entity: added debug asserts to to_entity

src/entt/entity/helper.hpp

@@ -139,6 +139,8 @@ void invoke(basic_registry<Entity> &reg, const Entity entt) {
  */
 template<typename Entity, typename Component>
 Entity to_entity(const basic_registry<Entity> &reg, const Component &component) {
+    ENTT_ASSERT(!(reg.template raw<Component>() > &component));
+    ENTT_ASSERT(&component < (reg.template raw<Component>() + reg.template size<Component>()));
     return *(reg.template data<Component>() + (&component - reg.template raw<Component>()));
 }