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1# Cons two things on the stack.
2
3
4
5consCount = 0
6cons = ->
7 consCount++
8 if DEBUG then console.log "cons tos: " + tos + " # " + consCount
9 #if consCount == 444
10 # debugger
11 # auto var ok, no opportunity for garbage collection after p = alloc()
12 p = new U()
13 p.k = CONS
14 p.cons.cdr = pop()
15 if p == p.cons.cdr
16 debugger
17 console.log "something wrong p == its cdr"
18
19 p.cons.car = pop()
20
21
22 ###
23 console.log "cons new cdr.k = " + p.cons.cdr.k + "\nor more in detail:"
24 console.log print_list p.cons.cdr
25 console.log "cons new car.k = " + p.cons.car.k + "\nor more in detail:"
26 console.log print_list p.cons.car
27 ###
28
29 push(p)