
void main()
main: scope:[main]  from
  [0] *main::SCREEN = main::ON
  [1] call test 
  to:main::@return
main::@return: scope:[main]  from main
  [2] return 
  to:@return

void test()
test: scope:[test]  from main
  [3] *test::SCREEN = test::ON
  to:test::@return
test::@return: scope:[test]  from test
  [4] return 
  to:@return
