Update protos file, generated files, and record a new conformance test failure. (#1753)

Author: thomasvl

Protos/Conformance/editions/test_messages_proto2_editions.proto

@@ -316,6 +316,8 @@ message TestAllTypesProto2 {
   // Reserved for unknown fields test.
   reserved 1000 to 9999;
 
+  MessageSetCorrect message_set_correct = 500;
+
   // message_set test case.
   message MessageSetCorrect {
     option message_set_wire_format = true;
@@ -338,6 +340,17 @@ message TestAllTypesProto2 {
 
     int32 i = 9;
   }
+
+  message ExtensionWithOneof {
+    oneof oneof_field {
+      int32 a = 1;
+      int32 b = 2;
+    }
+
+    extend MessageSetCorrect {
+      ExtensionWithOneof extension_with_oneof = 123456789;
+    }
+  }
 }
 
 message ForeignMessageProto2 {
@@ -640,3 +653,28 @@ message TestAllRequiredTypesProto2 {
     ];
   }
 }
+
+message TestLargeOneof {
+  message A1 {
+  }
+
+  message A2 {
+  }
+
+  message A3 {
+  }
+
+  message A4 {
+  }
+
+  message A5 {
+  }
+
+  oneof large_oneof {
+    A1 a1 = 1;
+    A2 a2 = 2;
+    A3 a3 = 3;
+    A4 a4 = 4;
+    A5 a5 = 5;
+  }
+}

Protos/Conformance/google/protobuf/test_messages_proto2.proto

@@ -219,6 +219,8 @@ message TestAllTypesProto2 {
   // Reserved for unknown fields test.
   reserved 1000 to 9999;
 
+  optional MessageSetCorrect message_set_correct = 500;
+
   // message_set test case.
   message MessageSetCorrect {
     option message_set_wire_format = true;
@@ -239,6 +241,16 @@ message TestAllTypesProto2 {
     }
     optional int32 i = 9;
   }
+
+  message ExtensionWithOneof {
+    oneof oneof_field {
+      int32 a = 1;
+      int32 b = 2;
+    }
+    extend MessageSetCorrect {
+      optional ExtensionWithOneof extension_with_oneof = 123456789;
+    }
+  }
 }
 
 message ForeignMessageProto2 {
@@ -385,3 +397,18 @@ message TestAllRequiredTypesProto2 {
     required int32 i = 9;
   }
 }
+
+message TestLargeOneof {
+  message A1 {}
+  message A2 {}
+  message A3 {}
+  message A4 {}
+  message A5 {}
+  oneof large_oneof {
+    A1 a1 = 1;
+    A2 a2 = 2;
+    A3 a3 = 3;
+    A4 a4 = 4;
+    A5 a5 = 5;
+  }
+}

Protos/SwiftProtobuf/google/protobuf/descriptor.proto

@@ -1098,6 +1098,29 @@ message FeatureSet {
     edition_defaults = { edition: EDITION_PROTO3, value: "ALLOW" }
   ];
 
+  enum EnforceNamingStyle {
+    ENFORCE_NAMING_STYLE_UNKNOWN = 0;
+    STYLE2024 = 1;
+    STYLE_LEGACY = 2;
+  }
+  optional EnforceNamingStyle enforce_naming_style = 7 [
+    retention = RETENTION_SOURCE,
+    targets = TARGET_TYPE_FILE,
+    targets = TARGET_TYPE_EXTENSION_RANGE,
+    targets = TARGET_TYPE_MESSAGE,
+    targets = TARGET_TYPE_FIELD,
+    targets = TARGET_TYPE_ONEOF,
+    targets = TARGET_TYPE_ENUM,
+    targets = TARGET_TYPE_ENUM_ENTRY,
+    targets = TARGET_TYPE_SERVICE,
+    targets = TARGET_TYPE_METHOD,
+    feature_support = {
+      edition_introduced: EDITION_2024,
+    },
+    edition_defaults = { edition: EDITION_LEGACY, value: "STYLE_LEGACY" },
+    edition_defaults = { edition: EDITION_2024, value: "STYLE2024" }
+  ];
+
   reserved 999;
 
   extensions 1000 to 9994 [