module No_polymorphic_compare:sig
..end
typecompare =
[ `no_polymorphic_compare ] ->
[ `no_polymorphic_compare ] -> [ `no_polymorphic_compare ]
val compare : compare
val (<) : compare
val (<=) : compare
val (>) : compare
val (>=) : compare
val (=) : compare
val (<>) : compare
val equal : compare
val min : compare
val max : compare
val _squelch_unused_module_warning_ : unit
_squelch_unused_module_warning_
helps avoid spurious unused-open
warnings in
OCaml 4.0. If one does:
| open No_polymorphic_compare
then the whole point is that the values imported will *not* be used. But then OCaml
will complain about No_polymorphic_compare
not being used. So, we write:
| open No_polymorphic_compare let _ = _squelch_unused_module_warning_
which silences the warning, and is hopefully self-documenting.