diff --git a/samples/monster_generated.h b/samples/monster_generated.h
index befddfef7db..2de5e1cd023 100644
--- a/samples/monster_generated.h
+++ b/samples/monster_generated.h
@@ -607,7 +607,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = name(); if (_e) _o->name = _e->str(); }
   { auto _e = inventory(); if (_e) { _o->inventory.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->inventory.begin()); } }
   { auto _e = color(); _o->color = _e; }
-  { auto _e = weapons(); if (_e) { _o->weapons.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->weapons[_i]) { _e->Get(_i)->UnPackTo(_o->weapons[_i].get(), _resolver); } else { _o->weapons[_i] = std::unique_ptr<MyGame::Sample::WeaponT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->weapons.resize(0); } }
+  { auto _e = weapons(); if (_e) { _o->weapons.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->weapons[_i]) { _e->Get(_i)->UnPackTo(_o->weapons[_i].get(), _resolver); } else { _o->weapons[_i] = std::unique_ptr<MyGame::Sample::WeaponT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->weapons.resize(0); } }
   { auto _e = equipped_type(); _o->equipped.type = _e; }
   { auto _e = equipped(); if (_e) _o->equipped.value = MyGame::Sample::EquipmentUnion::UnPack(_e, equipped_type(), _resolver); }
   { auto _e = path(); if (_e) { _o->path.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->path[_i] = *_e->Get(_i); } } else { _o->path.resize(0); } }
diff --git a/src/idl_gen_cpp.cpp b/src/idl_gen_cpp.cpp
index ba158ecb593..37fbccc5920 100644
--- a/src/idl_gen_cpp.cpp
+++ b/src/idl_gen_cpp.cpp
@@ -3309,7 +3309,7 @@ class CppGenerator : public BaseGenerator {
                 "static_cast<::flatbuffers::hash_value_t>(" + indexing + "));";
             if (PtrType(&field) == "naked") {
               code += " else ";
-              code += "_o->" + name + "[_i]" + access + " = nullptr";
+              code += "_o->" + name + "[_i]" + access + " = nullptr; ";
             } else {
               // code += " else ";
               // code += "_o->" + name + "[_i]" + access + " = " +
@@ -3327,9 +3327,10 @@ class CppGenerator : public BaseGenerator {
             code += "_o->" + name + "[_i]" + access + " = ";
             code += GenUnpackVal(field.value.type.VectorType(), indexing, true,
                                  field);
-            if (is_pointer) { code += "; }"; }
+            code += "; ";
+            if (is_pointer) { code += "} "; }
           }
-          code += "; } } else { " + vector_field + ".resize(0); }";
+          code += "} } else { " + vector_field + ".resize(0); }";
         }
         break;
       }
diff --git a/tests/64bit/test_64bit_generated.h b/tests/64bit/test_64bit_generated.h
index 10486f4e43f..a9594c24f45 100644
--- a/tests/64bit/test_64bit_generated.h
+++ b/tests/64bit/test_64bit_generated.h
@@ -499,7 +499,7 @@ inline void RootTable::UnPackTo(RootTableT *_o, const ::flatbuffers::resolver_fu
   { auto _e = nested_root(); if (_e) { _o->nested_root.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->nested_root.begin()); } }
   { auto _e = far_struct_vector(); if (_e) { _o->far_struct_vector.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->far_struct_vector[_i] = *_e->Get(_i); } } else { _o->far_struct_vector.resize(0); } }
   { auto _e = big_struct_vector(); if (_e) { _o->big_struct_vector.resize(_e->size()); for (::flatbuffers::uoffset64_t _i = 0; _i < _e->size(); _i++) { _o->big_struct_vector[_i] = *_e->Get(_i); } } else { _o->big_struct_vector.resize(0); } }
-  { auto _e = many_vectors(); if (_e) { _o->many_vectors.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->many_vectors[_i]) { _e->Get(_i)->UnPackTo(_o->many_vectors[_i].get(), _resolver); } else { _o->many_vectors[_i] = std::unique_ptr<WrapperTableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->many_vectors.resize(0); } }
+  { auto _e = many_vectors(); if (_e) { _o->many_vectors.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->many_vectors[_i]) { _e->Get(_i)->UnPackTo(_o->many_vectors[_i].get(), _resolver); } else { _o->many_vectors[_i] = std::unique_ptr<WrapperTableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->many_vectors.resize(0); } }
   { auto _e = forced_aligned_vector(); if (_e) { _o->forced_aligned_vector.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->forced_aligned_vector.begin()); } }
 }
 
diff --git a/tests/cpp17/generated_cpp17/monster_test_generated.h b/tests/cpp17/generated_cpp17/monster_test_generated.h
