Avoid creating a redundant zero APInt.

[oota-llvm.git] / test / Bindings / Ocaml / bitreader.ml

diff --git a/test/Bindings/Ocaml/bitreader.ml b/test/Bindings/Ocaml/bitreader.ml
index 0bf8c00bc1f0280a26e78abf38cfe5f6a3fec7ad..59f036fe2dfe8d4113742d1f87e299930ee7cd8e 100644 (file)
--- a/test/Bindings/Ocaml/bitreader.ml
+++ b/test/Bindings/Ocaml/bitreader.ml
@@ -1,4 +1,4 @@
-(* RUN: %ocamlc llvm.cma llvm_bitreader.cma llvm_bitwriter.cma %s -o %t
+(* RUN: %ocamlc -warn-error A llvm.cma llvm_bitreader.cma llvm_bitwriter.cma %s -o %t
  * RUN: ./%t %t.bc
  * RUN: llvm-dis < %t.bc | grep caml_int_ty
  *)
@@ -18,6 +18,58 @@ let _ =
   
   Llvm.dispose_module m;
   
-  test (match Llvm_bitreader.read_bitcode_file fn with
-  | Llvm_bitreader.Bitreader_success m -> Llvm.dispose_module m; true
-  | Llvm_bitreader.Bitreader_failure _ -> false)
+  (* parse_bitcode *)
+  begin
+    let mb = Llvm.MemoryBuffer.of_file fn in
+    begin try
+      let m = Llvm_bitreader.parse_bitcode mb in
+      Llvm.dispose_module m
+    with x ->
+      Llvm.MemoryBuffer.dispose mb;
+      raise x
+    end
+  end;
+  
+  (* MemoryBuffer.of_file *)
+  test begin try
+    let mb = Llvm.MemoryBuffer.of_file (fn ^ ".bogus") in
+    Llvm.MemoryBuffer.dispose mb;
+    false
+  with Llvm.IoError _ ->
+    true
+  end;
+  
+  (* get_module_provider *)
+  begin
+    let mb = Llvm.MemoryBuffer.of_file fn in
+    let mp = begin try
+      Llvm_bitreader.get_module_provider mb
+    with x ->
+      Llvm.MemoryBuffer.dispose mb;
+      raise x
+    end in
+    Llvm.ModuleProvider.dispose mp
+  end;
+  
+  (* corrupt the bitcode *)
+  let fn = fn ^ ".txt" in
+  begin let oc = open_out fn in
+    output_string oc "not a bitcode file\n";
+    close_out oc
+  end;
+  
+  (* test get_module_provider exceptions *)
+  test begin
+    try
+      let mb = Llvm.MemoryBuffer.of_file fn in
+      let mp = begin try
+        Llvm_bitreader.get_module_provider mb
+      with x ->
+        Llvm.MemoryBuffer.dispose mb;
+        raise x
+      end in
+      Llvm.ModuleProvider.dispose mp;
+      false
+    with Llvm_bitreader.Error _ ->
+      true
+  end