diff --git a/src/google/protobuf/compiler/cpp/file.cc b/src/google/protobuf/compiler/cpp/file.cc
index 460ff6c024..b6367c77c0 100644
--- a/src/google/protobuf/compiler/cpp/file.cc
+++ b/src/google/protobuf/compiler/cpp/file.cc
@@ -1432,11 +1432,13 @@ class FileGenerator::ForwardDeclarations {
               Sub("class", c.first).AnnotatedAs(desc),
               {"default_type", DefaultInstanceType(desc, options)},
               {"default_name", DefaultInstanceName(desc, options)},
+              {"classdata_type", ClassDataType(desc, options)},
           },
           R"cc(
             class $class$;
             struct $default_type$;
             $dllexport_decl $extern $default_type$ $default_name$;
+            $dllexport_decl $extern const $pbi$::$classdata_type$ $class$_class_data_;
           )cc");
     }
 
@@ -1484,8 +1486,9 @@ class FileGenerator::ForwardDeclarations {
         if (options.dllexport_decl.empty()) {
           p->Emit(R"cc(
             template <>
-            internal::GeneratedMessageTraitsT<decltype($default_name$),
-                                              &$default_name$>
+            internal::GeneratedMessageTraitsT<
+                decltype($default_name$), &$default_name$,
+                decltype($class$_class_data_), &$class$_class_data_>
                 internal::MessageTraitsImpl::value<$class$>;
           )cc");
         }
diff --git a/src/google/protobuf/compiler/cpp/helpers.cc b/src/google/protobuf/compiler/cpp/helpers.cc
index e6a89222c4..b6fd838ec3 100644
--- a/src/google/protobuf/compiler/cpp/helpers.cc
+++ b/src/google/protobuf/compiler/cpp/helpers.cc
@@ -521,6 +521,17 @@ std::string QualifiedDefaultInstancePtr(const Descriptor* descriptor,
                       "ptr_");
 }
 
+std::string ClassDataType(const Descriptor* descriptor,
+                          const Options& options) {
+  return HasDescriptorMethods(descriptor->file(), options) ||
+                 // Boostrap protos are always full, even when lite is forced
+                 // via options.
+                 IsBootstrapProto(options, descriptor->file())
+             ? "ClassDataFull"
+             : absl::StrFormat("ClassDataLite<%d>",
+                               descriptor->full_name().size() + 1);
+}
+
 std::string DescriptorTableName(const FileDescriptor* file,
                                 const Options& options) {
   return UniqueName("descriptor_table", file, options);
diff --git a/src/google/protobuf/compiler/cpp/helpers.h b/src/google/protobuf/compiler/cpp/helpers.h
index dbcc924506..09dcb20a2f 100644
--- a/src/google/protobuf/compiler/cpp/helpers.h
+++ b/src/google/protobuf/compiler/cpp/helpers.h
@@ -173,6 +173,9 @@ std::string QualifiedDefaultInstancePtr(const Descriptor* descriptor,
                                         const Options& options,
                                         bool split = false);
 
+// Name of the ClassData subclass used for a message.
+std::string ClassDataType(const Descriptor* descriptor, const Options& options);
+
 // DescriptorTable variable name.
 std::string DescriptorTableName(const FileDescriptor* file,
                                 const Options& options);
diff --git a/src/google/protobuf/compiler/cpp/message.cc b/src/google/protobuf/compiler/cpp/message.cc
index 10604f44de..26128b3899 100644
--- a/src/google/protobuf/compiler/cpp/message.cc
+++ b/src/google/protobuf/compiler/cpp/message.cc
@@ -1392,6 +1392,8 @@ void MessageGenerator::GenerateMapEntryClassDefinition(io::Printer* p) {
 
           $decl_verify_func$;
 
+          static constexpr auto InternalGenerateClassData_();
+
          private:
           friend class ::$proto_ns$::MessageLite;
           friend struct ::$tablename$;
@@ -1403,8 +1405,8 @@ void MessageGenerator::GenerateMapEntryClassDefinition(io::Printer* p) {
           static void* PlacementNew_(const void*, void* mem,
                                      ::$proto_ns$::Arena* arena);
           static constexpr auto InternalNewImpl_();
-          static const $pbi$::ClassDataFull _class_data_;
         };
+        $dllexport_decl $extern const $pbi$::ClassDataFull $classname$_class_data_;
       )cc");
 }
 
@@ -2042,11 +2044,7 @@ void MessageGenerator::GenerateClassDefinition(io::Printer* p) {
           )cc");
         }},
        {"decl_impl", [&] { GenerateImplDefinition(p); }},
-       {"classdata_type",
-        HasDescriptorMethods(descriptor_->file(), options_)
-            ? "ClassDataFull"
-            : absl::StrFormat("ClassDataLite<%d>",
-                              descriptor_->full_name().size() + 1)},
+       {"classdata_type", ClassDataType(descriptor_, options_)},
        {"split_friend",
         [&] {
           if (!ShouldSplit(descriptor_, options_)) return;
@@ -2174,9 +2172,14 @@ void MessageGenerator::GenerateClassDefinition(io::Printer* p) {
           static void* PlacementNew_(const void*, void* mem,
                                      ::$proto_ns$::Arena* arena);
           static constexpr auto InternalNewImpl_();
-          static const $pbi$::$classdata_type$ _class_data_;
 
          public:
+          //~ We need this in the public section to call it from the initializer
+          //~ of T_class_data_. However, since it is `constexpr` and has an
+          //~ `auto` return type it is not callable from outside the .pb.cc
+          //~ without a definition so it is effectively private.
+          static constexpr auto InternalGenerateClassData_();
+
           $get_metadata$;
           $decl_split_methods$;
           // nested types ----------------------------------------------------
@@ -2210,6 +2213,8 @@ void MessageGenerator::GenerateClassDefinition(io::Printer* p) {
           //~ order to construct the offsets of all members.
           friend struct ::$tablename$;
         };
+
+        $dllexport_decl $extern const $pbi$::$classdata_type$ $classname$_class_data_;
       )cc");
 }  // NOLINT(readability/fn_size)
 
@@ -2290,9 +2295,10 @@ void MessageGenerator::GenerateClassMethods(io::Printer* p) {
              {"class_data", [&] { GenerateClassData(p); }}},
             R"cc(
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-              $classname$::$classname$() : SuperType(_class_data_.base()) {}
+              $classname$::$classname$()
+                  : SuperType($classname$_class_data_.base()) {}
               $classname$::$classname$(::$proto_ns$::Arena* arena)
-                  : SuperType(arena, _class_data_.base()) {}
+                  : SuperType(arena, $classname$_class_data_.base()) {}
 #else   // PROTOBUF_CUSTOM_VTABLE
               $classname$::$classname$() : SuperType() {}
               $classname$::$classname$(::$proto_ns$::Arena* arena) : SuperType(arena) {}
@@ -3007,7 +3013,7 @@ void MessageGenerator::GenerateConstexprConstructor(io::Printer* p) {
               template <typename>
               $constexpr$ $classname$::$classname$(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-                  : $base$(_class_data_.base()){}
+                  : $base$($classname$_class_data_.base()){}
 #else   // PROTOBUF_CUSTOM_VTABLE
                   : $base$() {
               }
@@ -3034,7 +3040,7 @@ void MessageGenerator::GenerateConstexprConstructor(io::Printer* p) {
         template <typename>
         $constexpr$ $classname$::$classname$(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-            : $superclass$(_class_data_.base()),
+            : $superclass$($classname$_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
             : $superclass$(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -3302,7 +3308,7 @@ void MessageGenerator::GenerateArenaEnabledCopyConstructor(io::Printer* p) {
                 //~ force alignment
                 const $classname$& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-                : $superclass$(arena, _class_data_.base()) {
+                : $superclass$(arena, $classname$_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
                 : $superclass$(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -3352,7 +3358,7 @@ void MessageGenerator::GenerateStructors(io::Printer* p) {
       R"cc(
         $classname$::$classname$(::$proto_ns$::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-            : $superclass$(arena, _class_data_.base()) {
+            : $superclass$(arena, $classname$_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
             : $superclass$(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -4050,33 +4056,39 @@ void MessageGenerator::GenerateClassData(io::Printer* p) {
              }},
         },
         R"cc(
-          PROTOBUF_CONSTINIT
-          PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-          const $pbi$::ClassDataFull $classname$::_class_data_ = {
-              $pbi$::ClassData{
-                  $default_instance$,
-                  &_table_.header,
-                  $on_demand_register_arena_dtor$,
-                  $is_initialized$,
-                  &$classname$::MergeImpl,
-                  $superclass$::GetNewImpl<$classname$>(),
+          constexpr auto $classname$::InternalGenerateClassData_() {
+            return $pbi$::ClassDataFull{
+                $pbi$::ClassData{
+                    $default_instance$,
+                    &_table_.header,
+                    $on_demand_register_arena_dtor$,
+                    $is_initialized$,
+                    &$classname$::MergeImpl,
+                    $superclass$::GetNewImpl<$classname$>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-                  &$classname$::SharedDtor,
-                  $custom_vtable_methods$,
+                    &$classname$::SharedDtor,
+                    $custom_vtable_methods$,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-                  PROTOBUF_FIELD_OFFSET($classname$, $cached_size$),
-                  false,
-                  $v2_msg_table$,
-              },
-              &$classname$::kDescriptorMethods,
-              &$desc_table$,
-              $tracker_on_get_metadata$,
-          };
+                    PROTOBUF_FIELD_OFFSET($classname$, $cached_size$),
+                    false,
+                    $v2_msg_table$,
+                },
+                &$classname$::kDescriptorMethods,
+                &$desc_table$,
+                $tracker_on_get_metadata$,
+            };
+          }
+
+          PROTOBUF_CONSTINIT$ dllexport_decl$
+              PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const $pbi$::ClassDataFull
+                  $classname$_class_data_ =
+                      $classname$::InternalGenerateClassData_();
+
           const $pbi$::ClassData* $classname$::GetClassData() const {
             $pin_weak_descriptor$;
-            $pbi$::PrefetchToLocalCache(&_class_data_);
-            $pbi$::PrefetchToLocalCache(_class_data_.tc_table);
-            return _class_data_.base();
+            $pbi$::PrefetchToLocalCache(&$classname$_class_data_);
+            $pbi$::PrefetchToLocalCache($classname$_class_data_.tc_table);
+            return $classname$_class_data_.base();
           }
         )cc");
   } else {
@@ -4091,28 +4103,34 @@ void MessageGenerator::GenerateClassData(io::Printer* p) {
              }},
         },
         R"cc(
-          PROTOBUF_CONSTINIT
-          PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-          const $pbi$::ClassDataLite<$type_size$> $classname$::_class_data_ = {
-              {
-                  $default_instance$,
-                  &_table_.header,
-                  $on_demand_register_arena_dtor$,
-                  $is_initialized$,
-                  &$classname$::MergeImpl,
-                  $superclass$::GetNewImpl<$classname$>(),
+          constexpr auto $classname$::InternalGenerateClassData_() {
+            return $pbi$::ClassDataLite<$type_size$>{
+                {
+                    $default_instance$,
+                    &_table_.header,
+                    $on_demand_register_arena_dtor$,
+                    $is_initialized$,
+                    &$classname$::MergeImpl,
+                    $superclass$::GetNewImpl<$classname$>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-                  &$classname$::SharedDtor,
-                  $custom_vtable_methods$,
+                    &$classname$::SharedDtor,
+                    $custom_vtable_methods$,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-                  PROTOBUF_FIELD_OFFSET($classname$, $cached_size$),
-                  true,
-                  $v2_msg_table$,
-              },
-              "$full_name$",
-          };
+                    PROTOBUF_FIELD_OFFSET($classname$, $cached_size$),
+                    true,
+                    $v2_msg_table$,
+                },
+                "$full_name$",
+            };
+          }
+
+          PROTOBUF_CONSTINIT
+          PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
+          const $pbi$::ClassDataLite<$type_size$> $classname$_class_data_ =
+              $classname$::InternalGenerateClassData_();
+
           const $pbi$::ClassData* $classname$::GetClassData() const {
-            return _class_data_.base();
+            return $classname$_class_data_.base();
           }
         )cc");
   }
diff --git a/src/google/protobuf/compiler/cpp/parse_function_generator.cc b/src/google/protobuf/compiler/cpp/parse_function_generator.cc
index d0a1731ddf..94e12529a0 100644
--- a/src/google/protobuf/compiler/cpp/parse_function_generator.cc
+++ b/src/google/protobuf/compiler/cpp/parse_function_generator.cc
@@ -313,7 +313,7 @@ void ParseFunctionGenerator::GenerateTailCallTable(io::Printer* printer) {
       } else {
         format("offsetof(decltype(_table_), aux_entries),\n");
       }
-      format("_class_data_.base(),\n");
+      format("$classname$_class_data_.base(),\n");
       if (NeedsPostLoopHandler(descriptor_, options_)) {
         printer->Emit(R"cc(
           &$classname$::PostLoopHandler,
diff --git a/src/google/protobuf/compiler/java/java_features.pb.cc b/src/google/protobuf/compiler/java/java_features.pb.cc
index 38b6628caa..0d57f65276 100644
--- a/src/google/protobuf/compiler/java/java_features.pb.cc
+++ b/src/google/protobuf/compiler/java/java_features.pb.cc
@@ -35,7 +35,7 @@ inline constexpr JavaFeatures::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR JavaFeatures::JavaFeatures(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(JavaFeatures_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -158,7 +158,7 @@ class JavaFeatures::_Internal {
 
 JavaFeatures::JavaFeatures(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, JavaFeatures_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -203,32 +203,38 @@ constexpr auto JavaFeatures::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(JavaFeatures),
                                             alignof(JavaFeatures));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull JavaFeatures::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_JavaFeatures_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &JavaFeatures::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<JavaFeatures>(),
+constexpr auto JavaFeatures::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_JavaFeatures_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &JavaFeatures::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<JavaFeatures>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &JavaFeatures::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<JavaFeatures>(), &JavaFeatures::ByteSizeLong,
-            &JavaFeatures::_InternalSerialize,
+          &JavaFeatures::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<JavaFeatures>(), &JavaFeatures::ByteSizeLong,
+              &JavaFeatures::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_._cached_size_),
-        false,
-    },
-    &JavaFeatures::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_._cached_size_),
+          false,
+      },
+      &JavaFeatures::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        JavaFeatures_class_data_ =
+            JavaFeatures::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* JavaFeatures::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&JavaFeatures_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(JavaFeatures_class_data_.tc_table);
+  return JavaFeatures_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<1, 2, 1, 0, 2> JavaFeatures::_table_ = {
@@ -242,7 +248,7 @@ const ::_pbi::TcParseTable<1, 2, 1, 0, 2> JavaFeatures::_table_ = {
     2,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    JavaFeatures_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
diff --git a/src/google/protobuf/compiler/java/java_features.pb.h b/src/google/protobuf/compiler/java/java_features.pb.h
index a06c392e0b..c1a329c21a 100644
--- a/src/google/protobuf/compiler/java/java_features.pb.h
+++ b/src/google/protobuf/compiler/java/java_features.pb.h
@@ -57,6 +57,7 @@ namespace pb {
 class JavaFeatures;
 struct JavaFeaturesDefaultTypeInternal;
 PROTOC_EXPORT extern JavaFeaturesDefaultTypeInternal _JavaFeatures_default_instance_;
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull JavaFeatures_class_data_;
 }  // namespace pb
 namespace google {
 namespace protobuf {
@@ -239,9 +240,10 @@ class PROTOC_EXPORT JavaFeatures final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Utf8Validation = JavaFeatures_Utf8Validation;
@@ -325,6 +327,8 @@ class PROTOC_EXPORT JavaFeatures final
   friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto;
 };
 
