[petsc-users] configure error

[Smith, Barry F.]

  Mark,

    You pass the C and C++ compiler names to ./configure with --with-cc=mpicc --with-fc=mpif90  but do not pass a C++ compiler hence it defaults to g++ which does not know about MPI.

   Barry


> On May 3, 2018, at 2:02 PM, Mark Adams <mfadams at lbl.gov> wrote:
> 
> I am getting this configure error on the new SUMMIT machine at ORNL. I have built a v3.7 on this machine, but when moved up to 'maint' I get this error.
> Thanks,
> Mark
> <configure.log>