Module K2.MakeSeededPortableSource
Like MakeSeeded, but takes portable seeded_hash functions to portable Ephemeron operations.
Parameters
module H1 : sig ... endmodule H2 : sig ... endSignature
include SeededS with type key = H1.t * H2.t
remove all dead bindings. Done automatically during automatic resizing.
same as Hashtbl.SeededS.stats but only count the alive bindings