
void main()
main: scope:[main]  from
  [0] phi()
  [1] call point 
  to:main::@1
main::@1: scope:[main]  from main
  [2] *main::SCREEN = point::p_x
  [3] *(main::SCREEN+1) = point::p_y
  to:main::@return
main::@return: scope:[main]  from main::@1
  [4] return 
  to:@return

struct Point point()
point: scope:[point]  from main
  [5] phi()
  to:point::@return
point::@return: scope:[point]  from point
  [6] return 
  to:@return