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull JavaFeatures_class_data_;
+
 // ===================================================================
 
 
diff --git a/src/google/protobuf/compiler/plugin.pb.cc b/src/google/protobuf/compiler/plugin.pb.cc
index 846cc08ae7..e09089c436 100644
--- a/src/google/protobuf/compiler/plugin.pb.cc
+++ b/src/google/protobuf/compiler/plugin.pb.cc
@@ -41,7 +41,7 @@ inline constexpr Version::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR Version::Version(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(Version_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -75,7 +75,7 @@ inline constexpr CodeGeneratorResponse_File::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR CodeGeneratorResponse_File::CodeGeneratorResponse_File(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(CodeGeneratorResponse_File_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -106,7 +106,7 @@ inline constexpr CodeGeneratorResponse::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR CodeGeneratorResponse::CodeGeneratorResponse(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(CodeGeneratorResponse_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -137,7 +137,7 @@ inline constexpr CodeGeneratorRequest::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR CodeGeneratorRequest::CodeGeneratorRequest(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(CodeGeneratorRequest_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -329,7 +329,7 @@ class Version::_Internal {
 
 Version::Version(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, Version_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -347,7 +347,7 @@ Version::Version(
     ::google::protobuf::Arena* arena,
     const Version& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, Version_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -401,32 +401,38 @@ constexpr auto Version::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(Version),
                                             alignof(Version));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull Version::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_Version_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &Version::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<Version>(),
+constexpr auto Version::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_Version_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &Version::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<Version>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &Version::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<Version>(), &Version::ByteSizeLong,
-            &Version::_InternalSerialize,
+          &Version::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<Version>(), &Version::ByteSizeLong,
+              &Version::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(Version, _impl_._cached_size_),
-        false,
-    },
-    &Version::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(Version, _impl_._cached_size_),
+          false,
+      },
+      &Version::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        Version_class_data_ =
+            Version::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* Version::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&Version_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(Version_class_data_.tc_table);
+  return Version_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<2, 4, 0, 47, 2> Version::_table_ = {
@@ -440,7 +446,7 @@ const ::_pbi::TcParseTable<2, 4, 0, 47, 2> Version::_table_ = {
     4,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    Version_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -672,7 +678,7 @@ void CodeGeneratorRequest::clear_source_file_descriptors() {
 }
 CodeGeneratorRequest::CodeGeneratorRequest(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorRequest_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -693,7 +699,7 @@ CodeGeneratorRequest::CodeGeneratorRequest(
     ::google::protobuf::Arena* arena,
     const CodeGeneratorRequest& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorRequest_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -763,32 +769,38 @@ constexpr auto CodeGeneratorRequest::InternalNewImpl_() {
                                  alignof(CodeGeneratorRequest));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull CodeGeneratorRequest::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_CodeGeneratorRequest_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        CodeGeneratorRequest::IsInitializedImpl,
-        &CodeGeneratorRequest::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<CodeGeneratorRequest>(),
+constexpr auto CodeGeneratorRequest::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_CodeGeneratorRequest_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          CodeGeneratorRequest::IsInitializedImpl,
+          &CodeGeneratorRequest::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<CodeGeneratorRequest>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &CodeGeneratorRequest::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<CodeGeneratorRequest>(), &CodeGeneratorRequest::ByteSizeLong,
-            &CodeGeneratorRequest::_InternalSerialize,
+          &CodeGeneratorRequest::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<CodeGeneratorRequest>(), &CodeGeneratorRequest::ByteSizeLong,
+              &CodeGeneratorRequest::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(CodeGeneratorRequest, _impl_._cached_size_),
-        false,
-    },
-    &CodeGeneratorRequest::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(CodeGeneratorRequest, _impl_._cached_size_),
+          false,
+      },
+      &CodeGeneratorRequest::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        CodeGeneratorRequest_class_data_ =
+            CodeGeneratorRequest::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* CodeGeneratorRequest::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&CodeGeneratorRequest_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(CodeGeneratorRequest_class_data_.tc_table);
+  return CodeGeneratorRequest_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<3, 5, 3, 79, 2> CodeGeneratorRequest::_table_ = {
@@ -802,7 +814,7 @@ const ::_pbi::TcParseTable<3, 5, 3, 79, 2> CodeGeneratorRequest::_table_ = {
     5,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    CodeGeneratorRequest_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -1089,7 +1101,7 @@ void CodeGeneratorResponse_File::clear_generated_code_info() {
 }
 CodeGeneratorResponse_File::CodeGeneratorResponse_File(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorResponse_File_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1109,7 +1121,7 @@ CodeGeneratorResponse_File::CodeGeneratorResponse_File(
     ::google::protobuf::Arena* arena,
     const CodeGeneratorResponse_File& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorResponse_File_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1160,32 +1172,38 @@ constexpr auto CodeGeneratorResponse_File::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(CodeGeneratorResponse_File),
                                             alignof(CodeGeneratorResponse_File));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse_File::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_CodeGeneratorResponse_File_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &CodeGeneratorResponse_File::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<CodeGeneratorResponse_File>(),
+constexpr auto CodeGeneratorResponse_File::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_CodeGeneratorResponse_File_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &CodeGeneratorResponse_File::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<CodeGeneratorResponse_File>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &CodeGeneratorResponse_File::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<CodeGeneratorResponse_File>(), &CodeGeneratorResponse_File::ByteSizeLong,
-            &CodeGeneratorResponse_File::_InternalSerialize,
+          &CodeGeneratorResponse_File::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<CodeGeneratorResponse_File>(), &CodeGeneratorResponse_File::ByteSizeLong,
+              &CodeGeneratorResponse_File::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(CodeGeneratorResponse_File, _impl_._cached_size_),
-        false,
-    },
-    &CodeGeneratorResponse_File::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(CodeGeneratorResponse_File, _impl_._cached_size_),
+          false,
+      },
+      &CodeGeneratorResponse_File::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        CodeGeneratorResponse_File_class_data_ =
+            CodeGeneratorResponse_File::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* CodeGeneratorResponse_File::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&CodeGeneratorResponse_File_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(CodeGeneratorResponse_File_class_data_.tc_table);
+  return CodeGeneratorResponse_File_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<2, 4, 1, 86, 2> CodeGeneratorResponse_File::_table_ = {
@@ -1199,7 +1217,7 @@ const ::_pbi::TcParseTable<2, 4, 1, 86, 2> CodeGeneratorResponse_File::_table_ =
     4,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    CodeGeneratorResponse_File_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -1438,7 +1456,7 @@ class CodeGeneratorResponse::_Internal {
 
 CodeGeneratorResponse::CodeGeneratorResponse(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorResponse_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1457,7 +1475,7 @@ CodeGeneratorResponse::CodeGeneratorResponse(
     ::google::protobuf::Arena* arena,
     const CodeGeneratorResponse& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CodeGeneratorResponse_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1524,32 +1542,38 @@ constexpr auto CodeGeneratorResponse::InternalNewImpl_() {
                                  alignof(CodeGeneratorResponse));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_CodeGeneratorResponse_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &CodeGeneratorResponse::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<CodeGeneratorResponse>(),
+constexpr auto CodeGeneratorResponse::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_CodeGeneratorResponse_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &CodeGeneratorResponse::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<CodeGeneratorResponse>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &CodeGeneratorResponse::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<CodeGeneratorResponse>(), &CodeGeneratorResponse::ByteSizeLong,
-            &CodeGeneratorResponse::_InternalSerialize,
+          &CodeGeneratorResponse::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<CodeGeneratorResponse>(), &CodeGeneratorResponse::ByteSizeLong,
+              &CodeGeneratorResponse::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(CodeGeneratorResponse, _impl_._cached_size_),
-        false,
-    },
-    &CodeGeneratorResponse::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(CodeGeneratorResponse, _impl_._cached_size_),
+          false,
+      },
+      &CodeGeneratorResponse::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fplugin_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        CodeGeneratorResponse_class_data_ =
+            CodeGeneratorResponse::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* CodeGeneratorResponse::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&CodeGeneratorResponse_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(CodeGeneratorResponse_class_data_.tc_table);
+  return CodeGeneratorResponse_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<3, 5, 1, 60, 2> CodeGeneratorResponse::_table_ = {
@@ -1563,7 +1587,7 @@ const ::_pbi::TcParseTable<3, 5, 1, 60, 2> CodeGeneratorResponse::_table_ = {
     5,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    CodeGeneratorResponse_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
diff --git a/src/google/protobuf/compiler/plugin.pb.h b/src/google/protobuf/compiler/plugin.pb.h
index 402b17e2b4..8390c9a880 100644
--- a/src/google/protobuf/compiler/plugin.pb.h
+++ b/src/google/protobuf/compiler/plugin.pb.h
@@ -65,15 +65,19 @@ namespace compiler {
 class CodeGeneratorRequest;
 struct CodeGeneratorRequestDefaultTypeInternal;
 PROTOC_EXPORT extern CodeGeneratorRequestDefaultTypeInternal _CodeGeneratorRequest_default_instance_;
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorRequest_class_data_;
 class CodeGeneratorResponse;
 struct CodeGeneratorResponseDefaultTypeInternal;
 PROTOC_EXPORT extern CodeGeneratorResponseDefaultTypeInternal _CodeGeneratorResponse_default_instance_;
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse_class_data_;
 class CodeGeneratorResponse_File;
 struct CodeGeneratorResponse_FileDefaultTypeInternal;
 PROTOC_EXPORT extern CodeGeneratorResponse_FileDefaultTypeInternal _CodeGeneratorResponse_File_default_instance_;
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse_File_class_data_;
 class Version;
 struct VersionDefaultTypeInternal;
 PROTOC_EXPORT extern VersionDefaultTypeInternal _Version_default_instance_;
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull Version_class_data_;
 }  // namespace compiler
 }  // namespace protobuf
 }  // namespace google
@@ -256,9 +260,10 @@ class PROTOC_EXPORT Version final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -353,6 +358,8 @@ class PROTOC_EXPORT Version final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fplugin_2eproto;
 };
+
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull Version_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOC_EXPORT CodeGeneratorResponse_File final
@@ -494,9 +501,10 @@ class PROTOC_EXPORT CodeGeneratorResponse_File final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -607,6 +615,8 @@ class PROTOC_EXPORT CodeGeneratorResponse_File final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fplugin_2eproto;
 };
+
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse_File_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOC_EXPORT CodeGeneratorResponse final
@@ -748,9 +758,10 @@ class PROTOC_EXPORT CodeGeneratorResponse final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using File = CodeGeneratorResponse_File;
@@ -885,6 +896,8 @@ class PROTOC_EXPORT CodeGeneratorResponse final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fplugin_2eproto;
 };
+
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorResponse_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOC_EXPORT CodeGeneratorRequest final
@@ -1031,9 +1044,10 @@ class PROTOC_EXPORT CodeGeneratorRequest final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -1169,6 +1183,8 @@ class PROTOC_EXPORT CodeGeneratorRequest final
   friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fplugin_2eproto;
 };
 
+PROTOC_EXPORT extern const ::google::protobuf::internal::ClassDataFull CodeGeneratorRequest_class_data_;
+
 // ===================================================================
 
 
diff --git a/src/google/protobuf/cpp_features.pb.cc b/src/google/protobuf/cpp_features.pb.cc
index fb75bfe8b6..aaf2dd6c66 100644
--- a/src/google/protobuf/cpp_features.pb.cc
+++ b/src/google/protobuf/cpp_features.pb.cc
@@ -36,7 +36,7 @@ inline constexpr CppFeatures::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR CppFeatures::CppFeatures(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(CppFeatures_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -158,7 +158,7 @@ class CppFeatures::_Internal {
 
 CppFeatures::CppFeatures(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, CppFeatures_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -203,32 +203,38 @@ constexpr auto CppFeatures::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(CppFeatures),
                                             alignof(CppFeatures));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull CppFeatures::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_CppFeatures_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &CppFeatures::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<CppFeatures>(),
+constexpr auto CppFeatures::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_CppFeatures_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &CppFeatures::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<CppFeatures>(),
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-        &CppFeatures::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<CppFeatures>(), &CppFeatures::ByteSizeLong,
-            &CppFeatures::_InternalSerialize,
+          &CppFeatures::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<CppFeatures>(), &CppFeatures::ByteSizeLong,
+              &CppFeatures::_InternalSerialize,
 #endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(CppFeatures, _impl_._cached_size_),
-        false,
-    },
-    &CppFeatures::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fcpp_5ffeatures_2eproto,
-    nullptr,  // tracker
-};
+          PROTOBUF_FIELD_OFFSET(CppFeatures, _impl_._cached_size_),
+          false,
+      },
+      &CppFeatures::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fcpp_5ffeatures_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        CppFeatures_class_data_ =
+            CppFeatures::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* CppFeatures::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&CppFeatures_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(CppFeatures_class_data_.tc_table);
+  return CppFeatures_class_data_.base();
 }
 PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
 const ::_pbi::TcParseTable<2, 3, 1, 0, 2> CppFeatures::_table_ = {
@@ -242,7 +248,7 @@ const ::_pbi::TcParseTable<2, 3, 1, 0, 2> CppFeatures::_table_ = {
     3,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    CppFeatures_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
diff --git a/src/google/protobuf/cpp_features.pb.h b/src/google/protobuf/cpp_features.pb.h
index bd86f50a71..e2ecacf02a 100644
--- a/src/google/protobuf/cpp_features.pb.h
+++ b/src/google/protobuf/cpp_features.pb.h
@@ -57,6 +57,7 @@ namespace pb {
 class CppFeatures;
 struct CppFeaturesDefaultTypeInternal;
 PROTOBUF_EXPORT extern CppFeaturesDefaultTypeInternal _CppFeatures_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull CppFeatures_class_data_;
 }  // namespace pb
 namespace google {
 namespace protobuf {
@@ -240,9 +241,10 @@ class PROTOBUF_EXPORT CppFeatures final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using StringType = CppFeatures_StringType;
@@ -340,6 +342,8 @@ class PROTOBUF_EXPORT CppFeatures final
   friend struct ::TableStruct_google_2fprotobuf_2fcpp_5ffeatures_2eproto;
 };
 
