[petsc-users] Configuration of PETSc with Intel OneAPI and Intel MPI fails

[Barry Smith]

  Instead of using the mpiicc -cc=icx style use -- with-cc=mpiicc (etc) and 

export I_MPI_CC=icx
export I_MPI_CXX=icpx
export I_MPI_F90=ifx


> On Oct 9, 2023, at 8:32 AM, Richter, Roland <Roland.Richter at empa.ch> wrote:
> 
> Hei,
> I'm currently trying to install PETSc on a server (Ubuntu 22.04) with Intel MPI and Intel OneAPI. To combine both, I have to use f. ex. "mpiicc -cc=icx" as C-compiler, as described by https://stackoverflow.com/a/76362396. Therefore, I adapted the configure-line as follow:
>  
> ./configure --prefix=/media/storage/local_opt/petsc --with-scalar-type=complex --with-cc="mpiicc -cc=icx" --with-cxx="mpiicpc -cxx=icpx" --CPPFLAGS="-fPIC -march=native -mavx2" --CXXFLAGS="-fPIC -march=native -mavx2" --with-fc="mpiifort -fc=ifx" --with-pic=true --with-mpi=true --with-blaslapack-dir=/opt/intel/oneapi/mkl/latest/lib/intel64/ --with-openmp=true --download-hdf5=yes --download-netcdf=yes --download-chaco=no --download-metis=yes --download-slepc=yes --download-suitesparse=yes --download-eigen=yes --download-parmetis=yes --download-ptscotch=yes --download-mumps=yes --download-scalapack=yes --download-superlu=yes --download-superlu_dist=yes --with-mkl_pardiso=1 --with-boost=1 --with-boost-dir=/media/storage/local_opt/boost --download-opencascade=yes --with-fftw=1 --with-fftw-dir=/media/storage/local_opt/fftw3 --download-kokkos=yes --with-mkl_sparse=1 --with-mkl_cpardiso=1 --with-mkl_sparse_optimize=1 --download-muparser=no --download-p4est=yes --download-sowing=yes --download-viennalcl=yes --with-zlib --force=1 --with-clean=1 --with-cuda=1
>  
> The configuration, however, fails with 
>  
> The CMAKE_C_COMPILER:
>  
>     mpiicc -cc=icx
>  
>   is not a full path and was not found in the PATH
>  
> for all additional modules which use a cmake-based configuration approach (such as OPENCASCADE). How could I solve that problem?
>  
> Thank you!
> Regards,
> Roland Richter
> <configure.log>

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