[petsc-users] compiler related error (configuring Petsc)

[Satish Balay]

> gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-44)

Is it possible for you to use a newer version GNU compilers?

If not - your alternative is to build PETSc with --with-cxx=0 option

But then - you can't use --download-superlu_dist or any pkgs that need
c++ [you could try building them separately though]

Satish


On Tue, 1 Aug 2023, maitri ksh wrote:

> I am trying to compile petsc on a cluster ( x86_64-redhat-linux, '
> *configure.log'*  is attached herewith) . Initially I got an error related
> to 'C++11' flag, to troubleshoot this issue, I used 'CPPFLAGS' and
> 'CXXFLAGS' and could surpass the non-compliant error related to c++ compiler
>  but now it gives me another error 'cannot find a C preprocessor'. How to
> fix this?
>