[Users] ET and recent Intel compilers

Steven R. Brandt sbrandt at cct.lsu.edu
Thu Oct 21 08:45:05 CDT 2021


Sorry I lost track of this email thread. I got caught up with other 
things. I'm wondering whether you have tried compiling with fp-precise? 
I'm just wondering whether it could be a problem with Intel's optimization.

--Steve

On 9/1/2021 6:21 AM, Hee Il Kim wrote:
> Hi,
>
> As James Healy mentioned in the post "[Users] Einstein Toolkit and 
> modern AMD supercomputer", I found static_tov.par passed the test for 
> the Intel issue. So some bns-generic codes would make NaNs. But less 
> probable because the only bns-generic code would be NSTracker but I've 
> already encountered the NaN production issue w/wo NSTracker.
>
> NaNChecker itself could be suspected but both bns and tove tests are 
> using NaNChecker.
>
> Rather, it could be a generic issue of Intel compiler. There are some 
> bugs reported and new features in handling NaNs for the case of ifx. 
> Those look just irrelevant yet.
>
> Hee Il
>
>
>
>
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