OpenBLAS fixed in Xcode 11.2
howarth.at.macports at gmail.com
Fri Nov 8 12:56:10 UTC 2019
On Fri, Nov 8, 2019 at 7:53 AM Jack Howarth <howarth.at.macports at gmail.com>
> FYI, I got this back on my radar about gmp still being broken in Xcode
> Engineering has provided the following information regarding this issue:
> It sounds like gmp has a memory corruption issue which -fstack-check has
> uncovered. We suggest filing a bug with the developers of gmp.
> For course, the upstream gmp developer constantly rants about how broken
> clang is so he will probably just blame the llvm developers for the
Many people are reporting that Catalina's version of clang miscompiles GMP.
We don't have any workaround. We generally don't work around compiler bugs.
> On Fri, Nov 1, 2019 at 5:09 AM Jack Howarth <howarth.at.macports at gmail.com>
>> The issues in gmp might not be fixed in Xcode 11.2. The exact issue isn't
>> listed in the current gmp Portfile but 'sudo port test gmp' shows...
>> PASS: bit
>> ../../test-driver: line 107: 63647 Segmentation fault: 11 "$@" >
>> $log_file 2>&1
>> FAIL: t-powm
>> On Thu, Oct 31, 2019 at 10:51 PM Ryan Schmidt <ryandesign at macports.org>
>>> On Oct 31, 2019, at 20:34, Joshua Root wrote:
>>> > On 2019-11-1 11:49 , Jack Howarth wrote:
>>> >> Although it wasn't fixed in Xcode 11.2 beta 2, the -fcheck-stack
>>> >> issues with OpenBLAS's test suite are fixed in the final Xcode 11.2
>>> >> released today.
>>> >> Jack
>>> > Good to hear. Ryan, could you please update Xcode on the Catalina
>>> > buildslave ASAP?
>>> Got it. It will be easier to wait until the portbuilder queue is empty.
>>> I'll try to pause it and update it before it goes on to the next batch.
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