o. =
   val = 0
   incr(x) =
      val = $(add $(val), $(x))
      export 

o.incr(2)
o.incr(3)

printvln($o)

if $(o.object-mem x)
   eprintln($"Note: function arguments are spilling into objects")
   eprintln($"This should change in the keyword branch")
   exit 2