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull CppFeatures_class_data_;
+
 // ===================================================================
 
 
diff --git a/src/google/protobuf/descriptor.pb.cc b/src/google/protobuf/descriptor.pb.cc
index eacf4ba5ff..db30e9a460 100644
--- a/src/google/protobuf/descriptor.pb.cc
+++ b/src/google/protobuf/descriptor.pb.cc
@@ -38,7 +38,7 @@ inline constexpr UninterpretedOption_NamePart::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR UninterpretedOption_NamePart::UninterpretedOption_NamePart(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(UninterpretedOption_NamePart_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -78,7 +78,7 @@ inline constexpr SourceCodeInfo_Location::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR SourceCodeInfo_Location::SourceCodeInfo_Location(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(SourceCodeInfo_Location_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -115,7 +115,7 @@ inline constexpr GeneratedCodeInfo_Annotation::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR GeneratedCodeInfo_Annotation::GeneratedCodeInfo_Annotation(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(GeneratedCodeInfo_Annotation_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -150,7 +150,7 @@ inline constexpr FieldOptions_FeatureSupport::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FieldOptions_FeatureSupport::FieldOptions_FeatureSupport(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FieldOptions_FeatureSupport_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -183,7 +183,7 @@ inline constexpr FieldOptions_EditionDefault::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FieldOptions_EditionDefault::FieldOptions_EditionDefault(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FieldOptions_EditionDefault_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -218,7 +218,7 @@ inline constexpr FeatureSet::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FeatureSet::FeatureSet(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FeatureSet_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -256,7 +256,7 @@ inline constexpr ExtensionRangeOptions_Declaration::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR ExtensionRangeOptions_Declaration::ExtensionRangeOptions_Declaration(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(ExtensionRangeOptions_Declaration_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -287,7 +287,7 @@ inline constexpr EnumDescriptorProto_EnumReservedRange::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR EnumDescriptorProto_EnumReservedRange::EnumDescriptorProto_EnumReservedRange(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(EnumDescriptorProto_EnumReservedRange_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -318,7 +318,7 @@ inline constexpr DescriptorProto_ReservedRange::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR DescriptorProto_ReservedRange::DescriptorProto_ReservedRange(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(DescriptorProto_ReservedRange_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -360,7 +360,7 @@ inline constexpr UninterpretedOption::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR UninterpretedOption::UninterpretedOption(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(UninterpretedOption_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -390,7 +390,7 @@ inline constexpr SourceCodeInfo::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR SourceCodeInfo::SourceCodeInfo(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(SourceCodeInfo_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -420,7 +420,7 @@ inline constexpr GeneratedCodeInfo::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR GeneratedCodeInfo::GeneratedCodeInfo(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(GeneratedCodeInfo_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -452,7 +452,7 @@ inline constexpr FeatureSetDefaults_FeatureSetEditionDefault::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FeatureSetDefaults_FeatureSetEditionDefault::FeatureSetDefaults_FeatureSetEditionDefault(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FeatureSetDefaults_FeatureSetEditionDefault_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -484,7 +484,7 @@ inline constexpr ServiceOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR ServiceOptions::ServiceOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(ServiceOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -515,7 +515,7 @@ inline constexpr OneofOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR OneofOptions::OneofOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(OneofOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -548,7 +548,7 @@ inline constexpr MethodOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR MethodOptions::MethodOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(MethodOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -584,7 +584,7 @@ inline constexpr MessageOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR MessageOptions::MessageOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(MessageOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -654,7 +654,7 @@ inline constexpr FileOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FileOptions::FileOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FileOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -697,7 +697,7 @@ inline constexpr FieldOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FieldOptions::FieldOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FieldOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -729,7 +729,7 @@ inline constexpr FeatureSetDefaults::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FeatureSetDefaults::FeatureSetDefaults(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FeatureSetDefaults_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -762,7 +762,7 @@ inline constexpr ExtensionRangeOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR ExtensionRangeOptions::ExtensionRangeOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(ExtensionRangeOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -796,7 +796,7 @@ inline constexpr EnumValueOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR EnumValueOptions::EnumValueOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(EnumValueOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -830,7 +830,7 @@ inline constexpr EnumOptions::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR EnumOptions::EnumOptions(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(EnumOptions_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -863,7 +863,7 @@ inline constexpr OneofDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR OneofDescriptorProto::OneofDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(OneofDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -904,7 +904,7 @@ inline constexpr MethodDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR MethodDescriptorProto::MethodDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(MethodDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -954,7 +954,7 @@ inline constexpr FieldDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FieldDescriptorProto::FieldDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FieldDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -988,7 +988,7 @@ inline constexpr EnumValueDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR EnumValueDescriptorProto::EnumValueDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(EnumValueDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1020,7 +1020,7 @@ inline constexpr DescriptorProto_ExtensionRange::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR DescriptorProto_ExtensionRange::DescriptorProto_ExtensionRange(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(DescriptorProto_ExtensionRange_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1054,7 +1054,7 @@ inline constexpr ServiceDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR ServiceDescriptorProto::ServiceDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(ServiceDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1090,7 +1090,7 @@ inline constexpr EnumDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR EnumDescriptorProto::EnumDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(EnumDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1131,7 +1131,7 @@ inline constexpr DescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR DescriptorProto::DescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(DescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1179,7 +1179,7 @@ inline constexpr FileDescriptorProto::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FileDescriptorProto::FileDescriptorProto(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FileDescriptorProto_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -1209,7 +1209,7 @@ inline constexpr FileDescriptorSet::Impl_::Impl_(
 template <typename>
 PROTOBUF_CONSTEXPR FileDescriptorSet::FileDescriptorSet(::_pbi::ConstantInitialized)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(_class_data_.base()),
+    : ::google::protobuf::Message(FileDescriptorSet_class_data_.base()),
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(),
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -2608,7 +2608,7 @@ class FileDescriptorSet::_Internal {
 
 FileDescriptorSet::FileDescriptorSet(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileDescriptorSet_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -2625,7 +2625,7 @@ FileDescriptorSet::FileDescriptorSet(
     ::google::protobuf::Arena* arena,
     const FileDescriptorSet& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileDescriptorSet_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -2677,32 +2677,38 @@ constexpr auto FileDescriptorSet::InternalNewImpl_() {
                                  alignof(FileDescriptorSet));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FileDescriptorSet::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FileDescriptorSet_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FileDescriptorSet::IsInitializedImpl,
-        &FileDescriptorSet::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FileDescriptorSet>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FileDescriptorSet::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FileDescriptorSet>(), &FileDescriptorSet::ByteSizeLong,
-            &FileDescriptorSet::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FileDescriptorSet, _impl_._cached_size_),
-        false,
-    },
-    &FileDescriptorSet::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FileDescriptorSet::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FileDescriptorSet_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FileDescriptorSet::IsInitializedImpl,
+          &FileDescriptorSet::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FileDescriptorSet>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FileDescriptorSet::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FileDescriptorSet>(), &FileDescriptorSet::ByteSizeLong,
+              &FileDescriptorSet::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FileDescriptorSet, _impl_._cached_size_),
+          false,
+      },
+      &FileDescriptorSet::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FileDescriptorSet_class_data_ =
+            FileDescriptorSet::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FileDescriptorSet::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FileDescriptorSet_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FileDescriptorSet_class_data_.tc_table);
+  return FileDescriptorSet_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> FileDescriptorSet::_table_ = {
   {
@@ -2715,7 +2721,7 @@ constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> FileDescriptorSet::_table_ = {
     1,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FileDescriptorSet_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -2860,7 +2866,7 @@ class FileDescriptorProto::_Internal {
 
 FileDescriptorProto::FileDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -2887,7 +2893,7 @@ FileDescriptorProto::FileDescriptorProto(
     ::google::protobuf::Arena* arena,
     const FileDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -2991,32 +2997,38 @@ constexpr auto FileDescriptorProto::InternalNewImpl_() {
                                  alignof(FileDescriptorProto));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FileDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FileDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FileDescriptorProto::IsInitializedImpl,
-        &FileDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FileDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FileDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FileDescriptorProto>(), &FileDescriptorProto::ByteSizeLong,
-            &FileDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FileDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &FileDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FileDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FileDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FileDescriptorProto::IsInitializedImpl,
+          &FileDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FileDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FileDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FileDescriptorProto>(), &FileDescriptorProto::ByteSizeLong,
+              &FileDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FileDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &FileDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FileDescriptorProto_class_data_ =
+            FileDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FileDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FileDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FileDescriptorProto_class_data_.tc_table);
+  return FileDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<4, 13, 7, 79, 2> FileDescriptorProto::_table_ = {
   {
@@ -3029,7 +3041,7 @@ constexpr ::_pbi::TcParseTable<4, 13, 7, 79, 2> FileDescriptorProto::_table_ = {
     13,  // num_field_entries
     7,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FileDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -3540,7 +3552,7 @@ class DescriptorProto_ExtensionRange::_Internal {
 
 DescriptorProto_ExtensionRange::DescriptorProto_ExtensionRange(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, DescriptorProto_ExtensionRange_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -3557,7 +3569,7 @@ DescriptorProto_ExtensionRange::DescriptorProto_ExtensionRange(
     ::google::protobuf::Arena* arena,
     const DescriptorProto_ExtensionRange& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, DescriptorProto_ExtensionRange_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -3614,32 +3626,38 @@ constexpr auto DescriptorProto_ExtensionRange::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(DescriptorProto_ExtensionRange),
                                             alignof(DescriptorProto_ExtensionRange));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull DescriptorProto_ExtensionRange::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_DescriptorProto_ExtensionRange_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        DescriptorProto_ExtensionRange::IsInitializedImpl,
-        &DescriptorProto_ExtensionRange::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<DescriptorProto_ExtensionRange>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &DescriptorProto_ExtensionRange::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<DescriptorProto_ExtensionRange>(), &DescriptorProto_ExtensionRange::ByteSizeLong,
-            &DescriptorProto_ExtensionRange::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(DescriptorProto_ExtensionRange, _impl_._cached_size_),
-        false,
-    },
-    &DescriptorProto_ExtensionRange::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto DescriptorProto_ExtensionRange::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_DescriptorProto_ExtensionRange_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          DescriptorProto_ExtensionRange::IsInitializedImpl,
+          &DescriptorProto_ExtensionRange::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<DescriptorProto_ExtensionRange>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &DescriptorProto_ExtensionRange::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<DescriptorProto_ExtensionRange>(), &DescriptorProto_ExtensionRange::ByteSizeLong,
+              &DescriptorProto_ExtensionRange::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(DescriptorProto_ExtensionRange, _impl_._cached_size_),
+          false,
+      },
+      &DescriptorProto_ExtensionRange::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        DescriptorProto_ExtensionRange_class_data_ =
+            DescriptorProto_ExtensionRange::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* DescriptorProto_ExtensionRange::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&DescriptorProto_ExtensionRange_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(DescriptorProto_ExtensionRange_class_data_.tc_table);
+  return DescriptorProto_ExtensionRange_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 3, 1, 0, 2> DescriptorProto_ExtensionRange::_table_ = {
   {
@@ -3652,7 +3670,7 @@ constexpr ::_pbi::TcParseTable<2, 3, 1, 0, 2> DescriptorProto_ExtensionRange::_t
     3,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    DescriptorProto_ExtensionRange_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -3865,7 +3883,7 @@ class DescriptorProto_ReservedRange::_Internal {
 
 DescriptorProto_ReservedRange::DescriptorProto_ReservedRange(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, DescriptorProto_ReservedRange_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -3910,32 +3928,38 @@ constexpr auto DescriptorProto_ReservedRange::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(DescriptorProto_ReservedRange),
                                             alignof(DescriptorProto_ReservedRange));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull DescriptorProto_ReservedRange::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_DescriptorProto_ReservedRange_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &DescriptorProto_ReservedRange::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<DescriptorProto_ReservedRange>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &DescriptorProto_ReservedRange::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<DescriptorProto_ReservedRange>(), &DescriptorProto_ReservedRange::ByteSizeLong,
-            &DescriptorProto_ReservedRange::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(DescriptorProto_ReservedRange, _impl_._cached_size_),
-        false,
-    },
-    &DescriptorProto_ReservedRange::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto DescriptorProto_ReservedRange::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_DescriptorProto_ReservedRange_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &DescriptorProto_ReservedRange::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<DescriptorProto_ReservedRange>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &DescriptorProto_ReservedRange::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<DescriptorProto_ReservedRange>(), &DescriptorProto_ReservedRange::ByteSizeLong,
+              &DescriptorProto_ReservedRange::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(DescriptorProto_ReservedRange, _impl_._cached_size_),
+          false,
+      },
+      &DescriptorProto_ReservedRange::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        DescriptorProto_ReservedRange_class_data_ =
+            DescriptorProto_ReservedRange::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* DescriptorProto_ReservedRange::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&DescriptorProto_ReservedRange_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(DescriptorProto_ReservedRange_class_data_.tc_table);
+  return DescriptorProto_ReservedRange_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 2, 0, 0, 2> DescriptorProto_ReservedRange::_table_ = {
   {
@@ -3948,7 +3972,7 @@ constexpr ::_pbi::TcParseTable<1, 2, 0, 0, 2> DescriptorProto_ReservedRange::_ta
     2,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    DescriptorProto_ReservedRange_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -4120,7 +4144,7 @@ class DescriptorProto::_Internal {
 
 DescriptorProto::DescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, DescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -4146,7 +4170,7 @@ DescriptorProto::DescriptorProto(
     ::google::protobuf::Arena* arena,
     const DescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, DescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -4241,32 +4265,38 @@ constexpr auto DescriptorProto::InternalNewImpl_() {
                                  alignof(DescriptorProto));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull DescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_DescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        DescriptorProto::IsInitializedImpl,
-        &DescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<DescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &DescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<DescriptorProto>(), &DescriptorProto::ByteSizeLong,
-            &DescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(DescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &DescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto DescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_DescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          DescriptorProto::IsInitializedImpl,
+          &DescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<DescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &DescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<DescriptorProto>(), &DescriptorProto::ByteSizeLong,
+              &DescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(DescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &DescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        DescriptorProto_class_data_ =
+            DescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* DescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&DescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(DescriptorProto_class_data_.tc_table);
+  return DescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<4, 10, 8, 65, 2> DescriptorProto::_table_ = {
   {
@@ -4279,7 +4309,7 @@ constexpr ::_pbi::TcParseTable<4, 10, 8, 65, 2> DescriptorProto::_table_ = {
     10,  // num_field_entries
     8,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    DescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -4722,7 +4752,7 @@ class ExtensionRangeOptions_Declaration::_Internal {
 
