[petsc-users] Build Petsc with single precision

Satish Balay balay at mcs.anl.gov
Tue Sep 6 23:11:18 CDT 2011


On Tue, 6 Sep 2011, Sravya Tirukkovalur wrote:

> Hi,
> 
> I am trying to build petsc with single precision. The options I am using
> are:
> 
> ./configure options --download-f-blas-lapack=1 --with-x=0 --with-debugging=1
> --CFLAGS="-O3 -g -ggdb" --FFLAGS="-O3 -g" --with-hdf5=1 --download-hdf5=1
> --with-batch=0 --known-mpi-shared-libraries=no --with-cuda=1
> --with-cudac="nvcc -m64" --with-cusp=1 --with-thrust=1 PETSC_ARCH=SOMETHING
> 
> Configuration step is being completed successfully. And while doing $make
> all, it compiles a few source files and prints an error message which says
> cannot build petsc with this options, contact the mailing list.

Perhaps it said petsc-maint - not petsc-users. Please send relavent
logs to petsc-maint

Satish

> 
> Did anyone face a similar problem while building petsc with single precision
> or has anyone successfully built it?



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