container: minor changes

src/entt/container/dense_map.hpp

@@ -122,7 +122,7 @@ public:
     }
 
     [[nodiscard]] constexpr reference operator*() const noexcept {
-        return {it->element.first, it->element.second};
+        return operator[](0);
     }
 
     template<typename Lhs, typename Rhs>
@@ -423,7 +423,7 @@ public:
           threshold{other.threshold} {}
 
     /*! @brief Default move constructor. */
-    dense_map(dense_map &&) noexcept(std::is_nothrow_move_constructible_v<compressed_pair<sparse_container_type, hasher>> &&std::is_nothrow_move_constructible_v<compressed_pair<packed_container_type, key_equal>>) = default;
+    dense_map(dense_map &&) noexcept(std::is_nothrow_move_constructible_v<compressed_pair<sparse_container_type, hasher>> && std::is_nothrow_move_constructible_v<compressed_pair<packed_container_type, key_equal>>) = default;
 
     /**
      * @brief Allocator-extended move constructor.
@@ -445,7 +445,7 @@ public:
      * @brief Default move assignment operator.
      * @return This container.
      */
-    dense_map &operator=(dense_map &&) noexcept(std::is_nothrow_move_assignable_v<compressed_pair<sparse_container_type, hasher>> &&std::is_nothrow_move_assignable_v<compressed_pair<packed_container_type, key_equal>>) = default;
+    dense_map &operator=(dense_map &&) noexcept(std::is_nothrow_move_assignable_v<compressed_pair<sparse_container_type, hasher>> && std::is_nothrow_move_assignable_v<compressed_pair<packed_container_type, key_equal>>) = default;
 
     /**
      * @brief Returns the associated allocator.

src/entt/container/dense_set.hpp

@@ -85,7 +85,7 @@ public:
     }
 
     [[nodiscard]] constexpr pointer operator->() const noexcept {
-        return std::addressof(it->second);
+        return std::addressof(operator[](0));
     }
 
     [[nodiscard]] constexpr reference operator*() const noexcept {
@@ -371,7 +371,7 @@ public:
           threshold{other.threshold} {}
 
     /*! @brief Default move constructor. */
-    dense_set(dense_set &&) noexcept(std::is_nothrow_move_constructible_v<compressed_pair<sparse_container_type, hasher>> &&std::is_nothrow_move_constructible_v<compressed_pair<packed_container_type, key_equal>>) = default;
+    dense_set(dense_set &&) noexcept(std::is_nothrow_move_constructible_v<compressed_pair<sparse_container_type, hasher>> && std::is_nothrow_move_constructible_v<compressed_pair<packed_container_type, key_equal>>) = default;
 
     /**
      * @brief Allocator-extended move constructor.
@@ -393,7 +393,7 @@ public:
      * @brief Default move assignment operator.
      * @return This container.
      */
-    dense_set &operator=(dense_set &&) noexcept(std::is_nothrow_move_assignable_v<compressed_pair<sparse_container_type, hasher>> &&std::is_nothrow_move_assignable_v<compressed_pair<packed_container_type, key_equal>>) = default;
+    dense_set &operator=(dense_set &&) noexcept(std::is_nothrow_move_assignable_v<compressed_pair<sparse_container_type, hasher>> && std::is_nothrow_move_assignable_v<compressed_pair<packed_container_type, key_equal>>) = default;
 
     /**
      * @brief Returns the associated allocator.