summaryrefslogtreecommitdiff
path: root/testsuite/tests/warnings/w60.ml
blob: 7081bea80c91def0adf56ee15c37a98ec8210b67 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
(* TEST_BELOW
(* Blank lines added here to preserve locations. *)







*)

(* PR#7314 *)

module type Comparable = sig
  val id: int
end

module Make_graph (P:sig module Id:Comparable end) = struct
  let foo = P.Id.id
end

module Fold_ordered(P: sig module Id:Comparable end) =
struct
  include Make_graph(struct module Id = P.Id end)
end


(* PR#7314 *)

module M = struct
  module N = struct end
end

module O = M.N

(***************)

let () =
  (* M is unused, but no warning was emitted before 4.10. *)
  let module M = struct end in
  ()

(* TEST
 flags = "-w +A-67";
 setup-ocamlc.byte-build-env;
 compile_only = "true";
 ocamlc.byte;
 check-ocamlc.byte-output;
*)