@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()

(void()) main()
main: scope:[main]  from @1
  [4] phi()
  [5] call print_person 
  to:main::@1
main::@1: scope:[main]  from main
  [6] phi()
  [7] call print_person 
  to:main::@return
main::@return: scope:[main]  from main::@1
  [8] return 
  to:@return

(void()) print_person((dword) print_person::person_id , (byte*) print_person::person_initials)
print_person: scope:[print_person]  from main main::@1
  [9] (byte) idx#18 ← phi( main/(byte) 0 main::@1/(byte) idx#13 )
  [9] (byte*) print_person::person_initials#4 ← phi( main/(const byte*) jesper_initials main::@1/(const byte*) henry_initials )
  to:print_person::@1
print_person::@1: scope:[print_person]  from print_person print_person::@2
  [10] (byte) idx#11 ← phi( print_person/(byte) idx#18 print_person::@2/(byte) idx#4 )
  [10] (byte) print_person::i#2 ← phi( print_person/(byte) 0 print_person::@2/(byte) print_person::i#1 )
  [11] if((byte) 0!=*((byte*) print_person::person_initials#4 + (byte) print_person::i#2)) goto print_person::@2
  to:print_person::@3
print_person::@3: scope:[print_person]  from print_person::@1
  [12] *((const byte*) SCREEN + (byte) idx#11) ← (byte) ' '
  [13] (byte) idx#13 ← ++ (byte) idx#11
  to:print_person::@return
print_person::@return: scope:[print_person]  from print_person::@3
  [14] return 
  to:@return
print_person::@2: scope:[print_person]  from print_person::@1
  [15] *((const byte*) SCREEN + (byte) idx#11) ← *((byte*) print_person::person_initials#4 + (byte) print_person::i#2)
  [16] (byte) idx#4 ← ++ (byte) idx#11
  [17] (byte) print_person::i#1 ← ++ (byte) print_person::i#2
  to:print_person::@1
