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.
Source Code
program volatile_doctestuse befor64use befor64use penfreal(R4P)::array_R4(1:2)call b64_decode(code='AAAAAOF6AMI=',n=array_R4)print"(L1)",str(n=array_R4)==str(n=[0._R4P,-32.12_R4P])endprogram volatile_doctest