: ELSE ( a1 -- a2 | a1: IF cell a2: ELSE cell )
COMPILE (br)
2 ALLOT
DUP H@ -^ SWAP ( a-H a )
!
H@ 2- ( push a. -2 for allot offset )
; IMMEDIATE
: [IF]
IF EXIT THEN
LIT< [THEN] BEGIN DUP WORD S= UNTIL DROP ;
: [THEN] ;