[petsc-users] Configure error after upgrading GCC

[Balay, Satish]

The fix for petsc build error with openmpi-4.0.0 is in branch 'barry/remove-mpi-handler-function/maint'

You can always get petsc to build mpich or openmpi - with --download-mpich or --download-openmpi

Satish

On Mon, 10 Dec 2018, Amneet Bhalla via petsc-users wrote:

> That still caused the same problem.
> 
> But I have resolved the issue. I removed system mpich and built a local
> version of openmpi. That made it work. It appears that apt-get install
> mpich installs default GCC-5 headers even when I made GCC-7 the default
> complier.
> 
> By the way, I built openmpi 4.0.0 and PETSc was not compatible with it:
> some API errors occurred. So I installed openmpi 1.10 which I know works
> with PETSc. Just want to confirm that it is indeed the case.
> 
> On Mon, Dec 10, 2018 at 6:12 AM Balay, Satish <balay at mcs.anl.gov> wrote:
> 
> > > Configure Options: --configModules=PETSc.Configure
> > --optionsModule=config.compilerOptions --CC=mpicc --FC=mpif90
> > --with-debugging=1 --download-hypre=1 --with-x=0 --PETSC_ARCH=linux-dbg
> >
> > If specifying compilers - also specify a C++ compiler.
> >
> > --CC=mpicc --FC=mpif90  --CXX=mpicxx
> >
> > Satish
> >
> >
> > On Sun, 9 Dec 2018, Amneet Bhalla via petsc-users wrote:
> >
> > > Hi Folks,
> > >
> > > I upgraded GCC (GCC-5 to GCC-7) on Ubuntu following the first suggestion
> > > given here:
> > > https://gist.github.com/application2000/73fd6f4bf1be6600a2cf9f56315a2d91
> > >
> > > I then removed system mpich (which was using GCC-5) and reinstalled it
> > > using Ubuntu package manager. However, now I am getting the following
> > > configure error with PETSc
> > >
> > >
> > ===============================================================================
> > >
> > > TESTING: CxxMPICheck from
> > > config.packages.MPI(config/BuildSystem/config/packages/MPI.py:381)
> > >
> > >
> > >
> > *******************************************************************************
> > >
> > >          UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for
> > > details):
> > >
> > >
> > -------------------------------------------------------------------------------
> > >
> > > C++ error! mpi.h could not be located at: []
> > >
> > *******************************************************************************
> > >
> > >
> > >
> > > I am attaching the configure.log as well. Any hints on what I should be
> > > doing?
> > >
> > > Thanks,
> > >
> >
> >
> 
>