[Trilinos-Users] Trilinos build failure with pgi

[Heroux, Michael A]

John,

If you replace abs() with fabs() does it work?

I looked around a bit for this issue (which appears to be common).  Here is
one link that talks about it:

http://www.velocityreviews.com/forums/t281597-c-abs-function.html

Mike


On 7/23/10 5:19 PM, "John R. Cary" <cary at colorado.edu> wrote:

> cd 
> /project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/par/p
> ackages/epetra/src
> && /opt/cray/xt-asyncpe/3.8/bin/CC   -DEPETRA_LIB_EXPORTS_MODE
> -DMPICH_IGNORE_CXX_SEEK -fPIC -fast -O3 -Mipa=fast -DNDEBUG
> -I/project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/par
> -I/project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/par
> /packages/epetra/src
> -I/project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/pac
> kages/epetra/src 
> -o CMakeFiles/epetra.dir/Epetra_BasicDirectory.cpp.o -c
> /project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/packa
> ges/epetra/src/Epetra_BasicDirectory.cpp
> /opt/cray/xt-asyncpe/3.8/bin/CC: INFO: linux target is being used
> "/project/projectdirs/vorpal/cary/vpall-hopper/builds-pgi/trilinos-10.4.0/pack
> ages/epetra/src/Epetra_Util.h",
> line 164: error:
>            more than one instance of overloaded function "std::abs"
> matches the
>            argument list:
>              function "abs(int)"
>              function "std::abs(long)"
>              function "std::abs(long double)"
>              argument types are: (const double)
>        if (std::abs(Value) < chopVal_) return 0;
> 
> 
> Is there a flag I can give this?
> 
> Same failure with 10.2.0.
> 
> 
> 
> Thx...John
> 
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