[Users] CPP flags

[Zach Etienne]

That's a very good point. I'm curious, does CPP_OPENMP_FLAGS need to be set
for any compiler? I've never set it, and have run successfully with OpenMP
using pretty much every major compiler out there (albeit with older
versions of ET).


On Tue, Dec 10, 2013 at 1:40 PM, Yosef Zlochower <yosef at astro.rit.edu>wrote:

> Aren't these options for icc. Does cpp even need
> -openmp under intel?
>
>
> On 12/10/2013 01:26 PM, Zach Etienne wrote:
>
>> At least for my (newish) version of the Intel compilers, the flag
>> "-fopenmp" is equivalent to "-openmp". Might want to try that instead.
>>
>> -Zach
>>
>>
>> On Tue, Dec 10, 2013 at 12:57 PM, Steven R. Brandt <sbrandt at cct.lsu.edu
>> <mailto:sbrandt at cct.lsu.edu>> wrote:
>>
>>     Yes. I hate intel for making their flag "-openmp".
>>
>>     Cheers,
>>     Steve
>>
>>     On 12/10/2013 10:33 AM, Yosef Zlochower wrote:
>>      > Hi,
>>      >
>>      >     Every now and then I rediscover a bug that I make when I use
>>      > one of the simfactory option files as a starting point for
>>      > our local cluster. Since our local cluster is similar to
>>      > Lonestar, I start from one of the Lonestar configuration
>>      >
>>      > Howerver, the option
>>      > " CPP_OPENMP_FLAGS = -openmp"
>>      > Leads to failed compiles because
>>      > cpp -openmp BLAH  causes the output of cpp to go to a file
>>      > called penmp rather than stdout.
>>      > I just wonder if other people were bitten by this.
>>      >
>>      > On Noether, this caused the compile of GSL to fail
>>      > (btw, only GSL, the rest of ET compiled fine).
>>      >
>>      >
>>
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>
> --
> Dr. Yosef Zlochower
> Center for Computational Relativity and Gravitation
> Associate Professor
> School of Mathematical Sciences
> Rochester Institute of Technology
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