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(I4P) :: scalar_I4 call b64_decode_up(code='5wcAAA==',up=scalar_I4) print "(L1)", scalar_I4==2023_I4P endprogram volatile_doctest