@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()
main: scope:[main]  from @1
  [4] phi()
  to:main::@1
main::@1: scope:[main]  from main main::@4 main::@8
  [5] (byte) main::s#3 ← phi( main/(byte/signed byte/word/signed word/dword/signed dword) 0 main::@4/(byte) main::s#1 main::@8/(byte) main::s#2 )
  [5] (byte) main::i#2 ← phi( main/(byte/signed byte/word/signed word/dword/signed dword) 100 main::@4/(byte) main::i#1 main::@8/(byte) main::i#1 )
  [6] (byte) main::i#1 ← -- (byte) main::i#2
  [7] if((byte) main::i#1>(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@2
  to:main::@return
main::@return: scope:[main]  from main::@1
  [8] return 
  to:@return
main::@2: scope:[main]  from main::@1
  [9] if((byte) main::i#1>(byte/signed byte/word/signed word/dword/signed dword) 50) goto main::@4
  to:main::@8
main::@8: scope:[main]  from main::@2
  [10] (byte) main::s#2 ← -- (byte) main::s#3
  to:main::@1
main::@4: scope:[main]  from main::@2
  [11] (byte) main::s#1 ← ++ (byte) main::s#3
  to:main::@1
