Nodes of different colours represent the following:
Solid arrows point from a file to a file which it depends on. 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(I8P) :: array_I8(1:4) call b64_decode(code='FwAAAAAAAABEAQAAAAAAABBwhAEAAAAAAgAAAAAAAAA=',n=array_I8) print "(L1)", str(n=array_I8)==str(n=[23_I8P,324_I8P,25456656_I8P,2_I8P]) endprogram volatile_doctest