index 0766093b0e2..44bc858d746 100644
--- a/tests/cpp17/generated_cpp17/monster_test_generated.h
+++ b/tests/cpp17/generated_cpp17/monster_test_generated.h
@@ -3139,7 +3139,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = test(); if (_e) _o->test.value = MyGame::Example::AnyUnion::UnPack(_e, test_type(), _resolver); }
   { auto _e = test4(); if (_e) { _o->test4.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->test4[_i] = *_e->Get(_i); } } else { _o->test4.resize(0); } }
   { auto _e = testarrayofstring(); if (_e) { _o->testarrayofstring.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->testarrayofstring[_i] = _e->Get(_i)->str(); } } else { _o->testarrayofstring.resize(0); } }
-  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->testarrayoftables.resize(0); } }
+  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->testarrayoftables.resize(0); } }
   { auto _e = enemy(); if (_e) { if(_o->enemy) { _e->UnPackTo(_o->enemy.get(), _resolver); } else { _o->enemy = std::unique_ptr<MyGame::Example::MonsterT>(_e->UnPack(_resolver)); } } else if (_o->enemy) { _o->enemy.reset(); } }
   { auto _e = testnestedflatbuffer(); if (_e) { _o->testnestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testnestedflatbuffer.begin()); } }
   { auto _e = testempty(); if (_e) { if(_o->testempty) { _e->UnPackTo(_o->testempty.get(), _resolver); } else { _o->testempty = std::unique_ptr<MyGame::Example::StatT>(_e->UnPack(_resolver)); } } else if (_o->testempty) { _o->testempty.reset(); } }
@@ -3163,12 +3163,12 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_longs(); if (_e) { _o->vector_of_longs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_longs[_i] = _e->Get(_i); } } else { _o->vector_of_longs.resize(0); } }
   { auto _e = vector_of_doubles(); if (_e) { _o->vector_of_doubles.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_doubles[_i] = _e->Get(_i); } } else { _o->vector_of_doubles.resize(0); } }
   { auto _e = parent_namespace_test(); if (_e) { if(_o->parent_namespace_test) { _e->UnPackTo(_o->parent_namespace_test.get(), _resolver); } else { _o->parent_namespace_test = std::unique_ptr<MyGame::InParentNamespaceT>(_e->UnPack(_resolver)); } } else if (_o->parent_namespace_test) { _o->parent_namespace_test.reset(); } }
-  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_referrables.resize(0); } }
+  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_referrables.resize(0); } }
   { auto _e = single_weak_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->single_weak_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->single_weak_reference = nullptr; }
   { auto _e = vector_of_weak_references(); if (_e) { _o->vector_of_weak_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_weak_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_weak_references[_i] = nullptr; } } else { _o->vector_of_weak_references.resize(0); } }
-  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_strong_referrables.resize(0); } }
+  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_strong_referrables.resize(0); } }
   { auto _e = co_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->co_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->co_owning_reference = nullptr; }
-  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */; } } else { _o->vector_of_co_owning_references.resize(0); } }
+  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */} } else { _o->vector_of_co_owning_references.resize(0); } }
   { auto _e = non_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->non_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->non_owning_reference = nullptr; }
   { auto _e = vector_of_non_owning_references(); if (_e) { _o->vector_of_non_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_non_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_non_owning_references[_i] = nullptr; } } else { _o->vector_of_non_owning_references.resize(0); } }
   { auto _e = any_unique_type(); _o->any_unique.type = _e; }
@@ -3178,7 +3178,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_enums(); if (_e) { _o->vector_of_enums.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_enums[_i] = static_cast<MyGame::Example::Color>(_e->Get(_i)); } } else { _o->vector_of_enums.resize(0); } }
   { auto _e = signed_enum(); _o->signed_enum = _e; }
   { auto _e = testrequirednestedflatbuffer(); if (_e) { _o->testrequirednestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testrequirednestedflatbuffer.begin()); } }
