Possible regressions

Jerry DeLisle jvdelisle@verizon.net
Fri Dec 29 22:30:00 GMT 2006


Tobias Burnus wrote:
> Hi Jerry,
> 
> Jerry DeLisle wrote:
>> With latest trunk I am getting about 77 Wrong Results failures with
>> the cp2k regression tests.  The last good results I had were within a
>> few days of my post on 12/16/2006.  Compilation seems OK.  I have not
>> had time to investigate further.
> 
> "Wrong results": The purpose of these tests is not to check for compiler
> regressions, but for cp2k regressions; there are two possibilities for
> checking the result: One can test against known good results or one can
> compare against previous results.
Yes, I am aware of this.  After finding the correct results file to delete, I 
have started over and as expected, I am back to no wrong results.
> 
> The latter is what cp2k does; i.e. the current results don't agree with
> the previous run. I think the problem is that gfortran's output is
> slightly different than expected by "awk" etc. rather than that the
> results are indeed off. (I also saw awk error lines [division by zero],
> which should not have happend.)
> 
> If your previous run was your first run, it is not surprising that you
> didn't get "wrong results".
> 
> It would be great, if you could find out why cp2k's regression script
> stumbles
When I have time.  :)

Thanks,

Jerry



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