Exclude some proto messages from proto comparison in IC

build-common/src/org/jetbrains/kotlin/incremental/ProtoCompareGenerated.kt

@@ -53,11 +53,6 @@ open class ProtoCompareGenerated(
 
         if (!checkEqualsPackageTypeAlias(old, new)) return false
 
-        if (old.hasTypeTable() != new.hasTypeTable()) return false
-        if (old.hasTypeTable()) {
-            if (!checkEquals(old.typeTable, new.typeTable)) return false
-        }
-
         if (old.hasVersionRequirementTable() != new.hasVersionRequirementTable()) return false
         if (old.hasVersionRequirementTable()) {
             if (!checkEquals(old.versionRequirementTable, new.versionRequirementTable)) return false
@@ -98,7 +93,6 @@ open class ProtoCompareGenerated(
         FUNCTION_LIST,
         PROPERTY_LIST,
         TYPE_ALIAS_LIST,
-        TYPE_TABLE,
         VERSION_REQUIREMENT_TABLE,
         JVM_EXT_PACKAGE_MODULE_NAME,
         JVM_EXT_PACKAGE_LOCAL_VARIABLE_LIST,
@@ -116,11 +110,6 @@ open class ProtoCompareGenerated(
 
         if (!checkEqualsPackageTypeAlias(old, new)) result.add(ProtoBufPackageKind.TYPE_ALIAS_LIST)
 
-        if (old.hasTypeTable() != new.hasTypeTable()) result.add(ProtoBufPackageKind.TYPE_TABLE)
-        if (old.hasTypeTable()) {
-            if (!checkEquals(old.typeTable, new.typeTable)) result.add(ProtoBufPackageKind.TYPE_TABLE)
-        }
-
         if (old.hasVersionRequirementTable() != new.hasVersionRequirementTable()) result.add(ProtoBufPackageKind.VERSION_REQUIREMENT_TABLE)
         if (old.hasVersionRequirementTable()) {
             if (!checkEquals(old.versionRequirementTable, new.versionRequirementTable)) result.add(ProtoBufPackageKind.VERSION_REQUIREMENT_TABLE)
@@ -191,11 +180,6 @@ open class ProtoCompareGenerated(
 
         if (!checkEqualsClassSealedSubclassFqName(old, new)) return false
 
-        if (old.hasTypeTable() != new.hasTypeTable()) return false
-        if (old.hasTypeTable()) {
-            if (!checkEquals(old.typeTable, new.typeTable)) return false
-        }
-
         if (!checkEqualsClassVersionRequirement(old, new)) return false
 
         if (old.hasVersionRequirementTable() != new.hasVersionRequirementTable()) return false
@@ -275,7 +259,6 @@ open class ProtoCompareGenerated(
         TYPE_ALIAS_LIST,
         ENUM_ENTRY_LIST,
         SEALED_SUBCLASS_FQ_NAME_LIST,
-        TYPE_TABLE,
         VERSION_REQUIREMENT_LIST,
         VERSION_REQUIREMENT_TABLE,
         JVM_EXT_CLASS_MODULE_NAME,
@@ -323,11 +306,6 @@ open class ProtoCompareGenerated(
 
         if (!checkEqualsClassSealedSubclassFqName(old, new)) result.add(ProtoBufClassKind.SEALED_SUBCLASS_FQ_NAME_LIST)
 
-        if (old.hasTypeTable() != new.hasTypeTable()) result.add(ProtoBufClassKind.TYPE_TABLE)
-        if (old.hasTypeTable()) {
-            if (!checkEquals(old.typeTable, new.typeTable)) result.add(ProtoBufClassKind.TYPE_TABLE)
-        }
-
         if (!checkEqualsClassVersionRequirement(old, new)) result.add(ProtoBufClassKind.VERSION_REQUIREMENT_LIST)
 
         if (old.hasVersionRequirementTable() != new.hasVersionRequirementTable()) result.add(ProtoBufClassKind.VERSION_REQUIREMENT_TABLE)
@@ -431,11 +409,6 @@ open class ProtoCompareGenerated(
 
         if (!checkEqualsFunctionValueParameter(old, new)) return false
 
-        if (old.hasTypeTable() != new.hasTypeTable()) return false
-        if (old.hasTypeTable()) {
-            if (!checkEquals(old.typeTable, new.typeTable)) return false
-        }
-
         if (!checkEqualsFunctionVersionRequirement(old, new)) return false
 
         if (old.hasContract() != new.hasContract()) return false
@@ -711,17 +684,6 @@ open class ProtoCompareGenerated(
         return true
     }
 