-  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->scalar_key_sorted_tables.resize(0); } }
+  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->scalar_key_sorted_tables.resize(0); } }
   { auto _e = native_inline(); if (_e) _o->native_inline = *_e; }
   { auto _e = long_enum_non_enum_default(); _o->long_enum_non_enum_default = _e; }
   { auto _e = long_enum_normal_default(); _o->long_enum_normal_default = _e; }
diff --git a/tests/monster_test_generated.h b/tests/monster_test_generated.h
index fa5e597152c..2f9ea4e84d7 100644
--- a/tests/monster_test_generated.h
+++ b/tests/monster_test_generated.h
@@ -3080,7 +3080,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = test(); if (_e) _o->test.value = MyGame::Example::AnyUnion::UnPack(_e, test_type(), _resolver); }
   { auto _e = test4(); if (_e) { _o->test4.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->test4[_i] = *_e->Get(_i); } } else { _o->test4.resize(0); } }
   { auto _e = testarrayofstring(); if (_e) { _o->testarrayofstring.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->testarrayofstring[_i] = _e->Get(_i)->str(); } } else { _o->testarrayofstring.resize(0); } }
-  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->testarrayoftables.resize(0); } }
+  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->testarrayoftables.resize(0); } }
   { auto _e = enemy(); if (_e) { if(_o->enemy) { _e->UnPackTo(_o->enemy.get(), _resolver); } else { _o->enemy = std::unique_ptr<MyGame::Example::MonsterT>(_e->UnPack(_resolver)); } } else if (_o->enemy) { _o->enemy.reset(); } }
   { auto _e = testnestedflatbuffer(); if (_e) { _o->testnestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testnestedflatbuffer.begin()); } }
   { auto _e = testempty(); if (_e) { if(_o->testempty) { _e->UnPackTo(_o->testempty.get(), _resolver); } else { _o->testempty = std::unique_ptr<MyGame::Example::StatT>(_e->UnPack(_resolver)); } } else if (_o->testempty) { _o->testempty.reset(); } }
@@ -3104,12 +3104,12 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_longs(); if (_e) { _o->vector_of_longs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_longs[_i] = _e->Get(_i); } } else { _o->vector_of_longs.resize(0); } }
   { auto _e = vector_of_doubles(); if (_e) { _o->vector_of_doubles.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_doubles[_i] = _e->Get(_i); } } else { _o->vector_of_doubles.resize(0); } }
   { auto _e = parent_namespace_test(); if (_e) { if(_o->parent_namespace_test) { _e->UnPackTo(_o->parent_namespace_test.get(), _resolver); } else { _o->parent_namespace_test = std::unique_ptr<MyGame::InParentNamespaceT>(_e->UnPack(_resolver)); } } else if (_o->parent_namespace_test) { _o->parent_namespace_test.reset(); } }
-  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_referrables.resize(0); } }
+  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_referrables.resize(0); } }
   { auto _e = single_weak_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->single_weak_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->single_weak_reference = nullptr; }
   { auto _e = vector_of_weak_references(); if (_e) { _o->vector_of_weak_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_weak_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_weak_references[_i] = nullptr; } } else { _o->vector_of_weak_references.resize(0); } }
-  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_strong_referrables.resize(0); } }
+  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_strong_referrables.resize(0); } }
   { auto _e = co_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->co_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->co_owning_reference = nullptr; }
-  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */; } } else { _o->vector_of_co_owning_references.resize(0); } }
+  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */} } else { _o->vector_of_co_owning_references.resize(0); } }
   { auto _e = non_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->non_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->non_owning_reference = nullptr; }
   { auto _e = vector_of_non_owning_references(); if (_e) { _o->vector_of_non_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_non_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_non_owning_references[_i] = nullptr; } } else { _o->vector_of_non_owning_references.resize(0); } }