 ExtensionRangeOptions_Declaration::ExtensionRangeOptions_Declaration(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ExtensionRangeOptions_Declaration_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -4741,7 +4771,7 @@ ExtensionRangeOptions_Declaration::ExtensionRangeOptions_Declaration(
     ::google::protobuf::Arena* arena,
     const ExtensionRangeOptions_Declaration& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ExtensionRangeOptions_Declaration_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -4797,32 +4827,38 @@ constexpr auto ExtensionRangeOptions_Declaration::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(ExtensionRangeOptions_Declaration),
                                             alignof(ExtensionRangeOptions_Declaration));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions_Declaration::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_ExtensionRangeOptions_Declaration_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &ExtensionRangeOptions_Declaration::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<ExtensionRangeOptions_Declaration>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &ExtensionRangeOptions_Declaration::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<ExtensionRangeOptions_Declaration>(), &ExtensionRangeOptions_Declaration::ByteSizeLong,
-            &ExtensionRangeOptions_Declaration::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(ExtensionRangeOptions_Declaration, _impl_._cached_size_),
-        false,
-    },
-    &ExtensionRangeOptions_Declaration::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto ExtensionRangeOptions_Declaration::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_ExtensionRangeOptions_Declaration_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &ExtensionRangeOptions_Declaration::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<ExtensionRangeOptions_Declaration>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &ExtensionRangeOptions_Declaration::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<ExtensionRangeOptions_Declaration>(), &ExtensionRangeOptions_Declaration::ByteSizeLong,
+              &ExtensionRangeOptions_Declaration::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(ExtensionRangeOptions_Declaration, _impl_._cached_size_),
+          false,
+      },
+      &ExtensionRangeOptions_Declaration::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        ExtensionRangeOptions_Declaration_class_data_ =
+            ExtensionRangeOptions_Declaration::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* ExtensionRangeOptions_Declaration::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&ExtensionRangeOptions_Declaration_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(ExtensionRangeOptions_Declaration_class_data_.tc_table);
+  return ExtensionRangeOptions_Declaration_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 0, 71, 2> ExtensionRangeOptions_Declaration::_table_ = {
   {
@@ -4835,7 +4871,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 0, 71, 2> ExtensionRangeOptions_Declaration
     5,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    ExtensionRangeOptions_Declaration_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -5089,7 +5125,7 @@ class ExtensionRangeOptions::_Internal {
 
 ExtensionRangeOptions::ExtensionRangeOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ExtensionRangeOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -5109,7 +5145,7 @@ ExtensionRangeOptions::ExtensionRangeOptions(
     ::google::protobuf::Arena* arena,
     const ExtensionRangeOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ExtensionRangeOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -5179,32 +5215,38 @@ constexpr auto ExtensionRangeOptions::InternalNewImpl_() {
                                  alignof(ExtensionRangeOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_ExtensionRangeOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        ExtensionRangeOptions::IsInitializedImpl,
-        &ExtensionRangeOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<ExtensionRangeOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &ExtensionRangeOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<ExtensionRangeOptions>(), &ExtensionRangeOptions::ByteSizeLong,
-            &ExtensionRangeOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(ExtensionRangeOptions, _impl_._cached_size_),
-        false,
-    },
-    &ExtensionRangeOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto ExtensionRangeOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_ExtensionRangeOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          ExtensionRangeOptions::IsInitializedImpl,
+          &ExtensionRangeOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<ExtensionRangeOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &ExtensionRangeOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<ExtensionRangeOptions>(), &ExtensionRangeOptions::ByteSizeLong,
+              &ExtensionRangeOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(ExtensionRangeOptions, _impl_._cached_size_),
+          false,
+      },
+      &ExtensionRangeOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        ExtensionRangeOptions_class_data_ =
+            ExtensionRangeOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* ExtensionRangeOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&ExtensionRangeOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(ExtensionRangeOptions_class_data_.tc_table);
+  return ExtensionRangeOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 4, 4, 0, 12> ExtensionRangeOptions::_table_ = {
   {
@@ -5217,7 +5259,7 @@ constexpr ::_pbi::TcParseTable<3, 4, 4, 0, 12> ExtensionRangeOptions::_table_ =
     4,  // num_field_entries
     4,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    ExtensionRangeOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -5485,7 +5527,7 @@ class FieldDescriptorProto::_Internal {
 
 FieldDescriptorProto::FieldDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -5507,7 +5549,7 @@ FieldDescriptorProto::FieldDescriptorProto(
     ::google::protobuf::Arena* arena,
     const FieldDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -5576,32 +5618,38 @@ constexpr auto FieldDescriptorProto::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(FieldDescriptorProto),
                                             alignof(FieldDescriptorProto));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FieldDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FieldDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FieldDescriptorProto::IsInitializedImpl,
-        &FieldDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FieldDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FieldDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FieldDescriptorProto>(), &FieldDescriptorProto::ByteSizeLong,
-            &FieldDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FieldDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &FieldDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FieldDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FieldDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FieldDescriptorProto::IsInitializedImpl,
+          &FieldDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FieldDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FieldDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FieldDescriptorProto>(), &FieldDescriptorProto::ByteSizeLong,
+              &FieldDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FieldDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &FieldDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FieldDescriptorProto_class_data_ =
+            FieldDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FieldDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FieldDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FieldDescriptorProto_class_data_.tc_table);
+  return FieldDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<4, 11, 3, 96, 2> FieldDescriptorProto::_table_ = {
   {
@@ -5614,7 +5662,7 @@ constexpr ::_pbi::TcParseTable<4, 11, 3, 96, 2> FieldDescriptorProto::_table_ =
     11,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FieldDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -6043,7 +6091,7 @@ class OneofDescriptorProto::_Internal {
 
 OneofDescriptorProto::OneofDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, OneofDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -6061,7 +6109,7 @@ OneofDescriptorProto::OneofDescriptorProto(
     ::google::protobuf::Arena* arena,
     const OneofDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, OneofDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -6108,32 +6156,38 @@ constexpr auto OneofDescriptorProto::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(OneofDescriptorProto),
                                             alignof(OneofDescriptorProto));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull OneofDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_OneofDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        OneofDescriptorProto::IsInitializedImpl,
-        &OneofDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<OneofDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &OneofDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<OneofDescriptorProto>(), &OneofDescriptorProto::ByteSizeLong,
-            &OneofDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(OneofDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &OneofDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto OneofDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_OneofDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          OneofDescriptorProto::IsInitializedImpl,
+          &OneofDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<OneofDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &OneofDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<OneofDescriptorProto>(), &OneofDescriptorProto::ByteSizeLong,
+              &OneofDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(OneofDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &OneofDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        OneofDescriptorProto_class_data_ =
+            OneofDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* OneofDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&OneofDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(OneofDescriptorProto_class_data_.tc_table);
+  return OneofDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 2, 1, 49, 2> OneofDescriptorProto::_table_ = {
   {
@@ -6146,7 +6200,7 @@ constexpr ::_pbi::TcParseTable<1, 2, 1, 49, 2> OneofDescriptorProto::_table_ = {
     2,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    OneofDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -6339,7 +6393,7 @@ class EnumDescriptorProto_EnumReservedRange::_Internal {
 
 EnumDescriptorProto_EnumReservedRange::EnumDescriptorProto_EnumReservedRange(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumDescriptorProto_EnumReservedRange_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -6384,32 +6438,38 @@ constexpr auto EnumDescriptorProto_EnumReservedRange::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(EnumDescriptorProto_EnumReservedRange),
                                             alignof(EnumDescriptorProto_EnumReservedRange));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto_EnumReservedRange::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_EnumDescriptorProto_EnumReservedRange_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &EnumDescriptorProto_EnumReservedRange::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<EnumDescriptorProto_EnumReservedRange>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &EnumDescriptorProto_EnumReservedRange::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<EnumDescriptorProto_EnumReservedRange>(), &EnumDescriptorProto_EnumReservedRange::ByteSizeLong,
-            &EnumDescriptorProto_EnumReservedRange::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(EnumDescriptorProto_EnumReservedRange, _impl_._cached_size_),
-        false,
-    },
-    &EnumDescriptorProto_EnumReservedRange::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto EnumDescriptorProto_EnumReservedRange::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_EnumDescriptorProto_EnumReservedRange_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &EnumDescriptorProto_EnumReservedRange::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<EnumDescriptorProto_EnumReservedRange>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &EnumDescriptorProto_EnumReservedRange::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<EnumDescriptorProto_EnumReservedRange>(), &EnumDescriptorProto_EnumReservedRange::ByteSizeLong,
+              &EnumDescriptorProto_EnumReservedRange::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(EnumDescriptorProto_EnumReservedRange, _impl_._cached_size_),
+          false,
+      },
+      &EnumDescriptorProto_EnumReservedRange::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        EnumDescriptorProto_EnumReservedRange_class_data_ =
+            EnumDescriptorProto_EnumReservedRange::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* EnumDescriptorProto_EnumReservedRange::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&EnumDescriptorProto_EnumReservedRange_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(EnumDescriptorProto_EnumReservedRange_class_data_.tc_table);
+  return EnumDescriptorProto_EnumReservedRange_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 2, 0, 0, 2> EnumDescriptorProto_EnumReservedRange::_table_ = {
   {
@@ -6422,7 +6482,7 @@ constexpr ::_pbi::TcParseTable<1, 2, 0, 0, 2> EnumDescriptorProto_EnumReservedRa
     2,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    EnumDescriptorProto_EnumReservedRange_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -6594,7 +6654,7 @@ class EnumDescriptorProto::_Internal {
 
 EnumDescriptorProto::EnumDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -6615,7 +6675,7 @@ EnumDescriptorProto::EnumDescriptorProto(
     ::google::protobuf::Arena* arena,
     const EnumDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -6685,32 +6745,38 @@ constexpr auto EnumDescriptorProto::InternalNewImpl_() {
                                  alignof(EnumDescriptorProto));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_EnumDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        EnumDescriptorProto::IsInitializedImpl,
-        &EnumDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<EnumDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &EnumDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<EnumDescriptorProto>(), &EnumDescriptorProto::ByteSizeLong,
-            &EnumDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(EnumDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &EnumDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto EnumDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_EnumDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          EnumDescriptorProto::IsInitializedImpl,
+          &EnumDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<EnumDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &EnumDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<EnumDescriptorProto>(), &EnumDescriptorProto::ByteSizeLong,
+              &EnumDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(EnumDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &EnumDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        EnumDescriptorProto_class_data_ =
+            EnumDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* EnumDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&EnumDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(EnumDescriptorProto_class_data_.tc_table);
+  return EnumDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 3, 61, 2> EnumDescriptorProto::_table_ = {
   {
@@ -6723,7 +6789,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 3, 61, 2> EnumDescriptorProto::_table_ = {
     5,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    EnumDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -7008,7 +7074,7 @@ class EnumValueDescriptorProto::_Internal {
 
 EnumValueDescriptorProto::EnumValueDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumValueDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7026,7 +7092,7 @@ EnumValueDescriptorProto::EnumValueDescriptorProto(
     ::google::protobuf::Arena* arena,
     const EnumValueDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumValueDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7079,32 +7145,38 @@ constexpr auto EnumValueDescriptorProto::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(EnumValueDescriptorProto),
                                             alignof(EnumValueDescriptorProto));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull EnumValueDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_EnumValueDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        EnumValueDescriptorProto::IsInitializedImpl,
-        &EnumValueDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<EnumValueDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &EnumValueDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<EnumValueDescriptorProto>(), &EnumValueDescriptorProto::ByteSizeLong,
-            &EnumValueDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(EnumValueDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &EnumValueDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto EnumValueDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_EnumValueDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          EnumValueDescriptorProto::IsInitializedImpl,
+          &EnumValueDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<EnumValueDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &EnumValueDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<EnumValueDescriptorProto>(), &EnumValueDescriptorProto::ByteSizeLong,
+              &EnumValueDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(EnumValueDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &EnumValueDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        EnumValueDescriptorProto_class_data_ =
+            EnumValueDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* EnumValueDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&EnumValueDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(EnumValueDescriptorProto_class_data_.tc_table);
+  return EnumValueDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 3, 1, 53, 2> EnumValueDescriptorProto::_table_ = {
   {
@@ -7117,7 +7189,7 @@ constexpr ::_pbi::TcParseTable<2, 3, 1, 53, 2> EnumValueDescriptorProto::_table_
     3,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    EnumValueDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -7338,7 +7410,7 @@ class ServiceDescriptorProto::_Internal {
 
 ServiceDescriptorProto::ServiceDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ServiceDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7357,7 +7429,7 @@ ServiceDescriptorProto::ServiceDescriptorProto(
     ::google::protobuf::Arena* arena,
     const ServiceDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ServiceDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7417,32 +7489,38 @@ constexpr auto ServiceDescriptorProto::InternalNewImpl_() {
                                  alignof(ServiceDescriptorProto));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull ServiceDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_ServiceDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        ServiceDescriptorProto::IsInitializedImpl,
-        &ServiceDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<ServiceDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &ServiceDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<ServiceDescriptorProto>(), &ServiceDescriptorProto::ByteSizeLong,
-            &ServiceDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(ServiceDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &ServiceDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto ServiceDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_ServiceDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          ServiceDescriptorProto::IsInitializedImpl,
+          &ServiceDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<ServiceDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &ServiceDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<ServiceDescriptorProto>(), &ServiceDescriptorProto::ByteSizeLong,
+              &ServiceDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(ServiceDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &ServiceDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        ServiceDescriptorProto_class_data_ =
+            ServiceDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* ServiceDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&ServiceDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(ServiceDescriptorProto_class_data_.tc_table);
+  return ServiceDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 3, 2, 51, 2> ServiceDescriptorProto::_table_ = {
   {
@@ -7455,7 +7533,7 @@ constexpr ::_pbi::TcParseTable<2, 3, 2, 51, 2> ServiceDescriptorProto::_table_ =
     3,  // num_field_entries
     2,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    ServiceDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -7682,7 +7760,7 @@ class MethodDescriptorProto::_Internal {
 
 MethodDescriptorProto::MethodDescriptorProto(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MethodDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7702,7 +7780,7 @@ MethodDescriptorProto::MethodDescriptorProto(
     ::google::protobuf::Arena* arena,
     const MethodDescriptorProto& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MethodDescriptorProto_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -7765,32 +7843,38 @@ constexpr auto MethodDescriptorProto::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(MethodDescriptorProto),
                                             alignof(MethodDescriptorProto));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull MethodDescriptorProto::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_MethodDescriptorProto_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        MethodDescriptorProto::IsInitializedImpl,
-        &MethodDescriptorProto::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<MethodDescriptorProto>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &MethodDescriptorProto::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<MethodDescriptorProto>(), &MethodDescriptorProto::ByteSizeLong,
-            &MethodDescriptorProto::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(MethodDescriptorProto, _impl_._cached_size_),
-        false,
-    },
-    &MethodDescriptorProto::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto MethodDescriptorProto::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_MethodDescriptorProto_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          MethodDescriptorProto::IsInitializedImpl,
+          &MethodDescriptorProto::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<MethodDescriptorProto>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &MethodDescriptorProto::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<MethodDescriptorProto>(), &MethodDescriptorProto::ByteSizeLong,
+              &MethodDescriptorProto::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(MethodDescriptorProto, _impl_._cached_size_),
+          false,
+      },
+      &MethodDescriptorProto::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        MethodDescriptorProto_class_data_ =
+            MethodDescriptorProto::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* MethodDescriptorProto::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&MethodDescriptorProto_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(MethodDescriptorProto_class_data_.tc_table);
+  return MethodDescriptorProto_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 6, 1, 71, 2> MethodDescriptorProto::_table_ = {
   {
@@ -7803,7 +7887,7 @@ constexpr ::_pbi::TcParseTable<3, 6, 1, 71, 2> MethodDescriptorProto::_table_ =
     6,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    MethodDescriptorProto_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -8100,7 +8184,7 @@ class FileOptions::_Internal {
 
