@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] phi()
  [5] call getPoint 
  [6] (byte) getPoint::return_x#0 ← (byte) getPoint::return_x#2
  [7] (byte) getPoint::return_y#0 ← (byte) getPoint::return_y#2
  to:main::@1
main::@1: scope:[main]  from main
  [8] (byte~) main::$0_x ← (byte) getPoint::return_x#0
  [9] (byte~) main::$0_y ← (byte) getPoint::return_y#0
  [10] *((byte*)&(struct Point) main::point1) ← (byte~) main::$0_x
  [11] *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$0_y
  [12] *((const byte*) SCREEN) ← *((byte*)&(struct Point) main::point1)
  [13] *((const byte*) SCREEN+(byte) 1) ← *((byte*)&(struct Point) main::point1+(const byte) OFFSET_STRUCT_POINT_Y)
  [14] call getPoint 
  [15] (byte) getPoint::return_x#1 ← (byte) getPoint::return_x#2
  [16] (byte) getPoint::return_y#1 ← (byte) getPoint::return_y#2
  to:main::@2
main::@2: scope:[main]  from main::@1
  [17] (byte~) main::$1_x ← (byte) getPoint::return_x#1
  [18] (byte~) main::$1_y ← (byte) getPoint::return_y#1
  [19] *((byte*)&(struct Point) main::point2) ← (byte~) main::$1_x
  [20] *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y) ← (byte~) main::$1_y
  [21] *((const byte*) SCREEN+(byte) 2) ← *((byte*)&(struct Point) main::point2)
  [22] *((const byte*) SCREEN+(byte) 3) ← *((byte*)&(struct Point) main::point2+(const byte) OFFSET_STRUCT_POINT_Y)
  to:main::@return
main::@return: scope:[main]  from main::@2
  [23] return 
  to:@return

(struct Point()) getPoint((byte) getPoint::x , (byte) getPoint::y)
getPoint: scope:[getPoint]  from main main::@1
  [24] (byte) getPoint::return_y#2 ← phi( main/(byte) 3 main::@1/(byte) 5 )
  [24] (byte) getPoint::return_x#2 ← phi( main/(byte) 2 main::@1/(byte) 4 )
  to:getPoint::@return
getPoint::@return: scope:[getPoint]  from getPoint
  [25] return 
  to:@return
