
void main()
main: scope:[main]  from
  [0] phi()
  to:main::@1
main::@1: scope:[main]  from main main::@5
  [1] main::idx#10 = phi( main/0, main::@5/main::idx#1 )
  [1] main::i#10 = phi( main/0, main::@5/main::i#1 )
  [2] main::$4 = main::i#10 & 1
  [3] if(0==main::$4) goto main::@2
  to:main::@6
main::@6: scope:[main]  from main::@1
  [4] SCREEN[main::idx#10] = '+'
  to:main::@2
main::@2: scope:[main]  from main::@1 main::@6
  [5] main::$5 = main::i#10 & 2
  [6] if(0==main::$5) goto main::@3
  to:main::@7
main::@7: scope:[main]  from main::@2
  [7] (SCREEN+$28*1)[main::idx#10] = '+'
  to:main::@3
main::@3: scope:[main]  from main::@2 main::@7
  [8] if(0==main::$4) goto main::@4
  to:main::@10
main::@10: scope:[main]  from main::@3
  [9] if(0==main::$5) goto main::@4
  to:main::@8
main::@8: scope:[main]  from main::@10
  [10] (SCREEN+$28*2)[main::idx#10] = '+'
  to:main::@4
main::@4: scope:[main]  from main::@10 main::@3 main::@8
  [11] if(0!=main::$4) goto main::@9
  to:main::@11
main::@11: scope:[main]  from main::@4
  [12] if(0==main::$5) goto main::@5
  to:main::@9
main::@9: scope:[main]  from main::@11 main::@4
  [13] (SCREEN+$28*3)[main::idx#10] = '+'
  to:main::@5
main::@5: scope:[main]  from main::@11 main::@9
  [14] main::idx#1 = ++ main::idx#10
  [15] main::i#1 = ++ main::i#10
  [16] if(main::i#1!=8) goto main::@1
  to:main::@return
main::@return: scope:[main]  from main::@5
  [17] return 
  to:@return