 FileOptions::FileOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -8129,7 +8213,7 @@ FileOptions::FileOptions(
     ::google::protobuf::Arena* arena,
     const FileOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FileOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -8226,32 +8310,38 @@ constexpr auto FileOptions::InternalNewImpl_() {
                                  alignof(FileOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FileOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FileOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FileOptions::IsInitializedImpl,
-        &FileOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FileOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FileOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FileOptions>(), &FileOptions::ByteSizeLong,
-            &FileOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FileOptions, _impl_._cached_size_),
-        false,
-    },
-    &FileOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FileOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FileOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FileOptions::IsInitializedImpl,
+          &FileOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FileOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FileOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FileOptions>(), &FileOptions::ByteSizeLong,
+              &FileOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FileOptions, _impl_._cached_size_),
+          false,
+      },
+      &FileOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FileOptions_class_data_ =
+            FileOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FileOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FileOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FileOptions_class_data_.tc_table);
+  return FileOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<5, 21, 3, 202, 12> FileOptions::_table_ = {
   {
@@ -8264,7 +8354,7 @@ constexpr ::_pbi::TcParseTable<5, 21, 3, 202, 12> FileOptions::_table_ = {
     21,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FileOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -8959,7 +9049,7 @@ class MessageOptions::_Internal {
 
 MessageOptions::MessageOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MessageOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -8978,7 +9068,7 @@ MessageOptions::MessageOptions(
     ::google::protobuf::Arena* arena,
     const MessageOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MessageOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -9053,32 +9143,38 @@ constexpr auto MessageOptions::InternalNewImpl_() {
                                  alignof(MessageOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull MessageOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_MessageOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        MessageOptions::IsInitializedImpl,
-        &MessageOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<MessageOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &MessageOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<MessageOptions>(), &MessageOptions::ByteSizeLong,
-            &MessageOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(MessageOptions, _impl_._cached_size_),
-        false,
-    },
-    &MessageOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto MessageOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_MessageOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          MessageOptions::IsInitializedImpl,
+          &MessageOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<MessageOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &MessageOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<MessageOptions>(), &MessageOptions::ByteSizeLong,
+              &MessageOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(MessageOptions, _impl_._cached_size_),
+          false,
+      },
+      &MessageOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        MessageOptions_class_data_ =
+            MessageOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* MessageOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&MessageOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(MessageOptions_class_data_.tc_table);
+  return MessageOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 7, 2, 0, 7> MessageOptions::_table_ = {
   {
@@ -9091,7 +9187,7 @@ constexpr ::_pbi::TcParseTable<3, 7, 2, 0, 7> MessageOptions::_table_ = {
     7,  // num_field_entries
     2,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    MessageOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -9404,7 +9500,7 @@ class FieldOptions_EditionDefault::_Internal {
 
 FieldOptions_EditionDefault::FieldOptions_EditionDefault(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_EditionDefault_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -9422,7 +9518,7 @@ FieldOptions_EditionDefault::FieldOptions_EditionDefault(
     ::google::protobuf::Arena* arena,
     const FieldOptions_EditionDefault& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_EditionDefault_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -9465,32 +9561,38 @@ constexpr auto FieldOptions_EditionDefault::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(FieldOptions_EditionDefault),
                                             alignof(FieldOptions_EditionDefault));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FieldOptions_EditionDefault::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FieldOptions_EditionDefault_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &FieldOptions_EditionDefault::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FieldOptions_EditionDefault>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FieldOptions_EditionDefault::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FieldOptions_EditionDefault>(), &FieldOptions_EditionDefault::ByteSizeLong,
-            &FieldOptions_EditionDefault::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FieldOptions_EditionDefault, _impl_._cached_size_),
-        false,
-    },
-    &FieldOptions_EditionDefault::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FieldOptions_EditionDefault::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FieldOptions_EditionDefault_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &FieldOptions_EditionDefault::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FieldOptions_EditionDefault>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FieldOptions_EditionDefault::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FieldOptions_EditionDefault>(), &FieldOptions_EditionDefault::ByteSizeLong,
+              &FieldOptions_EditionDefault::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FieldOptions_EditionDefault, _impl_._cached_size_),
+          false,
+      },
+      &FieldOptions_EditionDefault::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FieldOptions_EditionDefault_class_data_ =
+            FieldOptions_EditionDefault::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FieldOptions_EditionDefault::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FieldOptions_EditionDefault_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FieldOptions_EditionDefault_class_data_.tc_table);
+  return FieldOptions_EditionDefault_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 2, 1, 57, 2> FieldOptions_EditionDefault::_table_ = {
   {
@@ -9503,7 +9605,7 @@ constexpr ::_pbi::TcParseTable<1, 2, 1, 57, 2> FieldOptions_EditionDefault::_tab
     2,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FieldOptions_EditionDefault_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -9676,7 +9778,7 @@ class FieldOptions_FeatureSupport::_Internal {
 
 FieldOptions_FeatureSupport::FieldOptions_FeatureSupport(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_FeatureSupport_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -9694,7 +9796,7 @@ FieldOptions_FeatureSupport::FieldOptions_FeatureSupport(
     ::google::protobuf::Arena* arena,
     const FieldOptions_FeatureSupport& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_FeatureSupport_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -9748,32 +9850,38 @@ constexpr auto FieldOptions_FeatureSupport::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(FieldOptions_FeatureSupport),
                                             alignof(FieldOptions_FeatureSupport));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FieldOptions_FeatureSupport::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FieldOptions_FeatureSupport_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &FieldOptions_FeatureSupport::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FieldOptions_FeatureSupport>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FieldOptions_FeatureSupport::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FieldOptions_FeatureSupport>(), &FieldOptions_FeatureSupport::ByteSizeLong,
-            &FieldOptions_FeatureSupport::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FieldOptions_FeatureSupport, _impl_._cached_size_),
-        false,
-    },
-    &FieldOptions_FeatureSupport::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FieldOptions_FeatureSupport::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FieldOptions_FeatureSupport_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &FieldOptions_FeatureSupport::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FieldOptions_FeatureSupport>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FieldOptions_FeatureSupport::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FieldOptions_FeatureSupport>(), &FieldOptions_FeatureSupport::ByteSizeLong,
+              &FieldOptions_FeatureSupport::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FieldOptions_FeatureSupport, _impl_._cached_size_),
+          false,
+      },
+      &FieldOptions_FeatureSupport::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FieldOptions_FeatureSupport_class_data_ =
+            FieldOptions_FeatureSupport::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FieldOptions_FeatureSupport::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FieldOptions_FeatureSupport_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FieldOptions_FeatureSupport_class_data_.tc_table);
+  return FieldOptions_FeatureSupport_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 4, 3, 71, 2> FieldOptions_FeatureSupport::_table_ = {
   {
@@ -9786,7 +9894,7 @@ constexpr ::_pbi::TcParseTable<2, 4, 3, 71, 2> FieldOptions_FeatureSupport::_tab
     4,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FieldOptions_FeatureSupport_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -10012,7 +10120,7 @@ class FieldOptions::_Internal {
 
 FieldOptions::FieldOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -10033,7 +10141,7 @@ FieldOptions::FieldOptions(
     ::google::protobuf::Arena* arena,
     const FieldOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FieldOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -10122,32 +10230,38 @@ constexpr auto FieldOptions::InternalNewImpl_() {
                                  alignof(FieldOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FieldOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FieldOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FieldOptions::IsInitializedImpl,
-        &FieldOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FieldOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FieldOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FieldOptions>(), &FieldOptions::ByteSizeLong,
-            &FieldOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FieldOptions, _impl_._cached_size_),
-        false,
-    },
-    &FieldOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FieldOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FieldOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FieldOptions::IsInitializedImpl,
+          &FieldOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FieldOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FieldOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FieldOptions>(), &FieldOptions::ByteSizeLong,
+              &FieldOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FieldOptions, _impl_._cached_size_),
+          false,
+      },
+      &FieldOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FieldOptions_class_data_ =
+            FieldOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FieldOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FieldOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FieldOptions_class_data_.tc_table);
+  return FieldOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<4, 14, 8, 0, 7> FieldOptions::_table_ = {
   {
@@ -10160,7 +10274,7 @@ constexpr ::_pbi::TcParseTable<4, 14, 8, 0, 7> FieldOptions::_table_ = {
     14,  // num_field_entries
     8,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FieldOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -10654,7 +10768,7 @@ class OneofOptions::_Internal {
 
 OneofOptions::OneofOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, OneofOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -10673,7 +10787,7 @@ OneofOptions::OneofOptions(
     ::google::protobuf::Arena* arena,
     const OneofOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, OneofOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -10736,32 +10850,38 @@ constexpr auto OneofOptions::InternalNewImpl_() {
                                  alignof(OneofOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull OneofOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_OneofOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        OneofOptions::IsInitializedImpl,
-        &OneofOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<OneofOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &OneofOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<OneofOptions>(), &OneofOptions::ByteSizeLong,
-            &OneofOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(OneofOptions, _impl_._cached_size_),
-        false,
-    },
-    &OneofOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto OneofOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_OneofOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          OneofOptions::IsInitializedImpl,
+          &OneofOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<OneofOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &OneofOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<OneofOptions>(), &OneofOptions::ByteSizeLong,
+              &OneofOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(OneofOptions, _impl_._cached_size_),
+          false,
+      },
+      &OneofOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        OneofOptions_class_data_ =
+            OneofOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* OneofOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&OneofOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(OneofOptions_class_data_.tc_table);
+  return OneofOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 2, 2, 0, 7> OneofOptions::_table_ = {
   {
@@ -10774,7 +10894,7 @@ constexpr ::_pbi::TcParseTable<2, 2, 2, 0, 7> OneofOptions::_table_ = {
     2,  // num_field_entries
     2,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    OneofOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -10980,7 +11100,7 @@ class EnumOptions::_Internal {
 
 EnumOptions::EnumOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -10999,7 +11119,7 @@ EnumOptions::EnumOptions(
     ::google::protobuf::Arena* arena,
     const EnumOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -11074,32 +11194,38 @@ constexpr auto EnumOptions::InternalNewImpl_() {
                                  alignof(EnumOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull EnumOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_EnumOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        EnumOptions::IsInitializedImpl,
-        &EnumOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<EnumOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &EnumOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<EnumOptions>(), &EnumOptions::ByteSizeLong,
-            &EnumOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(EnumOptions, _impl_._cached_size_),
-        false,
-    },
-    &EnumOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto EnumOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_EnumOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          EnumOptions::IsInitializedImpl,
+          &EnumOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<EnumOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &EnumOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<EnumOptions>(), &EnumOptions::ByteSizeLong,
+              &EnumOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(EnumOptions, _impl_._cached_size_),
+          false,
+      },
+      &EnumOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        EnumOptions_class_data_ =
+            EnumOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* EnumOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&EnumOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(EnumOptions_class_data_.tc_table);
+  return EnumOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 2, 0, 7> EnumOptions::_table_ = {
   {
@@ -11112,7 +11238,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 2, 0, 7> EnumOptions::_table_ = {
     5,  // num_field_entries
     2,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    EnumOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -11387,7 +11513,7 @@ class EnumValueOptions::_Internal {
 
 EnumValueOptions::EnumValueOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumValueOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -11406,7 +11532,7 @@ EnumValueOptions::EnumValueOptions(
     ::google::protobuf::Arena* arena,
     const EnumValueOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, EnumValueOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -11485,32 +11611,38 @@ constexpr auto EnumValueOptions::InternalNewImpl_() {
                                  alignof(EnumValueOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull EnumValueOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_EnumValueOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        EnumValueOptions::IsInitializedImpl,
-        &EnumValueOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<EnumValueOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &EnumValueOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<EnumValueOptions>(), &EnumValueOptions::ByteSizeLong,
-            &EnumValueOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(EnumValueOptions, _impl_._cached_size_),
-        false,
-    },
-    &EnumValueOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto EnumValueOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_EnumValueOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          EnumValueOptions::IsInitializedImpl,
+          &EnumValueOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<EnumValueOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &EnumValueOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<EnumValueOptions>(), &EnumValueOptions::ByteSizeLong,
+              &EnumValueOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(EnumValueOptions, _impl_._cached_size_),
+          false,
+      },
+      &EnumValueOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        EnumValueOptions_class_data_ =
+            EnumValueOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* EnumValueOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&EnumValueOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(EnumValueOptions_class_data_.tc_table);
+  return EnumValueOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 3, 0, 7> EnumValueOptions::_table_ = {
   {
@@ -11523,7 +11655,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 3, 0, 7> EnumValueOptions::_table_ = {
     5,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    EnumValueOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -11814,7 +11946,7 @@ class ServiceOptions::_Internal {
 
 ServiceOptions::ServiceOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ServiceOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -11833,7 +11965,7 @@ ServiceOptions::ServiceOptions(
     ::google::protobuf::Arena* arena,
     const ServiceOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, ServiceOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -11902,32 +12034,38 @@ constexpr auto ServiceOptions::InternalNewImpl_() {
                                  alignof(ServiceOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull ServiceOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_ServiceOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        ServiceOptions::IsInitializedImpl,
-        &ServiceOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<ServiceOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &ServiceOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<ServiceOptions>(), &ServiceOptions::ByteSizeLong,
-            &ServiceOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(ServiceOptions, _impl_._cached_size_),
-        false,
-    },
-    &ServiceOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto ServiceOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_ServiceOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          ServiceOptions::IsInitializedImpl,
+          &ServiceOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<ServiceOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &ServiceOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<ServiceOptions>(), &ServiceOptions::ByteSizeLong,
+              &ServiceOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(ServiceOptions, _impl_._cached_size_),
+          false,
+      },
+      &ServiceOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        ServiceOptions_class_data_ =
+            ServiceOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* ServiceOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&ServiceOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(ServiceOptions_class_data_.tc_table);
+  return ServiceOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 3, 2, 0, 12> ServiceOptions::_table_ = {
   {
@@ -11940,7 +12078,7 @@ constexpr ::_pbi::TcParseTable<2, 3, 2, 0, 12> ServiceOptions::_table_ = {
     3,  // num_field_entries
     2,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    ServiceOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -12174,7 +12312,7 @@ class MethodOptions::_Internal {
 