-    open fun checkEquals(old: ProtoBuf.TypeTable, new: ProtoBuf.TypeTable): Boolean {
-        if (!checkEqualsTypeTableType(old, new)) return false
-
-        if (old.hasFirstNullable() != new.hasFirstNullable()) return false
-        if (old.hasFirstNullable()) {
-            if (old.firstNullable != new.firstNullable) return false
-        }
-
-        return true
-    }
-
     open fun checkEquals(old: ProtoBuf.VersionRequirementTable, new: ProtoBuf.VersionRequirementTable): Boolean {
         if (!checkEqualsVersionRequirementTableRequirement(old, new)) return false
 
@@ -1504,16 +1466,6 @@ open class ProtoCompareGenerated(
         return true
     }
 
-    open fun checkEqualsTypeTableType(old: ProtoBuf.TypeTable, new: ProtoBuf.TypeTable): Boolean {
-        if (old.typeCount != new.typeCount) return false
-
-        for(i in 0..old.typeCount - 1) {
-            if (!checkEquals(old.getType(i), new.getType(i))) return false
-        }
-
-        return true
-    }
-
     open fun checkEqualsVersionRequirementTableRequirement(old: ProtoBuf.VersionRequirementTable, new: ProtoBuf.VersionRequirementTable): Boolean {
         if (old.requirementCount != new.requirementCount) return false
 
@@ -1683,10 +1635,6 @@ fun ProtoBuf.Package.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int)
         hashCode = 31 * hashCode + getTypeAlias(i).hashCode(stringIndexes, fqNameIndexes, typeById)
     }
 
-    if (hasTypeTable()) {
-        hashCode = 31 * hashCode + typeTable.hashCode(stringIndexes, fqNameIndexes, typeById)
-    }
-
     if (hasVersionRequirementTable()) {
         hashCode = 31 * hashCode + versionRequirementTable.hashCode(stringIndexes, fqNameIndexes, typeById)
     }
@@ -1767,10 +1715,6 @@ fun ProtoBuf.Class.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int) ->
         hashCode = 31 * hashCode + fqNameIndexes(getSealedSubclassFqName(i))
     }
 
-    if (hasTypeTable()) {
-        hashCode = 31 * hashCode + typeTable.hashCode(stringIndexes, fqNameIndexes, typeById)
-    }
-
     for(i in 0..versionRequirementCount - 1) {
         hashCode = 31 * hashCode + getVersionRequirement(i)
     }
@@ -1851,10 +1795,6 @@ fun ProtoBuf.Function.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int)
         hashCode = 31 * hashCode + getValueParameter(i).hashCode(stringIndexes, fqNameIndexes, typeById)
     }
 
-    if (hasTypeTable()) {
-        hashCode = 31 * hashCode + typeTable.hashCode(stringIndexes, fqNameIndexes, typeById)
-    }
-
     for(i in 0..versionRequirementCount - 1) {
         hashCode = 31 * hashCode + getVersionRequirement(i)
     }
@@ -2058,20 +1998,6 @@ fun ProtoBuf.TypeAlias.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int
     return hashCode
 }
 
-fun ProtoBuf.TypeTable.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int) -> Int, typeById: (Int) -> ProtoBuf.Type): Int {
-    var hashCode = 1
-
-    for(i in 0..typeCount - 1) {
-        hashCode = 31 * hashCode + getType(i).hashCode(stringIndexes, fqNameIndexes, typeById)
-    }
-
-    if (hasFirstNullable()) {
-        hashCode = 31 * hashCode + firstNullable
-    }
-
-    return hashCode
-}
-
 fun ProtoBuf.VersionRequirementTable.hashCode(stringIndexes: (Int) -> Int, fqNameIndexes: (Int) -> Int, typeById: (Int) -> ProtoBuf.Type): Int {
     var hashCode = 1
 

build-common/src/org/jetbrains/kotlin/incremental/protoDifferenceUtils.kt

@@ -239,9 +239,6 @@ class DifferenceCalculatorForClass(
                     //     when (x as Base) { is Impl -> ... }
                     areSubclassesAffected = true
                 }
-                ProtoBufClassKind.TYPE_TABLE -> {
-                    // TODO
-                }
                 ProtoBufClassKind.VERSION_REQUIREMENT_LIST,
                 ProtoBufClassKind.VERSION_REQUIREMENT_TABLE -> {
                     // TODO
@@ -317,7 +314,6 @@ class DifferenceCalculatorForPackageFacade(
                     names.addAll(calcDifferenceForNonPrivateMembers(ProtoBuf.Package::getPropertyList))
                 ProtoBufPackageKind.TYPE_ALIAS_LIST ->
                     names.addAll(calcDifferenceForNonPrivateMembers(ProtoBuf.Package::getTypeAliasList))
-                ProtoBufPackageKind.TYPE_TABLE,
                 ProtoBufPackageKind.VERSION_REQUIREMENT_TABLE,
                 ProtoBufPackageKind.JVM_EXT_PACKAGE_MODULE_NAME,
                 ProtoBufPackageKind.JS_EXT_PACKAGE_FQ_NAME -> {

build-common/test/org/jetbrains/kotlin/library/metadata/DebugKlibMetadataProtoBuf.java

