correctly transfer the uservalue of a deep userdata

1 files changed, 4 insertions, 1 deletions

diff --git a/deep_test/deep_test.c b/deep_test/deep_test.c
index c400cac..dabc84d 100644
--- a/deep_test/deep_test.c
+++ b/deep_test/deep_test.c
@@ -126,7 +126,10 @@ static void* deep_test_id( lua_State* L, enum eDeepOp op_)
 
 int luaD_new_deep( lua_State* L)
 {
-        return luaG_newdeepuserdata( L, deep_test_id);
+        int nuv = (int) luaL_optinteger( L, 1, 0);
+        // no additional parameter to luaG_newdeepuserdata!
+        lua_settop( L, 0);
+        return luaG_newdeepuserdata( L, deep_test_id, nuv);
 }
 
 // ################################################################################################