From 67271e467211dc0e229425d15a1b7a4e999f8a5a Mon Sep 17 00:00:00 2001
From: Michele Caini <michele.caini@gmail.com>
Date: Tue, 6 Sep 2022 09:43:34 +0200
Subject: [PATCH] registry: start to introduce the allocator (work in progress)

---
 src/entt/entity/registry.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/entt/entity/registry.hpp b/src/entt/entity/registry.hpp
index 6a37659c6..3f2c0afc3 100644
--- a/src/entt/entity/registry.hpp
+++ b/src/entt/entity/registry.hpp
@@ -250,7 +250,8 @@ private:
 template<typename Entity, typename Allocator>
 class basic_registry {
     using entity_traits = entt_traits<Entity>;
-    using basic_common_type = basic_sparse_set<Entity>;
+    using basic_common_type = basic_sparse_set<Entity, Allocator>;
+    using alloc_traits = typename std::allocator_traits<Allocator>;
 
     template<typename Type>
     using storage_for_type = typename storage_for<Type, Entity>::type;