> On 4 Mar 2021, at 20.36, Kenneth Hoste <[email protected]> wrote:
> 
> Hi Jakob,
> 
> On 04/03/2021 15:10, Jakob Schiøtz wrote:
>> Hi,
>> I am making an .eb file for POV-RAY, and would love to move it down from 
>> foss/intel 2020b to GCCcore-10.2.0.  Unfortunately, one of the dependencies 
>> is in the GCC-10.2.0 toolchain, so that is not possible.  If I build it in 
>> the GCC-10.2.0, I can certainly load it together with foss-2020b stuff 
>> without ill effects, but can I also load it with intel-2020b stuff?  Loading 
>> it pulls in the GCC/10.2.0 module but does not appear to cause any conflicts.
>> I guess my question is if it is OK to make it for the GCC-10.2.0 toolchain 
>> only, or if there should be a specific version compatible with intel/2020b 
>> (the iccifort/2020.4.304 toolchain, probably)?  It is a binary, not a 
>> library needing to be linked by other packages.
> 
> There won't be any conflicts.
> 
> GCC/10.2.0 is a trivial bundle of GCCcore/10.2.0 and binutils/2.35 built with 
> GCCcore/10.2.0.
> 
> This same combination is also used as a base for the Intel compilers in 
> intel/2020b, so there's no possibilities of conflicts here...

OK, thank you.

Åke suggested that I make both a GCC and an iccifort version for performance, 
so I did that in PR 12336.  But since we do not use POV-Ray for anything 
performance critical I'll ask for the GCC version only to be installed locally, 
for simplicity. (The time it takes to render a simulation is utterly 
insignificant compared to the time it takes to run).

Best regards

Jakob




> 
> 
> regards,
> 
> Kenneth
> 
>> Best regards
>> Jakob
>> --
>> Jakob Schiøtz, professor, Ph.D.
>> Department of Physics
>> Technical University of Denmark
>> DK-2800 Kongens Lyngby, Denmark
>> http://www.fysik.dtu.dk/~schiotz/

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