Re: master segfault

[Dan Eble]

On Jul 23, 2020, at 13:21, Jean Abou Samra <jean@abou-samra.fr> wrote:
> 
> Le 23/07/2020 à 19:05, Dan Eble a écrit :
> 
>> It's a heisenbug.  It isn't the random seed itself that makes a difference, 
>> just the fact that things are done differently now.  Using different 
>> optimization flags makes a difference too.  I enabled ubsan and it detected 
>> badness slightly earlier than the segfault, but not early enough that I have 
>> any idea what might have gone wrong or when.
>> —
>> Dan
> 
> Out of curiosity, how many processes are you using for make test-baseline?

That was the first variable I tested, though I neglected to mention it.  I 
tried 7, 6, and 1 jobs and the failure occurred regardless.

I'm planning a round of deeper inspection in gdb.  Maybe I'll find something 
helpful before I get bored.
— 
Dan