digraph SIMPLEST {
    FUNCA [module=test_funcs.simplest, entry_func=increment_a_edge]
    PRED [module=test_funcs.simplest, entry_func=true_predicate]
    
    INCR_A [predicate=PRED, function=FUNCA]
    
    ST1 [subgraph=tests/adot/cpptrivial.adot]
    ST2 [subgraph=tests/adot/cppcycled.adot]
    ST3 [subgraph=tests/adot/cppbranching.adot]

    __BEGIN__ -> ST1 
    ST1 -> ST2 
    ST2 -> ST3 
    ST3 -> __END__ 
}