On 8/22/07, Sébastien Le Roux <leroux@xxxxxxxxxxxxxxxxxxx> wrote: > Hello everyone, > I am trying to find the way to call the fortran pre-processor prior than > the > gfortran compiler. I have to compile my code wrote with MPI calls > on a single proc computer, and I don't know how not to compile #ifdef > MPI ... #endif > instructions. It works on another computer using the intel fortran compiler > with the '-fpp' option which call the pre-processor first. Try 'gfortran -x f95-cpp-input' or 'gfortran -x f77-cpp-input'. -Asher