
void main()
main: scope:[main]  from
  [0] phi()
  [1] call print
  to:main::@return
main::@return: scope:[main]  from main
  [2] return 
  to:@return

void print(char c , char fmt_prefix , char fmt_postfix)
print: scope:[print]  from main
  [3] *SCREEN = print::fmt_prefix#0
  [4] *(SCREEN+1) = print::c#0
  [5] *(SCREEN+2) = print::fmt_postfix#0
  to:print::@return
print::@return: scope:[print]  from print
  [6] return 
  to:@return
