Nodes of different colours represent the following:
Solid arrows point from a file to a file which depends upon it. A file is dependent upon another if the latter must be compiled before the former can be.
program volatile_doctest use befor64 use befor64 use penf integer(I4P) :: array_I4(1:2) call b64_decode(code='5wcAAOj///8=',n=array_I4) print "(L1)", str(n=array_I4)==str(n=[2023_I4P,-24_I4P]) endprogram volatile_doctest