> On 13 Oct 2019, at 3:11 pm, Joshua Root <j...@macports.org> wrote:
>
> On 2019-10-14 00:59 , Jack Howarth wrote:
>>
>>
>>> On Sun, Oct 13, 2019 at 9:49 AM Chris Jones <jon...@hep.phy.cam.ac.uk
>>> <mailto:jon...@hep.phy.cam.ac.uk>> wrote:
>>>
>>>
>>>
>>> On 13 Oct 2019, at 2:46 pm, Joshua Root <j...@macports.org
>>> <mailto:j...@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