factory: explicit casts

src/entt/meta/factory.hpp

@@ -163,7 +163,7 @@ class meta_factory: private internal::basic_meta_factory {
                 (std::is_member_object_pointer_v<decltype(value_list_element_v<Index, Setter>)> && ... && std::is_const_v<std::remove_reference_t<data_type>>) ? internal::meta_traits::is_const : internal::meta_traits::is_none,
                 Setter::size,
                 &internal::resolve<std::remove_cv_t<std::remove_reference_t<data_type>>>,
-                &meta_arg<type_list<type_list_element_t<type_list_element_t<Index, args_type>::size != 1u, type_list_element_t<Index, args_type>>...>>,
+                &meta_arg<type_list<type_list_element_t<static_cast<std::size_t>(type_list_element_t<Index, args_type>::size != 1u), type_list_element_t<Index, args_type>>...>>,
                 +[](meta_handle instance, meta_any value) { return (meta_setter<Type, value_list_element_v<Index, Setter>>(*instance.operator->(), value.as_ref()) || ...); },
                 &meta_getter<Type, Getter, Policy>});
     }
@@ -410,7 +410,7 @@ public:
                     internal::meta_traits::is_none,
                     1u,
                     &internal::resolve<std::remove_cv_t<std::remove_reference_t<data_type>>>,
-                    &meta_arg<type_list<type_list_element_t<args_type::size != 1u, args_type>>>,
+                    &meta_arg<type_list<type_list_element_t<static_cast<std::size_t>(args_type::size != 1u), args_type>>>,
                     &meta_setter<Type, Setter>,
                     &meta_getter<Type, Getter, Policy>});
         }