   { auto _e = any_unique_type(); _o->any_unique.type = _e; }
@@ -3119,7 +3119,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_enums(); if (_e) { _o->vector_of_enums.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_enums[_i] = static_cast<MyGame::Example::Color>(_e->Get(_i)); } } else { _o->vector_of_enums.resize(0); } }
   { auto _e = signed_enum(); _o->signed_enum = _e; }
   { auto _e = testrequirednestedflatbuffer(); if (_e) { _o->testrequirednestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testrequirednestedflatbuffer.begin()); } }
-  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->scalar_key_sorted_tables.resize(0); } }
+  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->scalar_key_sorted_tables.resize(0); } }
   { auto _e = native_inline(); if (_e) _o->native_inline = *_e; }
   { auto _e = long_enum_non_enum_default(); _o->long_enum_non_enum_default = _e; }
   { auto _e = long_enum_normal_default(); _o->long_enum_normal_default = _e; }
diff --git a/tests/monster_test_suffix/ext_only/monster_test_generated.hpp b/tests/monster_test_suffix/ext_only/monster_test_generated.hpp
index 2d478bb2da4..f64c6eab567 100644
--- a/tests/monster_test_suffix/ext_only/monster_test_generated.hpp
+++ b/tests/monster_test_suffix/ext_only/monster_test_generated.hpp
@@ -3070,7 +3070,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = test(); if (_e) _o->test.value = MyGame::Example::AnyUnion::UnPack(_e, test_type(), _resolver); }
   { auto _e = test4(); if (_e) { _o->test4.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->test4[_i] = *_e->Get(_i); } } else { _o->test4.resize(0); } }
   { auto _e = testarrayofstring(); if (_e) { _o->testarrayofstring.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->testarrayofstring[_i] = _e->Get(_i)->str(); } } else { _o->testarrayofstring.resize(0); } }
-  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->testarrayoftables.resize(0); } }
+  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->testarrayoftables.resize(0); } }
   { auto _e = enemy(); if (_e) { if(_o->enemy) { _e->UnPackTo(_o->enemy.get(), _resolver); } else { _o->enemy = std::unique_ptr<MyGame::Example::MonsterT>(_e->UnPack(_resolver)); } } else if (_o->enemy) { _o->enemy.reset(); } }
   { auto _e = testnestedflatbuffer(); if (_e) { _o->testnestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testnestedflatbuffer.begin()); } }
   { auto _e = testempty(); if (_e) { if(_o->testempty) { _e->UnPackTo(_o->testempty.get(), _resolver); } else { _o->testempty = std::unique_ptr<MyGame::Example::StatT>(_e->UnPack(_resolver)); } } else if (_o->testempty) { _o->testempty.reset(); } }
@@ -3094,12 +3094,12 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_longs(); if (_e) { _o->vector_of_longs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_longs[_i] = _e->Get(_i); } } else { _o->vector_of_longs.resize(0); } }
   { auto _e = vector_of_doubles(); if (_e) { _o->vector_of_doubles.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_doubles[_i] = _e->Get(_i); } } else { _o->vector_of_doubles.resize(0); } }
   { auto _e = parent_namespace_test(); if (_e) { if(_o->parent_namespace_test) { _e->UnPackTo(_o->parent_namespace_test.get(), _resolver); } else { _o->parent_namespace_test = std::unique_ptr<MyGame::InParentNamespaceT>(_e->UnPack(_resolver)); } } else if (_o->parent_namespace_test) { _o->parent_namespace_test.reset(); } }
-  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_referrables.resize(0); } }
+  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_referrables.resize(0); } }
   { auto _e = single_weak_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->single_weak_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->single_weak_reference = nullptr; }
   { auto _e = vector_of_weak_references(); if (_e) { _o->vector_of_weak_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_weak_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_weak_references[_i] = nullptr; } } else { _o->vector_of_weak_references.resize(0); } }
-  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_strong_referrables.resize(0); } }
+  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_strong_referrables.resize(0); } }
   { auto _e = co_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->co_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->co_owning_reference = nullptr; }
-  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */; } } else { _o->vector_of_co_owning_references.resize(0); } }
