[arch-dev-public] [Draft] MariaDB 10.0 enters [extra]

[Daniel Micay]

On 25/05/14 10:33 AM, Bartłomiej Piotrowski wrote:
> On Sat, 17 May 2014 22:57:46 +1000
> Allan McRae <allan at archlinux.org> wrote:
>> On 17/05/14 22:40, Bartłomiej Piotrowski wrote:
>>> It's temporarily
>>> built using Clang, mainly because new gcc snapshot hasn't fixed
>>> segfaults for everyone.
>>
>> Please file bug reports for breakages caused by the gcc update.  I can
>> not track/report/fix bugs that are not brought to my attention.
>>
>> Allan
> 
> Apparently all are gone with -fno-delete-null-pointer-checks. I can try
> to write a small example during next week.
> 
> If no one has any objections, I'll move the packages and publish this
> draft tomorrow.

If that solves it, it's quite possible that the code has undefined
behaviour rather than this being a GCC bug. One possibility is a race
condition where a pointer's value is read/written concurrently without
atomics (maybe helgrind can find something?).

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