diff --git a/src/Makefile b/src/Makefile
index 49cc04567c1f6bbec93b4f7c97c924064bf613c3..2ec0f9d168e79422371c44ea3a0d8d85ab8039a9 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -484,7 +484,6 @@ TEST_XFAILS_RUSTC := $(CONST_TAG_XFAILS) \
                         mlist-cycle.rs \
                         mlist.rs \
                         mutable-alias-vec.rs \
-                        native2.rs \
                         native-opaque-type.rs \
                         obj-as.rs \
                         obj-dtor.rs \
diff --git a/src/comp/middle/trans.rs b/src/comp/middle/trans.rs
index d2fa0acc327c8ab65bc473c6996c34ef67f8b2f3..2f45691adf2002ce1a21605b8e231cf88d3a2ac3 100644
--- a/src/comp/middle/trans.rs
+++ b/src/comp/middle/trans.rs
@@ -4829,6 +4829,11 @@ fn decl_native_fn_and_pair(@crate_ctxt cx,
     let str s = cx.names.next("_rust_wrapper") + sep() + name;
     let ValueRef wrapper_fn = decl_fastcall_fn(cx.llmod, s, wrapper_type);
 
+    // Build the wrapper.
+    auto fcx = new_fn_ctxt(cx, wrapper_fn);
+    auto bcx = new_top_block_ctxt(fcx);
+    bcx.build.RetVoid();
+
     // Declare the global constant pair that points to it.
     auto wrapper_pair_type = T_fn_pair(cx.tn, wrapper_type);
     let str ps = cx.names.next("_rust_wrapper_pair") + sep() + name;