+  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */} } else { _o->vector_of_co_owning_references.resize(0); } }
   { auto _e = non_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->non_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->non_owning_reference = nullptr; }
   { auto _e = vector_of_non_owning_references(); if (_e) { _o->vector_of_non_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_non_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_non_owning_references[_i] = nullptr; } } else { _o->vector_of_non_owning_references.resize(0); } }
   { auto _e = any_unique_type(); _o->any_unique.type = _e; }
@@ -3109,7 +3109,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_enums(); if (_e) { _o->vector_of_enums.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_enums[_i] = static_cast<MyGame::Example::Color>(_e->Get(_i)); } } else { _o->vector_of_enums.resize(0); } }
   { auto _e = signed_enum(); _o->signed_enum = _e; }
   { auto _e = testrequirednestedflatbuffer(); if (_e) { _o->testrequirednestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testrequirednestedflatbuffer.begin()); } }
-  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->scalar_key_sorted_tables.resize(0); } }
+  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->scalar_key_sorted_tables.resize(0); } }
   { auto _e = native_inline(); if (_e) _o->native_inline = *_e; }
   { auto _e = long_enum_non_enum_default(); _o->long_enum_non_enum_default = _e; }
   { auto _e = long_enum_normal_default(); _o->long_enum_normal_default = _e; }
diff --git a/tests/monster_test_suffix/filesuffix_only/monster_test_suffix.h b/tests/monster_test_suffix/filesuffix_only/monster_test_suffix.h
index 2d478bb2da4..f64c6eab567 100644
--- a/tests/monster_test_suffix/filesuffix_only/monster_test_suffix.h
+++ b/tests/monster_test_suffix/filesuffix_only/monster_test_suffix.h
@@ -3070,7 +3070,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = test(); if (_e) _o->test.value = MyGame::Example::AnyUnion::UnPack(_e, test_type(), _resolver); }
   { auto _e = test4(); if (_e) { _o->test4.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->test4[_i] = *_e->Get(_i); } } else { _o->test4.resize(0); } }
   { auto _e = testarrayofstring(); if (_e) { _o->testarrayofstring.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->testarrayofstring[_i] = _e->Get(_i)->str(); } } else { _o->testarrayofstring.resize(0); } }
-  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->testarrayoftables.resize(0); } }
+  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->testarrayoftables.resize(0); } }
   { auto _e = enemy(); if (_e) { if(_o->enemy) { _e->UnPackTo(_o->enemy.get(), _resolver); } else { _o->enemy = std::unique_ptr<MyGame::Example::MonsterT>(_e->UnPack(_resolver)); } } else if (_o->enemy) { _o->enemy.reset(); } }
   { auto _e = testnestedflatbuffer(); if (_e) { _o->testnestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testnestedflatbuffer.begin()); } }
   { auto _e = testempty(); if (_e) { if(_o->testempty) { _e->UnPackTo(_o->testempty.get(), _resolver); } else { _o->testempty = std::unique_ptr<MyGame::Example::StatT>(_e->UnPack(_resolver)); } } else if (_o->testempty) { _o->testempty.reset(); } }
@@ -3094,12 +3094,12 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_longs(); if (_e) { _o->vector_of_longs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_longs[_i] = _e->Get(_i); } } else { _o->vector_of_longs.resize(0); } }
   { auto _e = vector_of_doubles(); if (_e) { _o->vector_of_doubles.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_doubles[_i] = _e->Get(_i); } } else { _o->vector_of_doubles.resize(0); } }
   { auto _e = parent_namespace_test(); if (_e) { if(_o->parent_namespace_test) { _e->UnPackTo(_o->parent_namespace_test.get(), _resolver); } else { _o->parent_namespace_test = std::unique_ptr<MyGame::InParentNamespaceT>(_e->UnPack(_resolver)); } } else if (_o->parent_namespace_test) { _o->parent_namespace_test.reset(); } }
-  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_referrables.resize(0); } }
+  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_referrables.resize(0); } }
   { auto _e = single_weak_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->single_weak_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->single_weak_reference = nullptr; }
