dense_set: avoid pointer arithmetic

src/entt/container/dense_set.hpp

@@ -271,7 +271,7 @@ class dense_set {
 
     void move_and_pop(const std::size_t pos) {
         if(const auto last = size() - 1u; pos != last) {
-            size_type *curr = sparse.first().data() + value_to_bucket(packed.first().back().second);
+            size_type *curr = &sparse.first()[value_to_bucket(packed.first().back().second)];
             packed.first()[pos] = std::move(packed.first().back());
             for(; *curr != last; curr = &packed.first()[*curr].first) {}
             *curr = pos;
@@ -611,7 +611,7 @@ public:
      * @return Number of elements removed (either 0 or 1).
      */
     size_type erase(const value_type &value) {
-        for(size_type *curr = sparse.first().data() + value_to_bucket(value); *curr != (std::numeric_limits<size_type>::max)(); curr = &packed.first()[*curr].first) {
+        for(size_type *curr = &sparse.first()[value_to_bucket(value)]; *curr != (std::numeric_limits<size_type>::max)(); curr = &packed.first()[*curr].first) {
             if(packed.second()(packed.first()[*curr].second, value)) {
                 const auto index = *curr;
                 *curr = packed.first()[*curr].first;