 MethodOptions::MethodOptions(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MethodOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12193,7 +12331,7 @@ MethodOptions::MethodOptions(
     ::google::protobuf::Arena* arena,
     const MethodOptions& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, MethodOptions_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12268,32 +12406,38 @@ constexpr auto MethodOptions::InternalNewImpl_() {
                                  alignof(MethodOptions));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull MethodOptions::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_MethodOptions_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        MethodOptions::IsInitializedImpl,
-        &MethodOptions::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<MethodOptions>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &MethodOptions::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<MethodOptions>(), &MethodOptions::ByteSizeLong,
-            &MethodOptions::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(MethodOptions, _impl_._cached_size_),
-        false,
-    },
-    &MethodOptions::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto MethodOptions::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_MethodOptions_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          MethodOptions::IsInitializedImpl,
+          &MethodOptions::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<MethodOptions>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &MethodOptions::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<MethodOptions>(), &MethodOptions::ByteSizeLong,
+              &MethodOptions::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(MethodOptions, _impl_._cached_size_),
+          false,
+      },
+      &MethodOptions::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        MethodOptions_class_data_ =
+            MethodOptions::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* MethodOptions::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&MethodOptions_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(MethodOptions_class_data_.tc_table);
+  return MethodOptions_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 4, 3, 0, 12> MethodOptions::_table_ = {
   {
@@ -12306,7 +12450,7 @@ constexpr ::_pbi::TcParseTable<3, 4, 3, 0, 12> MethodOptions::_table_ = {
     4,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    MethodOptions_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -12572,7 +12716,7 @@ class UninterpretedOption_NamePart::_Internal {
 
 UninterpretedOption_NamePart::UninterpretedOption_NamePart(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, UninterpretedOption_NamePart_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12590,7 +12734,7 @@ UninterpretedOption_NamePart::UninterpretedOption_NamePart(
     ::google::protobuf::Arena* arena,
     const UninterpretedOption_NamePart& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, UninterpretedOption_NamePart_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12633,32 +12777,38 @@ constexpr auto UninterpretedOption_NamePart::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::CopyInit(sizeof(UninterpretedOption_NamePart),
                                             alignof(UninterpretedOption_NamePart));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull UninterpretedOption_NamePart::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_UninterpretedOption_NamePart_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        UninterpretedOption_NamePart::IsInitializedImpl,
-        &UninterpretedOption_NamePart::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<UninterpretedOption_NamePart>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &UninterpretedOption_NamePart::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<UninterpretedOption_NamePart>(), &UninterpretedOption_NamePart::ByteSizeLong,
-            &UninterpretedOption_NamePart::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(UninterpretedOption_NamePart, _impl_._cached_size_),
-        false,
-    },
-    &UninterpretedOption_NamePart::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto UninterpretedOption_NamePart::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_UninterpretedOption_NamePart_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          UninterpretedOption_NamePart::IsInitializedImpl,
+          &UninterpretedOption_NamePart::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<UninterpretedOption_NamePart>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &UninterpretedOption_NamePart::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<UninterpretedOption_NamePart>(), &UninterpretedOption_NamePart::ByteSizeLong,
+              &UninterpretedOption_NamePart::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(UninterpretedOption_NamePart, _impl_._cached_size_),
+          false,
+      },
+      &UninterpretedOption_NamePart::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        UninterpretedOption_NamePart_class_data_ =
+            UninterpretedOption_NamePart::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* UninterpretedOption_NamePart::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&UninterpretedOption_NamePart_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(UninterpretedOption_NamePart_class_data_.tc_table);
+  return UninterpretedOption_NamePart_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 2, 0, 62, 2> UninterpretedOption_NamePart::_table_ = {
   {
@@ -12671,7 +12821,7 @@ constexpr ::_pbi::TcParseTable<1, 2, 0, 62, 2> UninterpretedOption_NamePart::_ta
     2,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    UninterpretedOption_NamePart_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -12851,7 +13001,7 @@ class UninterpretedOption::_Internal {
 
 UninterpretedOption::UninterpretedOption(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, UninterpretedOption_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12872,7 +13022,7 @@ UninterpretedOption::UninterpretedOption(
     ::google::protobuf::Arena* arena,
     const UninterpretedOption& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, UninterpretedOption_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -12943,32 +13093,38 @@ constexpr auto UninterpretedOption::InternalNewImpl_() {
                                  alignof(UninterpretedOption));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull UninterpretedOption::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_UninterpretedOption_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        UninterpretedOption::IsInitializedImpl,
-        &UninterpretedOption::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<UninterpretedOption>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &UninterpretedOption::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<UninterpretedOption>(), &UninterpretedOption::ByteSizeLong,
-            &UninterpretedOption::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(UninterpretedOption, _impl_._cached_size_),
-        false,
-    },
-    &UninterpretedOption::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto UninterpretedOption::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_UninterpretedOption_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          UninterpretedOption::IsInitializedImpl,
+          &UninterpretedOption::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<UninterpretedOption>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &UninterpretedOption::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<UninterpretedOption>(), &UninterpretedOption::ByteSizeLong,
+              &UninterpretedOption::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(UninterpretedOption, _impl_._cached_size_),
+          false,
+      },
+      &UninterpretedOption::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        UninterpretedOption_class_data_ =
+            UninterpretedOption::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* UninterpretedOption::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&UninterpretedOption_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(UninterpretedOption_class_data_.tc_table);
+  return UninterpretedOption_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 7, 1, 75, 2> UninterpretedOption::_table_ = {
   {
@@ -12981,7 +13137,7 @@ constexpr ::_pbi::TcParseTable<3, 7, 1, 75, 2> UninterpretedOption::_table_ = {
     7,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    UninterpretedOption_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -13295,7 +13451,7 @@ class FeatureSet::_Internal {
 
 FeatureSet::FeatureSet(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSet_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -13313,7 +13469,7 @@ FeatureSet::FeatureSet(
     ::google::protobuf::Arena* arena,
     const FeatureSet& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSet_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -13378,32 +13534,38 @@ constexpr auto FeatureSet::InternalNewImpl_() {
                                  alignof(FeatureSet));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FeatureSet::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FeatureSet_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FeatureSet::IsInitializedImpl,
-        &FeatureSet::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FeatureSet>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FeatureSet::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FeatureSet>(), &FeatureSet::ByteSizeLong,
-            &FeatureSet::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FeatureSet, _impl_._cached_size_),
-        false,
-    },
-    &FeatureSet::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FeatureSet::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FeatureSet_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FeatureSet::IsInitializedImpl,
+          &FeatureSet::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FeatureSet>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FeatureSet::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FeatureSet>(), &FeatureSet::ByteSizeLong,
+              &FeatureSet::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FeatureSet, _impl_._cached_size_),
+          false,
+      },
+      &FeatureSet::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FeatureSet_class_data_ =
+            FeatureSet::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FeatureSet::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FeatureSet_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FeatureSet_class_data_.tc_table);
+  return FeatureSet_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 6, 6, 0, 2> FeatureSet::_table_ = {
   {
@@ -13416,7 +13578,7 @@ constexpr ::_pbi::TcParseTable<3, 6, 6, 0, 2> FeatureSet::_table_ = {
     6,  // num_field_entries
     6,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FeatureSet_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -13695,7 +13857,7 @@ class FeatureSetDefaults_FeatureSetEditionDefault::_Internal {
 
 FeatureSetDefaults_FeatureSetEditionDefault::FeatureSetDefaults_FeatureSetEditionDefault(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSetDefaults_FeatureSetEditionDefault_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -13712,7 +13874,7 @@ FeatureSetDefaults_FeatureSetEditionDefault::FeatureSetDefaults_FeatureSetEditio
     ::google::protobuf::Arena* arena,
     const FeatureSetDefaults_FeatureSetEditionDefault& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSetDefaults_FeatureSetEditionDefault_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -13767,32 +13929,38 @@ constexpr auto FeatureSetDefaults_FeatureSetEditionDefault::InternalNewImpl_() {
   return ::google::protobuf::internal::MessageCreator::ZeroInit(sizeof(FeatureSetDefaults_FeatureSetEditionDefault),
                                             alignof(FeatureSetDefaults_FeatureSetEditionDefault));
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults_FeatureSetEditionDefault::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FeatureSetDefaults_FeatureSetEditionDefault_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FeatureSetDefaults_FeatureSetEditionDefault::IsInitializedImpl,
-        &FeatureSetDefaults_FeatureSetEditionDefault::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FeatureSetDefaults_FeatureSetEditionDefault>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FeatureSetDefaults_FeatureSetEditionDefault::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FeatureSetDefaults_FeatureSetEditionDefault>(), &FeatureSetDefaults_FeatureSetEditionDefault::ByteSizeLong,
-            &FeatureSetDefaults_FeatureSetEditionDefault::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FeatureSetDefaults_FeatureSetEditionDefault, _impl_._cached_size_),
-        false,
-    },
-    &FeatureSetDefaults_FeatureSetEditionDefault::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FeatureSetDefaults_FeatureSetEditionDefault::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FeatureSetDefaults_FeatureSetEditionDefault_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FeatureSetDefaults_FeatureSetEditionDefault::IsInitializedImpl,
+          &FeatureSetDefaults_FeatureSetEditionDefault::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FeatureSetDefaults_FeatureSetEditionDefault>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FeatureSetDefaults_FeatureSetEditionDefault::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FeatureSetDefaults_FeatureSetEditionDefault>(), &FeatureSetDefaults_FeatureSetEditionDefault::ByteSizeLong,
+              &FeatureSetDefaults_FeatureSetEditionDefault::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FeatureSetDefaults_FeatureSetEditionDefault, _impl_._cached_size_),
+          false,
+      },
+      &FeatureSetDefaults_FeatureSetEditionDefault::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FeatureSetDefaults_FeatureSetEditionDefault_class_data_ =
+            FeatureSetDefaults_FeatureSetEditionDefault::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FeatureSetDefaults_FeatureSetEditionDefault::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FeatureSetDefaults_FeatureSetEditionDefault_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FeatureSetDefaults_FeatureSetEditionDefault_class_data_.tc_table);
+  return FeatureSetDefaults_FeatureSetEditionDefault_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<2, 3, 3, 0, 2> FeatureSetDefaults_FeatureSetEditionDefault::_table_ = {
   {
@@ -13805,7 +13973,7 @@ constexpr ::_pbi::TcParseTable<2, 3, 3, 0, 2> FeatureSetDefaults_FeatureSetEditi
     3,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FeatureSetDefaults_FeatureSetEditionDefault_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -14031,7 +14199,7 @@ class FeatureSetDefaults::_Internal {
 
 FeatureSetDefaults::FeatureSetDefaults(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSetDefaults_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14049,7 +14217,7 @@ FeatureSetDefaults::FeatureSetDefaults(
     ::google::protobuf::Arena* arena,
     const FeatureSetDefaults& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, FeatureSetDefaults_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14114,32 +14282,38 @@ constexpr auto FeatureSetDefaults::InternalNewImpl_() {
                                  alignof(FeatureSetDefaults));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_FeatureSetDefaults_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        FeatureSetDefaults::IsInitializedImpl,
-        &FeatureSetDefaults::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<FeatureSetDefaults>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &FeatureSetDefaults::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<FeatureSetDefaults>(), &FeatureSetDefaults::ByteSizeLong,
-            &FeatureSetDefaults::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(FeatureSetDefaults, _impl_._cached_size_),
-        false,
-    },
-    &FeatureSetDefaults::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto FeatureSetDefaults::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_FeatureSetDefaults_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          FeatureSetDefaults::IsInitializedImpl,
+          &FeatureSetDefaults::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<FeatureSetDefaults>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &FeatureSetDefaults::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<FeatureSetDefaults>(), &FeatureSetDefaults::ByteSizeLong,
+              &FeatureSetDefaults::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(FeatureSetDefaults, _impl_._cached_size_),
+          false,
+      },
+      &FeatureSetDefaults::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        FeatureSetDefaults_class_data_ =
+            FeatureSetDefaults::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* FeatureSetDefaults::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&FeatureSetDefaults_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(FeatureSetDefaults_class_data_.tc_table);
+  return FeatureSetDefaults_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<1, 3, 3, 0, 2> FeatureSetDefaults::_table_ = {
   {
@@ -14152,7 +14326,7 @@ constexpr ::_pbi::TcParseTable<1, 3, 3, 0, 2> FeatureSetDefaults::_table_ = {
     3,  // num_field_entries
     3,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    FeatureSetDefaults_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -14360,7 +14534,7 @@ class SourceCodeInfo_Location::_Internal {
 
 SourceCodeInfo_Location::SourceCodeInfo_Location(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, SourceCodeInfo_Location_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14384,7 +14558,7 @@ SourceCodeInfo_Location::SourceCodeInfo_Location(
     ::google::protobuf::Arena* arena,
     const SourceCodeInfo_Location& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, SourceCodeInfo_Location_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14452,32 +14626,38 @@ constexpr auto SourceCodeInfo_Location::InternalNewImpl_() {
                                  alignof(SourceCodeInfo_Location));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull SourceCodeInfo_Location::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_SourceCodeInfo_Location_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &SourceCodeInfo_Location::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<SourceCodeInfo_Location>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &SourceCodeInfo_Location::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<SourceCodeInfo_Location>(), &SourceCodeInfo_Location::ByteSizeLong,
-            &SourceCodeInfo_Location::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(SourceCodeInfo_Location, _impl_._cached_size_),
-        false,
-    },
-    &SourceCodeInfo_Location::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto SourceCodeInfo_Location::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_SourceCodeInfo_Location_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &SourceCodeInfo_Location::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<SourceCodeInfo_Location>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &SourceCodeInfo_Location::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<SourceCodeInfo_Location>(), &SourceCodeInfo_Location::ByteSizeLong,
+              &SourceCodeInfo_Location::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(SourceCodeInfo_Location, _impl_._cached_size_),
+          false,
+      },
+      &SourceCodeInfo_Location::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        SourceCodeInfo_Location_class_data_ =
+            SourceCodeInfo_Location::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* SourceCodeInfo_Location::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&SourceCodeInfo_Location_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(SourceCodeInfo_Location_class_data_.tc_table);
+  return SourceCodeInfo_Location_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 0, 106, 2> SourceCodeInfo_Location::_table_ = {
   {
@@ -14490,7 +14670,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 0, 106, 2> SourceCodeInfo_Location::_table_
     5,  // num_field_entries
     0,  // num_aux_entries
     offsetof(decltype(_table_), field_names),  // no aux_entries
-    _class_data_.base(),
+    SourceCodeInfo_Location_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -14747,7 +14927,7 @@ class SourceCodeInfo::_Internal {
 