@@ -3473,79 +3473,78 @@ public final class DebugKlibMetadataProtoBuf {
       "ackage_fragment_name\030\007 \003(\t\022\025\n\rempty_pack" +
       "age\030\010 \003(\t\0229\n\004file\030\t \003(\0132+.org.jetbrains." +
       "kotlin.library.metadata.File\"\024\n\004File\022\014\n\004" +
-      "name\030\001 \002(\t\"!\n\020DescriptorUniqId\022\r\n\005index\030" +
-      "\001 \002(\003:@\n\017package_fq_name\022&.org.jetbrains" +
-      ".kotlin.metadata.Package\030\253\001 \001(\005:j\n\020class" +
-      "_annotation\022$.org.jetbrains.kotlin.metad" +
-      "ata.Class\030\252\001 \003(\0132).org.jetbrains.kotlin." +
-      "metadata.Annotation:?\n\nclass_file\022$.org.",
-      "jetbrains.kotlin.metadata.Class\030\257\001 \001(\005B\004" +
-      "\200\265\030\001:{\n\rclass_uniq_id\022$.org.jetbrains.ko" +
-      "tlin.metadata.Class\030\253\001 \001(\01327.org.jetbrai" +
-      "ns.kotlin.library.metadata.DescriptorUni" +
-      "qIdB\004\200\265\030\001:v\n\026constructor_annotation\022*.or" +
+      "name\030\001 \002(\t\"\'\n\020DescriptorUniqId\022\r\n\005index\030" +
+      "\001 \002(\003:\004\240\273\030\001:@\n\017package_fq_name\022&.org.jet" +
+      "brains.kotlin.metadata.Package\030\253\001 \001(\005:j\n" +
+      "\020class_annotation\022$.org.jetbrains.kotlin" +
+      ".metadata.Class\030\252\001 \003(\0132).org.jetbrains.k" +
+      "otlin.metadata.Annotation:?\n\nclass_file\022",
+      "$.org.jetbrains.kotlin.metadata.Class\030\257\001" +
+      " \001(\005B\004\200\265\030\001:u\n\rclass_uniq_id\022$.org.jetbra" +
+      "ins.kotlin.metadata.Class\030\253\001 \001(\01327.org.j" +
+      "etbrains.kotlin.library.metadata.Descrip" +
+      "torUniqId:v\n\026constructor_annotation\022*.or" +
       "g.jetbrains.kotlin.metadata.Constructor\030" +
       "\252\001 \003(\0132).org.jetbrains.kotlin.metadata.A" +
-      "nnotation:\207\001\n\023constructor_uniq_id\022*.org." +
+      "nnotation:\201\001\n\023constructor_uniq_id\022*.org." +
       "jetbrains.kotlin.metadata.Constructor\030\254\001" +
       " \001(\01327.org.jetbrains.kotlin.library.meta",
-      "data.DescriptorUniqIdB\004\200\265\030\001:p\n\023function_" +
-      "annotation\022\'.org.jetbrains.kotlin.metada" +
-      "ta.Function\030\252\001 \003(\0132).org.jetbrains.kotli" +
-      "n.metadata.Annotation:E\n\rfunction_file\022\'" +
-      ".org.jetbrains.kotlin.metadata.Function\030" +
-      "\254\001 \001(\005B\004\200\265\030\001:\201\001\n\020function_uniq_id\022\'.org." +
-      "jetbrains.kotlin.metadata.Function\030\255\001 \001(" +
-      "\01327.org.jetbrains.kotlin.library.metadat" +
-      "a.DescriptorUniqIdB\004\200\265\030\001:p\n\023property_ann" +
-      "otation\022\'.org.jetbrains.kotlin.metadata.",
-      "Property\030\252\001 \003(\0132).org.jetbrains.kotlin.m" +
-      "etadata.Annotation:w\n\032property_getter_an" +
-      "notation\022\'.org.jetbrains.kotlin.metadata" +
-      ".Property\030\261\001 \003(\0132).org.jetbrains.kotlin." +
-      "metadata.Annotation:w\n\032property_setter_a" +
-      "nnotation\022\'.org.jetbrains.kotlin.metadat" +
-      "a.Property\030\262\001 \003(\0132).org.jetbrains.kotlin" +
-      ".metadata.Annotation:~\n\022compile_time_val" +
-      "ue\022\'.org.jetbrains.kotlin.metadata.Prope" +
-      "rty\030\255\001 \001(\01328.org.jetbrains.kotlin.metada",
-      "ta.Annotation.Argument.Value:E\n\rproperty" +
