[Cdash] Access violation

Bill Lorensen bill.lorensen at gmail.com
Wed Jun 17 23:20:51 UTC 2009


Our tests pass on valgrind. We build on 50 different platforms every
night. I believe it was some compiler config issue that software
upgrades fixed.

On Wed, Jun 17, 2009 at 2:14 PM, Eric Noulard<eric.noulard at gmail.com> wrote:
> 2009/6/17 Bill Lorensen <bill.lorensen at gmail.com>:
>> I forgot to mention that the failing tests were different each night.
>> Usually 2 bogus failures. I think I reported it on the cmake or cdash
>> list in response to another user that was having a similar problem.
>>
>> Bill
>>
>> On Wed, Jun 17, 2009 at 1:52 PM, Bill Lorensen<bill.lorensen at gmail.com> wrote:
>>> I had a similar issue a few months ago. On one of my nightly build
>>> platforms, I had intermittent failures.
>>> http://www.cdash.org/CDash/viewTest.php?buildid=230868&onlyfailed
>>>
>>>  Although the tests returned a passing value, they crashed with a seg
>>> fault. This is a Fedora Core 9 system. After a while, the problem went
>>> away.
>
> Looks like a spurious memory corruption problem.
>
> Dan,
> If your problem is repeatable you may try to run ctest (for the failing test)
> from within valgrind using --trace-children.
>
> Something like
>
> valgrind --trace-children --time-stamp=yes  --log-file=ctest-trace.txt
>  ctest <appropriate argument>
>
> may be you can catch something?
>
>
> --
> Erk
> Membre de l'April - « promouvoir et défendre le logiciel libre » -
> http://www.april.org
>



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