 SourceCodeInfo::SourceCodeInfo(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, SourceCodeInfo_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14764,7 +14944,7 @@ SourceCodeInfo::SourceCodeInfo(
     ::google::protobuf::Arena* arena,
     const SourceCodeInfo& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, SourceCodeInfo_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -14816,32 +14996,38 @@ constexpr auto SourceCodeInfo::InternalNewImpl_() {
                                  alignof(SourceCodeInfo));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull SourceCodeInfo::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_SourceCodeInfo_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &SourceCodeInfo::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<SourceCodeInfo>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &SourceCodeInfo::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<SourceCodeInfo>(), &SourceCodeInfo::ByteSizeLong,
-            &SourceCodeInfo::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(SourceCodeInfo, _impl_._cached_size_),
-        false,
-    },
-    &SourceCodeInfo::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto SourceCodeInfo::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_SourceCodeInfo_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &SourceCodeInfo::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<SourceCodeInfo>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &SourceCodeInfo::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<SourceCodeInfo>(), &SourceCodeInfo::ByteSizeLong,
+              &SourceCodeInfo::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(SourceCodeInfo, _impl_._cached_size_),
+          false,
+      },
+      &SourceCodeInfo::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        SourceCodeInfo_class_data_ =
+            SourceCodeInfo::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* SourceCodeInfo::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&SourceCodeInfo_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(SourceCodeInfo_class_data_.tc_table);
+  return SourceCodeInfo_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> SourceCodeInfo::_table_ = {
   {
@@ -14854,7 +15040,7 @@ constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> SourceCodeInfo::_table_ = {
     1,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    SourceCodeInfo_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -14992,7 +15178,7 @@ class GeneratedCodeInfo_Annotation::_Internal {
 
 GeneratedCodeInfo_Annotation::GeneratedCodeInfo_Annotation(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, GeneratedCodeInfo_Annotation_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -15012,7 +15198,7 @@ GeneratedCodeInfo_Annotation::GeneratedCodeInfo_Annotation(
     ::google::protobuf::Arena* arena,
     const GeneratedCodeInfo_Annotation& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, GeneratedCodeInfo_Annotation_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -15080,32 +15266,38 @@ constexpr auto GeneratedCodeInfo_Annotation::InternalNewImpl_() {
                                  alignof(GeneratedCodeInfo_Annotation));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo_Annotation::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_GeneratedCodeInfo_Annotation_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &GeneratedCodeInfo_Annotation::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<GeneratedCodeInfo_Annotation>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &GeneratedCodeInfo_Annotation::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<GeneratedCodeInfo_Annotation>(), &GeneratedCodeInfo_Annotation::ByteSizeLong,
-            &GeneratedCodeInfo_Annotation::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(GeneratedCodeInfo_Annotation, _impl_._cached_size_),
-        false,
-    },
-    &GeneratedCodeInfo_Annotation::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto GeneratedCodeInfo_Annotation::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_GeneratedCodeInfo_Annotation_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &GeneratedCodeInfo_Annotation::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<GeneratedCodeInfo_Annotation>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &GeneratedCodeInfo_Annotation::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<GeneratedCodeInfo_Annotation>(), &GeneratedCodeInfo_Annotation::ByteSizeLong,
+              &GeneratedCodeInfo_Annotation::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(GeneratedCodeInfo_Annotation, _impl_._cached_size_),
+          false,
+      },
+      &GeneratedCodeInfo_Annotation::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        GeneratedCodeInfo_Annotation_class_data_ =
+            GeneratedCodeInfo_Annotation::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* GeneratedCodeInfo_Annotation::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&GeneratedCodeInfo_Annotation_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(GeneratedCodeInfo_Annotation_class_data_.tc_table);
+  return GeneratedCodeInfo_Annotation_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<3, 5, 1, 64, 2> GeneratedCodeInfo_Annotation::_table_ = {
   {
@@ -15118,7 +15310,7 @@ constexpr ::_pbi::TcParseTable<3, 5, 1, 64, 2> GeneratedCodeInfo_Annotation::_ta
     5,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    GeneratedCodeInfo_Annotation_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
@@ -15368,7 +15560,7 @@ class GeneratedCodeInfo::_Internal {
 
 GeneratedCodeInfo::GeneratedCodeInfo(::google::protobuf::Arena* arena)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, GeneratedCodeInfo_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -15385,7 +15577,7 @@ GeneratedCodeInfo::GeneratedCodeInfo(
     ::google::protobuf::Arena* arena,
     const GeneratedCodeInfo& from)
 #if defined(PROTOBUF_CUSTOM_VTABLE)
-    : ::google::protobuf::Message(arena, _class_data_.base()) {
+    : ::google::protobuf::Message(arena, GeneratedCodeInfo_class_data_.base()) {
 #else   // PROTOBUF_CUSTOM_VTABLE
     : ::google::protobuf::Message(arena) {
 #endif  // PROTOBUF_CUSTOM_VTABLE
@@ -15437,32 +15629,38 @@ constexpr auto GeneratedCodeInfo::InternalNewImpl_() {
                                  alignof(GeneratedCodeInfo));
   }
 }
-PROTOBUF_CONSTINIT
-PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
-const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo::_class_data_ = {
-    ::google::protobuf::internal::ClassData{
-        &_GeneratedCodeInfo_default_instance_._instance,
-        &_table_.header,
-        nullptr,  // OnDemandRegisterArenaDtor
-        nullptr,  // IsInitialized
-        &GeneratedCodeInfo::MergeImpl,
-        ::google::protobuf::Message::GetNewImpl<GeneratedCodeInfo>(),
-#if defined(PROTOBUF_CUSTOM_VTABLE)
-        &GeneratedCodeInfo::SharedDtor,
-        ::google::protobuf::Message::GetClearImpl<GeneratedCodeInfo>(), &GeneratedCodeInfo::ByteSizeLong,
-            &GeneratedCodeInfo::_InternalSerialize,
-#endif  // PROTOBUF_CUSTOM_VTABLE
-        PROTOBUF_FIELD_OFFSET(GeneratedCodeInfo, _impl_._cached_size_),
-        false,
-    },
-    &GeneratedCodeInfo::kDescriptorMethods,
-    &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
-    nullptr,  // tracker
-};
+constexpr auto GeneratedCodeInfo::InternalGenerateClassData_() {
+  return ::google::protobuf::internal::ClassDataFull{
+      ::google::protobuf::internal::ClassData{
+          &_GeneratedCodeInfo_default_instance_._instance,
+          &_table_.header,
+          nullptr,  // OnDemandRegisterArenaDtor
+          nullptr,  // IsInitialized
+          &GeneratedCodeInfo::MergeImpl,
+          ::google::protobuf::Message::GetNewImpl<GeneratedCodeInfo>(),
+#if defined(PROTOBUF_CUSTOM_VTABLE)
+          &GeneratedCodeInfo::SharedDtor,
+          ::google::protobuf::Message::GetClearImpl<GeneratedCodeInfo>(), &GeneratedCodeInfo::ByteSizeLong,
+              &GeneratedCodeInfo::_InternalSerialize,
+#endif  // PROTOBUF_CUSTOM_VTABLE
+          PROTOBUF_FIELD_OFFSET(GeneratedCodeInfo, _impl_._cached_size_),
+          false,
+      },
+      &GeneratedCodeInfo::kDescriptorMethods,
+      &descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+      nullptr,  // tracker
+  };
+}
+
+PROTOBUF_CONSTINIT PROTOBUF_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 const ::google::protobuf::internal::ClassDataFull
+        GeneratedCodeInfo_class_data_ =
+            GeneratedCodeInfo::InternalGenerateClassData_();
+
 const ::google::protobuf::internal::ClassData* GeneratedCodeInfo::GetClassData() const {
-  ::google::protobuf::internal::PrefetchToLocalCache(&_class_data_);
-  ::google::protobuf::internal::PrefetchToLocalCache(_class_data_.tc_table);
-  return _class_data_.base();
+  ::google::protobuf::internal::PrefetchToLocalCache(&GeneratedCodeInfo_class_data_);
+  ::google::protobuf::internal::PrefetchToLocalCache(GeneratedCodeInfo_class_data_.tc_table);
+  return GeneratedCodeInfo_class_data_.base();
 }
 constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> GeneratedCodeInfo::_table_ = {
   {
@@ -15475,7 +15673,7 @@ constexpr ::_pbi::TcParseTable<0, 1, 1, 0, 2> GeneratedCodeInfo::_table_ = {
     1,  // num_field_entries
     1,  // num_aux_entries
     offsetof(decltype(_table_), aux_entries),
-    _class_data_.base(),
+    GeneratedCodeInfo_class_data_.base(),
     nullptr,  // post_loop_handler
     ::_pbi::TcParser::GenericFallback,  // fallback
     #ifdef PROTOBUF_PREFETCH_PARSE_TABLE
diff --git a/src/google/protobuf/descriptor.pb.h b/src/google/protobuf/descriptor.pb.h
index 0a89917d7c..a177d5bdfe 100644
--- a/src/google/protobuf/descriptor.pb.h
+++ b/src/google/protobuf/descriptor.pb.h
@@ -57,102 +57,135 @@ namespace protobuf {
 class DescriptorProto;
 struct DescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern DescriptorProtoDefaultTypeInternal _DescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_class_data_;
 class DescriptorProto_ExtensionRange;
 struct DescriptorProto_ExtensionRangeDefaultTypeInternal;
 PROTOBUF_EXPORT extern DescriptorProto_ExtensionRangeDefaultTypeInternal _DescriptorProto_ExtensionRange_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_ExtensionRange_class_data_;
 class DescriptorProto_ReservedRange;
 struct DescriptorProto_ReservedRangeDefaultTypeInternal;
 PROTOBUF_EXPORT extern DescriptorProto_ReservedRangeDefaultTypeInternal _DescriptorProto_ReservedRange_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_ReservedRange_class_data_;
 class EnumDescriptorProto;
 struct EnumDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern EnumDescriptorProtoDefaultTypeInternal _EnumDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto_class_data_;
 class EnumDescriptorProto_EnumReservedRange;
 struct EnumDescriptorProto_EnumReservedRangeDefaultTypeInternal;
 PROTOBUF_EXPORT extern EnumDescriptorProto_EnumReservedRangeDefaultTypeInternal _EnumDescriptorProto_EnumReservedRange_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto_EnumReservedRange_class_data_;
 class EnumOptions;
 struct EnumOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern EnumOptionsDefaultTypeInternal _EnumOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumOptions_class_data_;
 class EnumValueDescriptorProto;
 struct EnumValueDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern EnumValueDescriptorProtoDefaultTypeInternal _EnumValueDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumValueDescriptorProto_class_data_;
 class EnumValueOptions;
 struct EnumValueOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern EnumValueOptionsDefaultTypeInternal _EnumValueOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumValueOptions_class_data_;
 class ExtensionRangeOptions;
 struct ExtensionRangeOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern ExtensionRangeOptionsDefaultTypeInternal _ExtensionRangeOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions_class_data_;
 class ExtensionRangeOptions_Declaration;
 struct ExtensionRangeOptions_DeclarationDefaultTypeInternal;
 PROTOBUF_EXPORT extern ExtensionRangeOptions_DeclarationDefaultTypeInternal _ExtensionRangeOptions_Declaration_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions_Declaration_class_data_;
 class FeatureSet;
 struct FeatureSetDefaultTypeInternal;
 PROTOBUF_EXPORT extern FeatureSetDefaultTypeInternal _FeatureSet_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSet_class_data_;
 class FeatureSetDefaults;
 struct FeatureSetDefaultsDefaultTypeInternal;
 PROTOBUF_EXPORT extern FeatureSetDefaultsDefaultTypeInternal _FeatureSetDefaults_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults_class_data_;
 class FeatureSetDefaults_FeatureSetEditionDefault;
 struct FeatureSetDefaults_FeatureSetEditionDefaultDefaultTypeInternal;
 PROTOBUF_EXPORT extern FeatureSetDefaults_FeatureSetEditionDefaultDefaultTypeInternal _FeatureSetDefaults_FeatureSetEditionDefault_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults_FeatureSetEditionDefault_class_data_;
 class FieldDescriptorProto;
 struct FieldDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern FieldDescriptorProtoDefaultTypeInternal _FieldDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldDescriptorProto_class_data_;
 class FieldOptions;
 struct FieldOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern FieldOptionsDefaultTypeInternal _FieldOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_class_data_;
 class FieldOptions_EditionDefault;
 struct FieldOptions_EditionDefaultDefaultTypeInternal;
 PROTOBUF_EXPORT extern FieldOptions_EditionDefaultDefaultTypeInternal _FieldOptions_EditionDefault_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_EditionDefault_class_data_;
 class FieldOptions_FeatureSupport;
 struct FieldOptions_FeatureSupportDefaultTypeInternal;
 PROTOBUF_EXPORT extern FieldOptions_FeatureSupportDefaultTypeInternal _FieldOptions_FeatureSupport_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_FeatureSupport_class_data_;
 class FileDescriptorProto;
 struct FileDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern FileDescriptorProtoDefaultTypeInternal _FileDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileDescriptorProto_class_data_;
 class FileDescriptorSet;
 struct FileDescriptorSetDefaultTypeInternal;
 PROTOBUF_EXPORT extern FileDescriptorSetDefaultTypeInternal _FileDescriptorSet_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileDescriptorSet_class_data_;
 class FileOptions;
 struct FileOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern FileOptionsDefaultTypeInternal _FileOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileOptions_class_data_;
 class GeneratedCodeInfo;
 struct GeneratedCodeInfoDefaultTypeInternal;
 PROTOBUF_EXPORT extern GeneratedCodeInfoDefaultTypeInternal _GeneratedCodeInfo_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo_class_data_;
 class GeneratedCodeInfo_Annotation;
 struct GeneratedCodeInfo_AnnotationDefaultTypeInternal;
 PROTOBUF_EXPORT extern GeneratedCodeInfo_AnnotationDefaultTypeInternal _GeneratedCodeInfo_Annotation_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo_Annotation_class_data_;
 class MessageOptions;
 struct MessageOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern MessageOptionsDefaultTypeInternal _MessageOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MessageOptions_class_data_;
 class MethodDescriptorProto;
 struct MethodDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern MethodDescriptorProtoDefaultTypeInternal _MethodDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MethodDescriptorProto_class_data_;
 class MethodOptions;
 struct MethodOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern MethodOptionsDefaultTypeInternal _MethodOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MethodOptions_class_data_;
 class OneofDescriptorProto;
 struct OneofDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern OneofDescriptorProtoDefaultTypeInternal _OneofDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull OneofDescriptorProto_class_data_;
 class OneofOptions;
 struct OneofOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern OneofOptionsDefaultTypeInternal _OneofOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull OneofOptions_class_data_;
 class ServiceDescriptorProto;
 struct ServiceDescriptorProtoDefaultTypeInternal;
 PROTOBUF_EXPORT extern ServiceDescriptorProtoDefaultTypeInternal _ServiceDescriptorProto_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ServiceDescriptorProto_class_data_;
 class ServiceOptions;
 struct ServiceOptionsDefaultTypeInternal;
 PROTOBUF_EXPORT extern ServiceOptionsDefaultTypeInternal _ServiceOptions_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ServiceOptions_class_data_;
 class SourceCodeInfo;
 struct SourceCodeInfoDefaultTypeInternal;
 PROTOBUF_EXPORT extern SourceCodeInfoDefaultTypeInternal _SourceCodeInfo_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull SourceCodeInfo_class_data_;
 class SourceCodeInfo_Location;
 struct SourceCodeInfo_LocationDefaultTypeInternal;
 PROTOBUF_EXPORT extern SourceCodeInfo_LocationDefaultTypeInternal _SourceCodeInfo_Location_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull SourceCodeInfo_Location_class_data_;
 class UninterpretedOption;
 struct UninterpretedOptionDefaultTypeInternal;
 PROTOBUF_EXPORT extern UninterpretedOptionDefaultTypeInternal _UninterpretedOption_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull UninterpretedOption_class_data_;
 class UninterpretedOption_NamePart;
 struct UninterpretedOption_NamePartDefaultTypeInternal;
 PROTOBUF_EXPORT extern UninterpretedOption_NamePartDefaultTypeInternal _UninterpretedOption_NamePart_default_instance_;
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull UninterpretedOption_NamePart_class_data_;
 namespace internal {
 #if !defined(PROTOBUF_CONSTINIT_DEFAULT_INSTANCES)
 PROTOBUF_EXPORT void InitializeFileDescriptorDefaultInstancesSlow();
@@ -847,9 +880,10 @@ class PROTOBUF_EXPORT UninterpretedOption_NamePart final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -918,6 +952,8 @@ class PROTOBUF_EXPORT UninterpretedOption_NamePart final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull UninterpretedOption_NamePart_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT SourceCodeInfo_Location final
@@ -1059,9 +1095,10 @@ class PROTOBUF_EXPORT SourceCodeInfo_Location final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -1202,6 +1239,8 @@ class PROTOBUF_EXPORT SourceCodeInfo_Location final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull SourceCodeInfo_Location_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT GeneratedCodeInfo_Annotation final
@@ -1343,9 +1382,10 @@ class PROTOBUF_EXPORT GeneratedCodeInfo_Annotation final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Semantic = GeneratedCodeInfo_Annotation_Semantic;
@@ -1481,6 +1521,8 @@ class PROTOBUF_EXPORT GeneratedCodeInfo_Annotation final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo_Annotation_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FieldOptions_FeatureSupport final
@@ -1622,9 +1664,10 @@ class PROTOBUF_EXPORT FieldOptions_FeatureSupport final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -1719,6 +1762,8 @@ class PROTOBUF_EXPORT FieldOptions_FeatureSupport final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_FeatureSupport_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FieldOptions_EditionDefault final
@@ -1860,9 +1905,10 @@ class PROTOBUF_EXPORT FieldOptions_EditionDefault final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -1931,6 +1977,8 @@ class PROTOBUF_EXPORT FieldOptions_EditionDefault final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_EditionDefault_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FeatureSet final
@@ -2077,9 +2125,10 @@ class PROTOBUF_EXPORT FeatureSet final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using FieldPresence = FeatureSet_FieldPresence;
@@ -2495,6 +2544,8 @@ class PROTOBUF_EXPORT FeatureSet final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSet_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT ExtensionRangeOptions_Declaration final
@@ -2636,9 +2687,10 @@ class PROTOBUF_EXPORT ExtensionRangeOptions_Declaration final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -2752,6 +2804,8 @@ class PROTOBUF_EXPORT ExtensionRangeOptions_Declaration final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions_Declaration_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT EnumDescriptorProto_EnumReservedRange final
@@ -2893,9 +2947,10 @@ class PROTOBUF_EXPORT EnumDescriptorProto_EnumReservedRange final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -2958,6 +3013,8 @@ class PROTOBUF_EXPORT EnumDescriptorProto_EnumReservedRange final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto_EnumReservedRange_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT DescriptorProto_ReservedRange final
@@ -3099,9 +3156,10 @@ class PROTOBUF_EXPORT DescriptorProto_ReservedRange final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -3164,6 +3222,8 @@ class PROTOBUF_EXPORT DescriptorProto_ReservedRange final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_ReservedRange_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT UninterpretedOption final
@@ -3310,9 +3370,10 @@ class PROTOBUF_EXPORT UninterpretedOption final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using NamePart = UninterpretedOption_NamePart;
@@ -3465,6 +3526,8 @@ class PROTOBUF_EXPORT UninterpretedOption final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull UninterpretedOption_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT SourceCodeInfo final
@@ -3606,9 +3669,10 @@ class PROTOBUF_EXPORT SourceCodeInfo final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Location = SourceCodeInfo_Location;
@@ -3664,6 +3728,8 @@ class PROTOBUF_EXPORT SourceCodeInfo final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull SourceCodeInfo_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT GeneratedCodeInfo final
@@ -3805,9 +3871,10 @@ class PROTOBUF_EXPORT GeneratedCodeInfo final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Annotation = GeneratedCodeInfo_Annotation;
@@ -3863,6 +3930,8 @@ class PROTOBUF_EXPORT GeneratedCodeInfo final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull GeneratedCodeInfo_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FeatureSetDefaults_FeatureSetEditionDefault final
@@ -4009,9 +4078,10 @@ class PROTOBUF_EXPORT FeatureSetDefaults_FeatureSetEditionDefault final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -4095,6 +4165,8 @@ class PROTOBUF_EXPORT FeatureSetDefaults_FeatureSetEditionDefault final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults_FeatureSetEditionDefault_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT ServiceOptions final
@@ -4241,9 +4313,10 @@ class PROTOBUF_EXPORT ServiceOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -4509,6 +4582,8 @@ class PROTOBUF_EXPORT ServiceOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ServiceOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT OneofOptions final
@@ -4655,9 +4730,10 @@ class PROTOBUF_EXPORT OneofOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -4910,6 +4986,8 @@ class PROTOBUF_EXPORT OneofOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull OneofOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT MethodOptions final
@@ -5056,9 +5134,10 @@ class PROTOBUF_EXPORT MethodOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using IdempotencyLevel = MethodOptions_IdempotencyLevel;
@@ -5357,6 +5436,8 @@ class PROTOBUF_EXPORT MethodOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MethodOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT MessageOptions final
@@ -5503,9 +5584,10 @@ class PROTOBUF_EXPORT MessageOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -5823,6 +5905,8 @@ class PROTOBUF_EXPORT MessageOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MessageOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FileOptions final
@@ -5969,9 +6053,10 @@ class PROTOBUF_EXPORT FileOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using OptimizeMode = FileOptions_OptimizeMode;
@@ -6551,6 +6636,8 @@ class PROTOBUF_EXPORT FileOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FieldOptions final
@@ -6697,9 +6784,10 @@ class PROTOBUF_EXPORT FieldOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using EditionDefault = FieldOptions_EditionDefault;
@@ -7215,6 +7303,8 @@ class PROTOBUF_EXPORT FieldOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FeatureSetDefaults final
@@ -7361,9 +7451,10 @@ class PROTOBUF_EXPORT FeatureSetDefaults final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using FeatureSetEditionDefault = FeatureSetDefaults_FeatureSetEditionDefault;
@@ -7446,6 +7537,8 @@ class PROTOBUF_EXPORT FeatureSetDefaults final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FeatureSetDefaults_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT ExtensionRangeOptions final
@@ -7592,9 +7685,10 @@ class PROTOBUF_EXPORT ExtensionRangeOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Declaration = ExtensionRangeOptions_Declaration;
@@ -7899,6 +7993,8 @@ class PROTOBUF_EXPORT ExtensionRangeOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ExtensionRangeOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT EnumValueOptions final
@@ -8045,9 +8141,10 @@ class PROTOBUF_EXPORT EnumValueOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -8343,6 +8440,8 @@ class PROTOBUF_EXPORT EnumValueOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumValueOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT EnumOptions final
@@ -8489,9 +8588,10 @@ class PROTOBUF_EXPORT EnumOptions final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -8783,6 +8883,8 @@ class PROTOBUF_EXPORT EnumOptions final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumOptions_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT OneofDescriptorProto final
@@ -8929,9 +9031,10 @@ class PROTOBUF_EXPORT OneofDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -9004,6 +9107,8 @@ class PROTOBUF_EXPORT OneofDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull OneofDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT MethodDescriptorProto final
@@ -9150,9 +9255,10 @@ class PROTOBUF_EXPORT MethodDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -9289,6 +9395,8 @@ class PROTOBUF_EXPORT MethodDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull MethodDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FieldDescriptorProto final
@@ -9435,9 +9543,10 @@ class PROTOBUF_EXPORT FieldDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using Type = FieldDescriptorProto_Type;
@@ -9706,6 +9815,8 @@ class PROTOBUF_EXPORT FieldDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FieldDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT EnumValueDescriptorProto final
@@ -9852,9 +9963,10 @@ class PROTOBUF_EXPORT EnumValueDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -9940,6 +10052,8 @@ class PROTOBUF_EXPORT EnumValueDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumValueDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT DescriptorProto_ExtensionRange final
@@ -10086,9 +10200,10 @@ class PROTOBUF_EXPORT DescriptorProto_ExtensionRange final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -10168,6 +10283,8 @@ class PROTOBUF_EXPORT DescriptorProto_ExtensionRange final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_ExtensionRange_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT ServiceDescriptorProto final
@@ -10314,9 +10431,10 @@ class PROTOBUF_EXPORT ServiceDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -10408,6 +10526,8 @@ class PROTOBUF_EXPORT ServiceDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull ServiceDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT EnumDescriptorProto final
@@ -10554,9 +10674,10 @@ class PROTOBUF_EXPORT EnumDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using EnumReservedRange = EnumDescriptorProto_EnumReservedRange;
@@ -10692,6 +10813,8 @@ class PROTOBUF_EXPORT EnumDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull EnumDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT DescriptorProto final
@@ -10838,9 +10961,10 @@ class PROTOBUF_EXPORT DescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
   using ExtensionRange = DescriptorProto_ExtensionRange;
@@ -11072,6 +11196,8 @@ class PROTOBUF_EXPORT DescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull DescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FileDescriptorProto final
@@ -11218,9 +11344,10 @@ class PROTOBUF_EXPORT FileDescriptorProto final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -11501,6 +11628,8 @@ class PROTOBUF_EXPORT FileDescriptorProto final
   union { Impl_ _impl_; };
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
+
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileDescriptorProto_class_data_;
 // -------------------------------------------------------------------
 
