Re: amber-developers: bluegene...

From: Carlos P. Sosa <cpsosa.msi.umn.edu>
Date: Mon, 01 Oct 2007 08:47:09 -0500

Kim F Wong wrote:

> Ross,
>
> Your fix is good. I've been recycling routines liberally and quickly
> and this is what happens. Thanks.
>
> Kim
>
> Ross Walker wrote:
>
>> Hi Kim,
>>
>>
>>
>>> Can you tell me why evb_io_debug and evb_gfchk are croaking on
>>> bluegene ... that is, are there any programming habits I need to
>>> break? The evb_io_debug was for my own edification and can be
>>> commented out but the evb_gfchk is integral to Berny Schelgel's
>>> distributed Gaussian EVB approach. Sorry the codes are messy. I
>>> will clean up the debugging soon.
>>>
>>
>>
>> The xlf compiler has more rigorous error checking than the Intel
>> compilers.
>> The initial problem was the call arguments to evb_io_debug. It looks
>> like
>> you either updated evb_io_debug at some point and forgot to update
>> all the
>> calls or you meant to call evb_io_debug2 routine instead. I have
>> tweaked the
>> CVS tree to address this - take a look and see if you think it is okay.
>>
>> The failure beyond this fix looks like some weird compiler bug - I
>> want to
>> see if I can reproduce it and then I'll check with IBM to see what it
>> might
>> be. I wouldn't worry about your style for the moment since style
>> shouldn't
>> crash a compiler.
>>
>> All the best
>> Ross
>>
>> /\
>> \/
>> |\oss Walker
>>
>> | HPC Consultant and Staff Scientist |
>> | San Diego Supercomputer Center |
>> | Tel: +1 858 822 0854 | EMail:- ross.rosswalker.co.uk |
>> | http://www.rosswalker.co.uk | PGP Key available on request |
>>
>> Note: Electronic Mail is not secure, has no guarantee of delivery,
>> may not
>> be read every day, and should not be used for urgent or sensitive
>> issues.
>>
>>
>>
>
Ross,

I just got back from a trip and I am trying to catch up with e-mail. Is
this still a potential XL compiler problem?

-- 
Carlos P. Sosa
Address: University of Minnesota                           
         Supercomputing Institute for                      
         Digital Simulation and Advanced Computation      
         599 Walter Library
         117 Pleasant St. SE
         Minneapolis, MN 55455       
email:   cpsosa.msi.umn.edu
Received on Wed Oct 03 2007 - 06:07:20 PDT
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