Mine

[hilco@paradox L0]$ cat source.txt 
var
  blah: integer
end

code
  blah = 5
  print 5
end
[hilco@paradox L0]$ ./l0 source.txt 
.sub main :main
  .local int v_blah
  v_blah = 5
  print 5
.end
8 lines compiled successfully.