 class PROTOBUF_EXPORT FileDescriptorSet final
@@ -11647,9 +11776,10 @@ class PROTOBUF_EXPORT FileDescriptorSet final
   static void* PlacementNew_(const void*, void* mem,
                              ::google::protobuf::Arena* arena);
   static constexpr auto InternalNewImpl_();
-  static const ::google::protobuf::internal::ClassDataFull _class_data_;
 
  public:
+  static constexpr auto InternalGenerateClassData_();
+
   ::google::protobuf::Metadata GetMetadata() const;
   // nested types ----------------------------------------------------
 
@@ -11705,6 +11835,8 @@ class PROTOBUF_EXPORT FileDescriptorSet final
   friend struct ::TableStruct_google_2fprotobuf_2fdescriptor_2eproto;
 };
 
+PROTOBUF_EXPORT extern const ::google::protobuf::internal::ClassDataFull FileDescriptorSet_class_data_;
+
 // ===================================================================
 
 
diff --git a/src/google/protobuf/message_lite.h b/src/google/protobuf/message_lite.h
index be759007a1..cd1ad9846c 100644
--- a/src/google/protobuf/message_lite.h
+++ b/src/google/protobuf/message_lite.h
@@ -224,16 +224,23 @@ class PROTOBUF_EXPORT CachedSize {
 #endif
 };
 
+auto GetClassData(const MessageLite& msg);
+
 // TODO: Upgrade to `auto` parameters when we drop C++14 support.
-template <typename T, const T* kDefault>
+template <typename T, const T* kDefault, typename ClassData,
+          const ClassData* kClassData>
 struct GeneratedMessageTraitsT {
   static constexpr const void* default_instance() { return kDefault; }
+  static constexpr const auto* class_data() { return kClassData->base(); }
   static constexpr auto StrongPointer() { return default_instance(); }
 };
 
 template <typename T>
 struct FallbackMessageTraits {
-  static const void* default_instance() { return T::default_instance(); }
+  static const void* default_instance() { return &T::default_instance(); }
+  static constexpr const auto* class_data() {
+    return GetClassData(T::default_instance());
+  }
   // We can't make a constexpr pointer to the default, so use a function pointer
   // instead.
   static constexpr auto StrongPointer() { return &T::default_instance; }
@@ -252,9 +259,6 @@ struct MessageTraitsImpl {
 template <typename T>
 using MessageTraits = decltype(MessageTraitsImpl::value<T>);
 
-// For MessageLite to friend.
-auto GetClassData(const MessageLite& msg);
-
 class SwapFieldHelper;
 
 // See parse_context.h for explanation
@@ -898,16 +902,6 @@ class PROTOBUF_EXPORT MessageLite {
   virtual const internal::ClassData* GetClassData() const = 0;
 #endif  // PROTOBUF_CUSTOM_VTABLE
 
-  template <typename T>
-  static auto GetClassDataGenerated() {
-    static_assert(std::is_base_of<MessageLite, T>::value, "");
-    // We could speed this up if needed by avoiding the function call.
-    // In LTO this is likely inlined, so it might not matter.
-    static_assert(
-        std::is_same<const T&, decltype(T::default_instance())>::value, "");
-    return T::default_instance().T::GetClassData();
-  }
-
   internal::InternalMetadata _internal_metadata_;
 #if defined(PROTOBUF_CUSTOM_VTABLE)
   const internal::ClassData* _class_data_;
@@ -1038,7 +1032,7 @@ class TypeId {
 
   template <typename T>
   static TypeId Get() {
-    return TypeId(MessageLite::GetClassDataGenerated<T>());
+    return TypeId(internal::MessageTraits<T>::class_data());
   }
 
   // Name of the message type.
diff --git a/src/google/protobuf/message_unittest.inc b/src/google/protobuf/message_unittest.inc
index e555c21ad7..1aa329e43a 100644
--- a/src/google/protobuf/message_unittest.inc
+++ b/src/google/protobuf/message_unittest.inc
@@ -1307,6 +1307,15 @@ TEST(MESSAGE_TEST_NAME, MOMIParserEdgeCases) {
   }
 }
 
+TEST(MESSAGE_TEST_NAME, MessageTraitsWork) {
+  EXPECT_EQ(
+      &UNITTEST::TestAllTypes::default_instance(),
+      internal::MessageTraits<UNITTEST::TestAllTypes>::default_instance());
+  EXPECT_EQ(
+      internal::GetClassData(UNITTEST::TestAllTypes::default_instance()),
+      internal::MessageTraits<UNITTEST::TestAllTypes>::class_data());
+}
+
 
 TEST(MESSAGE_TEST_NAME, CheckSerializationWhenInterleavedExtensions) {
   UNITTEST::TestExtensionRangeSerialize in_message;