[OCaml] Expose LLVMCloneModule.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220903 91177308-0d34-0410-b5e6-96231b3b80d8

bindings/ocaml/llvm/llvm.ml

@@ -313,6 +313,7 @@ external mdkind_id : llcontext -> string -> llmdkind = "llvm_mdkind_id"
 (*===-- Modules -----------------------------------------------------------===*)
 external create_module : llcontext -> string -> llmodule = "llvm_create_module"
 external dispose_module : llmodule -> unit = "llvm_dispose_module"
+external clone_module : llmodule -> llmodule = "LLVMCloneModule"
 external target_triple: llmodule -> string
                       = "llvm_target_triple"
 external set_target_triple: string -> llmodule -> unit

bindings/ocaml/llvm/llvm.mli

@@ -431,6 +431,9 @@ val create_module : llcontext -> string -> llmodule
     [llvm::Module::~Module]. *)
 val dispose_module : llmodule -> unit
 
+(** [clone_module m] returns an exact copy of module [m]. *)
+val clone_module : llmodule -> llmodule
+
 (** [target_triple m] is the target specifier for the module [m], something like
     [i686-apple-darwin8]. See the method [llvm::Module::getTargetTriple]. *)
 val target_triple: llmodule -> string