COMPILER_VERSION — Compiler version string ¶COMPILER_VERSION returns a string with the name and the
version of the compiler.
Fortran 2008
Inquiry function of the module ISO_FORTRAN_ENV
STR = COMPILER_VERSION()
None
The return value is a default-kind string with system-dependent length. It contains the name of the compiler and its version number.
   use iso_fortran_env
   print '(4a)', 'This file was compiled by ', &
                 compiler_version(), ' using the options ', &
                 compiler_options()
   end
COMPILER_OPTIONS — Options passed to the compiler, 
ISO_FORTRAN_ENV