( Now we have "as late as possible" stuff )
: DO COMPILE 2>R H@ ; IMMEDIATE
: LOOP COMPILE (loop) H@ - , ; IMMEDIATE
( LEAVE is implemented in low xcomp )
: LITN 32 , , ( 32 == NUMBER ) ;

( ';' can't have its name right away because, when created, it
  is not an IMMEDIATE yet and will not be treated properly by
  xcomp. )
: _
    ['] EXIT ,
    R> DROP     ( exit : )
; IMMEDIATE