Comparioson of compiling options: gcc vs icc on Linux

GNU gcc (version 4 or higher) vs Intel icc (version 14 or higher)
Fucntionality gcc4 gcc5 gcc6 gcc7 gcc8 icc15 icc16 icc17 icc18
Enable OpenMP -fopenmp -fopenmp -fopenmp -fopenmp -fopenmp -openmp -openmp -openmp -openmp
Report parallelisation gcc4 gcc5 gcc6 gcc7 gcc8 -openmp-report`N' icc16 icc17 icc18
Report vectorisation -fopt-info-vec[-missed] gcc5 -fopt-info-vec[-missed] gcc7 gcc8 -vec-report`N' icc16 icc17 icc18

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