segmentation fault in t-toom53 test with MAC OS X Catalina (Clang 11.0)

JRR juergen.reuter at
Tue Oct 8 22:52:14 UTC 2019

I see, I haven't updated my newer Macbook Pro from 2015 (which is Haswell)
to 10.15, but updated the XCode. There compilation and running the tests do

Am 09.10.19 um 00:44 schrieb Hans Åberg:
>> On 8 Oct 2019, at 23:59, Torbjörn Granlund <tg at> wrote:
>> Juergen Reuter <juergen.reuter at> writes:
>>   Please let me know any further information you need.
>> This is almost surely a compiler bug.  We have encountered countless of
>> bugs in clang since it showed up.  We have up-to-date apple systems for
>> running GMP tests, but your clang seems to be newer than what we have.
> One can take down a Clang 8 binary which might be newer than the inhouse one.
>> I suggest that you install gcc on your system.  It might be a pain to
>> compile if you only have a buggy clang on your system, but I believe
>> there are precompiled gcc ready to download.
> One suggestion is MacPorts which has not yet been updated for this MacOS 10.15.

Juergen Reuter
DESY Theory Group, Bldg. 2a
Notkestr. 85
22607 Hamburg, GERMANY
Tel +49 (0)40 8998 3895
Fax +49 (0)40 8998 2777
skype: jr_reuter

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