To use the GNU compilers, load the GNU compiler modules:

module load gcc

or:

module load gcc openmpi-gcc

for OpenMPI programs.

There are many versions of the GNU compilers installed on Artemis. To see what versions are available, run the following command:

module avail |& grep gcc

The following table shows the various commands to use when compiling code, depending on the language and style of execution being used:

Language	Single CPU	Using MPI	Using OpenMP
Fortran	gfortran	mpif90	gfortran -fopenmp
C	gcc	mpicc	gcc -fopenmp
C++	g++	mpicxx	g++ -fopenmp

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