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1(* RUN: rm -rf %t && mkdir -p %t && cp %s %t/bitreader.ml
2 * RUN: %ocamlc -g -w +A -package llvm.bitreader -package llvm.bitwriter -linkpkg %t/bitreader.ml -o %t/executable
3 * RUN: %t/executable %t/bitcode.bc
4 * RUN: %ocamlopt -g -w +A -package llvm.bitreader -package llvm.bitwriter -linkpkg %t/bitreader.ml -o %t/executable
5 * RUN: %t/executable %t/bitcode.bc
6 * RUN: llvm-dis < %t/bitcode.bc
7 * XFAIL: vg_leak
8 *)
9
10(* Note that this takes a moment to link, so it's best to keep the number of
11   individual tests low. *)
12
13let context = Llvm.global_context ()
14
15let diagnostic_handler _ = ()
16
17let test x = if not x then exit 1 else ()
18
19let _ =
20  Llvm.set_diagnostic_handler context (Some diagnostic_handler);
21
22  let fn = Sys.argv.(1) in
23  let m = Llvm.create_module context "ocaml_test_module" in
24
25  test (Llvm_bitwriter.write_bitcode_file m fn);
26
27  Llvm.dispose_module m;
28
29  (* parse_bitcode *)
30  begin
31    let mb = Llvm.MemoryBuffer.of_file fn in
32    begin try
33      let m = Llvm_bitreader.parse_bitcode context mb in
34      Llvm.dispose_module m
35    with x ->
36      Llvm.MemoryBuffer.dispose mb;
37      raise x
38    end
39  end;
40
41  (* MemoryBuffer.of_file *)
42  test begin try
43    let mb = Llvm.MemoryBuffer.of_file (fn ^ ".bogus") in
44    Llvm.MemoryBuffer.dispose mb;
45    false
46  with Llvm.IoError _ ->
47    true
48  end;
49
50  (* get_module *)
51  begin
52    let mb = Llvm.MemoryBuffer.of_file fn in
53    let m = begin try
54      Llvm_bitreader.get_module context mb
55    with x ->
56      Llvm.MemoryBuffer.dispose mb;
57      raise x
58    end in
59    Llvm.dispose_module m
60  end;
61
62  (* corrupt the bitcode *)
63  let fn = fn ^ ".txt" in
64  begin let oc = open_out fn in
65    output_string oc "not a bitcode file\n";
66    close_out oc
67  end;
68
69  (* test get_module exceptions *)
70  test begin
71    try
72      let mb = Llvm.MemoryBuffer.of_file fn in
73      let m = begin try
74        Llvm_bitreader.get_module context mb
75      with x ->
76        Llvm.MemoryBuffer.dispose mb;
77        raise x
78      end in
79      Llvm.dispose_module m;
80      false
81    with Llvm_bitreader.Error _ ->
82      true
83  end
84