pymol crashing under Qt on Catalina

[Joshua Root]

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?

>     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