val to_list :
minor_heap_size:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
major_heap_increment:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
space_overhead:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
verbose:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
max_overhead:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
stack_limit:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
allocation_policy:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
window_size:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
custom_major_ratio:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
custom_minor_ratio:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
custom_minor_max_size:((t, Base.Int.t) Fieldslib.Field.t -> 'elem__) ->
'elem__ Base.List.t