@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] *((const byte*) main::SCREEN) ← (const byte) main::i
  [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3
  [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j
  [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3
  to:main::@return
main::@return: scope:[main]  from main
  [8] return 
  to:@return