-      "_file\022\'.org.jetbrains.kotlin.metadata.Pr" +
-      "operty\030\260\001 \001(\005B\004\200\265\030\001:\201\001\n\020property_uniq_id" +
-      "\022\'.org.jetbrains.kotlin.metadata.Propert" +
-      "y\030\263\001 \001(\01327.org.jetbrains.kotlin.library." +
-      "metadata.DescriptorUniqIdB\004\200\265\030\001:s\n\025enum_" +
-      "entry_annotation\022(.org.jetbrains.kotlin." +
-      "metadata.EnumEntry\030\252\001 \003(\0132).org.jetbrain" +
-      "s.kotlin.metadata.Annotation:E\n\022enum_ent" +
-      "ry_ordinal\022(.org.jetbrains.kotlin.metada",
-      "ta.EnumEntry\030\253\001 \001(\005:\204\001\n\022enum_entry_uniq_" +
-      "id\022(.org.jetbrains.kotlin.metadata.EnumE" +
-      "ntry\030\254\001 \001(\01327.org.jetbrains.kotlin.libra" +
-      "ry.metadata.DescriptorUniqIdB\004\200\265\030\001:w\n\024pa" +
-      "rameter_annotation\022-.org.jetbrains.kotli" +
-      "n.metadata.ValueParameter\030\252\001 \003(\0132).org.j" +
-      "etbrains.kotlin.metadata.Annotation:h\n\017t" +
-      "ype_annotation\022#.org.jetbrains.kotlin.me" +
-      "tadata.Type\030\252\001 \003(\0132).org.jetbrains.kotli" +
-      "n.metadata.Annotation:{\n\031type_parameter_",
-      "annotation\022,.org.jetbrains.kotlin.metada" +
-      "ta.TypeParameter\030\252\001 \003(\0132).org.jetbrains." +
-      "kotlin.metadata.Annotation:\210\001\n\022type_para" +
-      "m_uniq_id\022,.org.jetbrains.kotlin.metadat" +
-      "a.TypeParameter\030\253\001 \001(\01327.org.jetbrains.k" +
-      "otlin.library.metadata.DescriptorUniqIdB" +
-      "\004\200\265\030\001:U\n\026package_fragment_files\022..org.je" +
+      "data.DescriptorUniqId:p\n\023function_annota" +
+      "tion\022\'.org.jetbrains.kotlin.metadata.Fun" +
+      "ction\030\252\001 \003(\0132).org.jetbrains.kotlin.meta" +
+      "data.Annotation:E\n\rfunction_file\022\'.org.j" +
+      "etbrains.kotlin.metadata.Function\030\254\001 \001(\005" +
+      "B\004\200\265\030\001:{\n\020function_uniq_id\022\'.org.jetbrai" +
+      "ns.kotlin.metadata.Function\030\255\001 \001(\01327.org" +
+      ".jetbrains.kotlin.library.metadata.Descr" +
+      "iptorUniqId:p\n\023property_annotation\022\'.org" +
+      ".jetbrains.kotlin.metadata.Property\030\252\001 \003",
+      "(\0132).org.jetbrains.kotlin.metadata.Annot" +
+      "ation:w\n\032property_getter_annotation\022\'.or" +
+      "g.jetbrains.kotlin.metadata.Property\030\261\001 " +
+      "\003(\0132).org.jetbrains.kotlin.metadata.Anno" +
+      "tation:w\n\032property_setter_annotation\022\'.o" +
+      "rg.jetbrains.kotlin.metadata.Property\030\262\001" +
+      " \003(\0132).org.jetbrains.kotlin.metadata.Ann" +
+      "otation:~\n\022compile_time_value\022\'.org.jetb" +
+      "rains.kotlin.metadata.Property\030\255\001 \001(\01328." +
+      "org.jetbrains.kotlin.metadata.Annotation",
+      ".Argument.Value:E\n\rproperty_file\022\'.org.j" +
+      "etbrains.kotlin.metadata.Property\030\260\001 \001(\005" +
+      "B\004\200\265\030\001:{\n\020property_uniq_id\022\'.org.jetbrai" +
+      "ns.kotlin.metadata.Property\030\263\001 \001(\01327.org" +
+      ".jetbrains.kotlin.library.metadata.Descr" +
+      "iptorUniqId:s\n\025enum_entry_annotation\022(.o" +
+      "rg.jetbrains.kotlin.metadata.EnumEntry\030\252" +
+      "\001 \003(\0132).org.jetbrains.kotlin.metadata.An" +
+      "notation:E\n\022enum_entry_ordinal\022(.org.jet" +
