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1(* RUN: %ocamlopt -warn-error A llvm.cmxa llvm_bitreader.cmxa llvm_bitwriter.cmxa %s -o %t
2 * RUN: %t %t.bc
3 * RUN: llvm-dis < %t.bc
4 * XFAIL: vg_leak
5 *)
6
7(* Note that this takes a moment to link, so it's best to keep the number of
8   individual tests low. *)
9
10let context = Llvm.global_context ()
11
12let test x = if not x then exit 1 else ()
13
14let _ =
15  let fn = Sys.argv.(1) in
16  let m = Llvm.create_module context "ocaml_test_module" in
17
18  test (Llvm_bitwriter.write_bitcode_file m fn);
19
20  Llvm.dispose_module m;
21
22  (* parse_bitcode *)
23  begin
24    let mb = Llvm.MemoryBuffer.of_file fn in
25    begin try
26      let m = Llvm_bitreader.parse_bitcode context mb in
27      Llvm.dispose_module m
28    with x ->
29      Llvm.MemoryBuffer.dispose mb;
30      raise x
31    end
32  end;
33
34  (* MemoryBuffer.of_file *)
35  test begin try
36    let mb = Llvm.MemoryBuffer.of_file (fn ^ ".bogus") in
37    Llvm.MemoryBuffer.dispose mb;
38    false
39  with Llvm.IoError _ ->
40    true
41  end;
42
43  (* get_module *)
44  begin
45    let mb = Llvm.MemoryBuffer.of_file fn in
46    let m = begin try
47      Llvm_bitreader.get_module context mb
48    with x ->
49      Llvm.MemoryBuffer.dispose mb;
50      raise x
51    end in
52    Llvm.dispose_module m
53  end;
54
55  (* corrupt the bitcode *)
56  let fn = fn ^ ".txt" in
57  begin let oc = open_out fn in
58    output_string oc "not a bitcode file\n";
59    close_out oc
60  end;
61
62  (* test get_module exceptions *)
63  test begin
64    try
65      let mb = Llvm.MemoryBuffer.of_file fn in
66      let m = begin try
67        Llvm_bitreader.get_module context mb
68      with x ->
69        Llvm.MemoryBuffer.dispose mb;
70        raise x
71      end in
72      Llvm.dispose_module m;
73      false
74    with Llvm_bitreader.Error _ ->
75      true
76  end
77