   { auto _e = vector_of_weak_references(); if (_e) { _o->vector_of_weak_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_weak_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_weak_references[_i] = nullptr; } } else { _o->vector_of_weak_references.resize(0); } }
-  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_strong_referrables.resize(0); } }
+  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_strong_referrables.resize(0); } }
   { auto _e = co_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->co_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->co_owning_reference = nullptr; }
-  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */; } } else { _o->vector_of_co_owning_references.resize(0); } }
+  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */} } else { _o->vector_of_co_owning_references.resize(0); } }
   { auto _e = non_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->non_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->non_owning_reference = nullptr; }
   { auto _e = vector_of_non_owning_references(); if (_e) { _o->vector_of_non_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_non_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_non_owning_references[_i] = nullptr; } } else { _o->vector_of_non_owning_references.resize(0); } }
   { auto _e = any_unique_type(); _o->any_unique.type = _e; }
@@ -3109,7 +3109,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_enums(); if (_e) { _o->vector_of_enums.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_enums[_i] = static_cast<MyGame::Example::Color>(_e->Get(_i)); } } else { _o->vector_of_enums.resize(0); } }
   { auto _e = signed_enum(); _o->signed_enum = _e; }
   { auto _e = testrequirednestedflatbuffer(); if (_e) { _o->testrequirednestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testrequirednestedflatbuffer.begin()); } }
-  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->scalar_key_sorted_tables.resize(0); } }
+  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->scalar_key_sorted_tables.resize(0); } }
   { auto _e = native_inline(); if (_e) _o->native_inline = *_e; }
   { auto _e = long_enum_non_enum_default(); _o->long_enum_non_enum_default = _e; }
   { auto _e = long_enum_normal_default(); _o->long_enum_normal_default = _e; }
diff --git a/tests/monster_test_suffix/monster_test_suffix.hpp b/tests/monster_test_suffix/monster_test_suffix.hpp
index 2d478bb2da4..f64c6eab567 100644
--- a/tests/monster_test_suffix/monster_test_suffix.hpp
+++ b/tests/monster_test_suffix/monster_test_suffix.hpp
@@ -3070,7 +3070,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = test(); if (_e) _o->test.value = MyGame::Example::AnyUnion::UnPack(_e, test_type(), _resolver); }
   { auto _e = test4(); if (_e) { _o->test4.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->test4[_i] = *_e->Get(_i); } } else { _o->test4.resize(0); } }
   { auto _e = testarrayofstring(); if (_e) { _o->testarrayofstring.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->testarrayofstring[_i] = _e->Get(_i)->str(); } } else { _o->testarrayofstring.resize(0); } }
-  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->testarrayoftables.resize(0); } }
+  { auto _e = testarrayoftables(); if (_e) { _o->testarrayoftables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->testarrayoftables[_i]) { _e->Get(_i)->UnPackTo(_o->testarrayoftables[_i].get(), _resolver); } else { _o->testarrayoftables[_i] = std::unique_ptr<MyGame::Example::MonsterT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->testarrayoftables.resize(0); } }
   { auto _e = enemy(); if (_e) { if(_o->enemy) { _e->UnPackTo(_o->enemy.get(), _resolver); } else { _o->enemy = std::unique_ptr<MyGame::Example::MonsterT>(_e->UnPack(_resolver)); } } else if (_o->enemy) { _o->enemy.reset(); } }
   { auto _e = testnestedflatbuffer(); if (_e) { _o->testnestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testnestedflatbuffer.begin()); } }
   { auto _e = testempty(); if (_e) { if(_o->testempty) { _e->UnPackTo(_o->testempty.get(), _resolver); } else { _o->testempty = std::unique_ptr<MyGame::Example::StatT>(_e->UnPack(_resolver)); } } else if (_o->testempty) { _o->testempty.reset(); } }
@@ -3094,12 +3094,12 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_longs(); if (_e) { _o->vector_of_longs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_longs[_i] = _e->Get(_i); } } else { _o->vector_of_longs.resize(0); } }
   { auto _e = vector_of_doubles(); if (_e) { _o->vector_of_doubles.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_doubles[_i] = _e->Get(_i); } } else { _o->vector_of_doubles.resize(0); } }
