On Thu, Sep 6, 2018 at 7:01 PM Angelo Graziosi <angelo.g0@libero.it> wrote: > Which is better? CASE1 or CASE 2? > Better in what way? I'd say from a code clarity point of view, case 2 is better. >From a performance perspective, I'd guess case 1 is better, at least with the current module implementation in GFortran. -- Janne Blomqvist