dd5b9accfdd#diff-a755de84ca7f97ab071328807d829e0b
> >>>
> >>>    I'd be wary of removing a hardening measure and leaving it at that.
> It
> >>>    could be revealing a genuine stack-smashing bug.
> >>
> >>    Agreed. Accordingly to Jeremy though its a Xcode bug expected to be
> >>    fixed in 11.2. Thats why I subsequently added a version check, see
> e.g.
> >
> > Ah, good to know. Do you have a link to Jeremy's statement out of
> curiosity?
>
> No I don’t, I only know this second hand from a comment by Ken...
>
> >
> >>
> https://github.com/macports/macports-ports/blob/master/math/OpenBLAS/Portfile
> >>
> >>    Line 109.
> >>
> >>>
> >>>    - Josh
> >>
> >>
> >> Josh,
> >>      Does anyone know if this is already fixed in the posted Xcode 11.2
> >> beta 2? If so, would rebuilding the OpenBLAS package with it be
> >> sufficient or aren't we sure where the offending code lies?
> >>             Jack
> >
> > I don't know sorry.
> >
> > - Josh
>
>
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