3 files changed, 11 insertions, 0 deletions
diff --git a/bindings/ocaml/llvm/llvm.ml b/bindings/ocaml/llvm/llvm.ml
index 6e8ca662ef6..59f0f178c28 100644
--- a/bindings/ocaml/llvm/llvm.ml
+++ b/bindings/ocaml/llvm/llvm.ml
@@ -20,6 +20,10 @@ type llattribute
 type llmemorybuffer
 type llmdkind
 
+exception FeatureDisabled of string
+
+let () = Callback.register_exception "Llvm.FeatureDisabled" (FeatureDisabled "")
+
 module TypeKind = struct
   type t =
   | Void
diff --git a/bindings/ocaml/llvm/llvm.mli b/bindings/ocaml/llvm/llvm.mli
index c422e78f5d2..3387c1ec52f 100644
--- a/bindings/ocaml/llvm/llvm.mli
+++ b/bindings/ocaml/llvm/llvm.mli
@@ -371,6 +371,8 @@ type ('a, 'b) llrev_pos =
 
 (** {6 Exceptions} *)
 
+exception FeatureDisabled of string
+
 exception IoError of string
 
 
diff --git a/bindings/ocaml/llvm/llvm_ocaml.c b/bindings/ocaml/llvm/llvm_ocaml.c
index 4b6d1c5072b..137b17f26bf 100644
--- a/bindings/ocaml/llvm/llvm_ocaml.c
+++ b/bindings/ocaml/llvm/llvm_ocaml.c
@@ -336,7 +336,12 @@ CAMLprim LLVMContextRef llvm_type_context(LLVMTypeRef Ty) {
 
 /* lltype -> unit */
 CAMLprim value llvm_dump_type(LLVMTypeRef Val) {
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
   LLVMDumpType(Val);
+#else
+  caml_raise_with_arg(*caml_named_value("Llvm.FeatureDisabled"),
+      caml_copy_string("dump"));
+#endif
   return Val_unit;
 }