   { auto _e = parent_namespace_test(); if (_e) { if(_o->parent_namespace_test) { _e->UnPackTo(_o->parent_namespace_test.get(), _resolver); } else { _o->parent_namespace_test = std::unique_ptr<MyGame::InParentNamespaceT>(_e->UnPack(_resolver)); } } else if (_o->parent_namespace_test) { _o->parent_namespace_test.reset(); } }
-  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_referrables.resize(0); } }
+  { auto _e = vector_of_referrables(); if (_e) { _o->vector_of_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_referrables[_i].get(), _resolver); } else { _o->vector_of_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_referrables.resize(0); } }
   { auto _e = single_weak_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->single_weak_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->single_weak_reference = nullptr; }
   { auto _e = vector_of_weak_references(); if (_e) { _o->vector_of_weak_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_weak_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_weak_references[_i] = nullptr; } } else { _o->vector_of_weak_references.resize(0); } }
-  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->vector_of_strong_referrables.resize(0); } }
+  { auto _e = vector_of_strong_referrables(); if (_e) { _o->vector_of_strong_referrables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->vector_of_strong_referrables[_i]) { _e->Get(_i)->UnPackTo(_o->vector_of_strong_referrables[_i].get(), _resolver); } else { _o->vector_of_strong_referrables[_i] = std::unique_ptr<MyGame::Example::ReferrableT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->vector_of_strong_referrables.resize(0); } }
   { auto _e = co_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->co_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->co_owning_reference = nullptr; }
-  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */; } } else { _o->vector_of_co_owning_references.resize(0); } }
+  { auto _e = vector_of_co_owning_references(); if (_e) { _o->vector_of_co_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, default_ptr_type*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_co_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i)));/* else do nothing */} } else { _o->vector_of_co_owning_references.resize(0); } }
   { auto _e = non_owning_reference(); /*scalar resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->non_owning_reference), static_cast<::flatbuffers::hash_value_t>(_e)); else _o->non_owning_reference = nullptr; }
   { auto _e = vector_of_non_owning_references(); if (_e) { _o->vector_of_non_owning_references.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { /*vector resolver, naked*/ if (_resolver) (*_resolver)(reinterpret_cast<void **>(&_o->vector_of_non_owning_references[_i]), static_cast<::flatbuffers::hash_value_t>(_e->Get(_i))); else _o->vector_of_non_owning_references[_i] = nullptr; } } else { _o->vector_of_non_owning_references.resize(0); } }
   { auto _e = any_unique_type(); _o->any_unique.type = _e; }
@@ -3109,7 +3109,7 @@ inline void Monster::UnPackTo(MonsterT *_o, const ::flatbuffers::resolver_functi
   { auto _e = vector_of_enums(); if (_e) { _o->vector_of_enums.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->vector_of_enums[_i] = static_cast<MyGame::Example::Color>(_e->Get(_i)); } } else { _o->vector_of_enums.resize(0); } }
   { auto _e = signed_enum(); _o->signed_enum = _e; }
   { auto _e = testrequirednestedflatbuffer(); if (_e) { _o->testrequirednestedflatbuffer.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->testrequirednestedflatbuffer.begin()); } }
-  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); }; } } else { _o->scalar_key_sorted_tables.resize(0); } }
+  { auto _e = scalar_key_sorted_tables(); if (_e) { _o->scalar_key_sorted_tables.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { if(_o->scalar_key_sorted_tables[_i]) { _e->Get(_i)->UnPackTo(_o->scalar_key_sorted_tables[_i].get(), _resolver); } else { _o->scalar_key_sorted_tables[_i] = std::unique_ptr<MyGame::Example::StatT>(_e->Get(_i)->UnPack(_resolver)); } } } else { _o->scalar_key_sorted_tables.resize(0); } }
   { auto _e = native_inline(); if (_e) _o->native_inline = *_e; }
   { auto _e = long_enum_non_enum_default(); _o->long_enum_non_enum_default = _e; }
   { auto _e = long_enum_normal_default(); _o->long_enum_normal_default = _e; }