+      "brains.kotlin.metadata.EnumEntry\030\253\001 \001(\005:",
+      "~\n\022enum_entry_uniq_id\022(.org.jetbrains.ko" +
+      "tlin.metadata.EnumEntry\030\254\001 \001(\01327.org.jet" +
+      "brains.kotlin.library.metadata.Descripto" +
+      "rUniqId:w\n\024parameter_annotation\022-.org.je" +
+      "tbrains.kotlin.metadata.ValueParameter\030\252" +
+      "\001 \003(\0132).org.jetbrains.kotlin.metadata.An" +
+      "notation:h\n\017type_annotation\022#.org.jetbra" +
+      "ins.kotlin.metadata.Type\030\252\001 \003(\0132).org.je" +
+      "tbrains.kotlin.metadata.Annotation:{\n\031ty" +
+      "pe_parameter_annotation\022,.org.jetbrains.",
+      "kotlin.metadata.TypeParameter\030\252\001 \003(\0132).o" +
+      "rg.jetbrains.kotlin.metadata.Annotation:" +
+      "\202\001\n\022type_param_uniq_id\022,.org.jetbrains.k" +
+      "otlin.metadata.TypeParameter\030\253\001 \001(\01327.or" +
+      "g.jetbrains.kotlin.library.metadata.Desc" +
+      "riptorUniqId:U\n\026package_fragment_files\022." +
+      ".org.jetbrains.kotlin.metadata.PackageFr" +
+      "agment\030\252\001 \003(\005B\004\200\265\030\001:A\n\010is_empty\022..org.je" +
       "tbrains.kotlin.metadata.PackageFragment\030" +
-      "\252\001 \003(\005B\004\200\265\030\001:A\n\010is_empty\022..org.jetbrains" +
-      ".kotlin.metadata.PackageFragment\030\254\001 \001(\010:",
-      "@\n\007fq_name\022..org.jetbrains.kotlin.metada" +
-      "ta.PackageFragment\030\255\001 \001(\t:G\n\nclass_name\022" +
-      "..org.jetbrains.kotlin.metadata.PackageF" +
-      "ragment\030\256\001 \003(\005B\002\020\001:\204\001\n\022type_alias_uniq_i" +
-      "d\022(.org.jetbrains.kotlin.metadata.TypeAl" +
-      "ias\030\203\001 \001(\01327.org.jetbrains.kotlin.librar" +
-      "y.metadata.DescriptorUniqIdB\004\200\265\030\001B\033B\031Deb" +
+      "\254\001 \001(\010:@\n\007fq_name\022..org.jetbrains.kotlin",
+      ".metadata.PackageFragment\030\255\001 \001(\t:G\n\nclas" +
+      "s_name\022..org.jetbrains.kotlin.metadata.P" +
+      "ackageFragment\030\256\001 \003(\005B\002\020\001:~\n\022type_alias_" +
+      "uniq_id\022(.org.jetbrains.kotlin.metadata." +
+      "TypeAlias\030\203\001 \001(\01327.org.jetbrains.kotlin." +
+      "library.metadata.DescriptorUniqIdB\033B\031Deb" +
       "ugKlibMetadataProtoBuf"
     };
     org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
@@ -3609,13 +3608,7 @@ public final class DebugKlibMetadataProtoBuf {
     typeAliasUniqId.internalInit(descriptor.getExtensions().get(26));
     org.jetbrains.kotlin.protobuf.ExtensionRegistry registry =
         org.jetbrains.kotlin.protobuf.ExtensionRegistry.newInstance();
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
-    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
+    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipMessageInComparison);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipInComparison);

build-common/test/org/jetbrains/kotlin/metadata/DebugExtOptionsProtoBuf.java

@@ -12,6 +12,7 @@ public final class DebugExtOptionsProtoBuf {
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.fqNameIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.stringIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.typeIdInTable);
+    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipMessageInComparison);
   }
   public static final int SKIP_IN_COMPARISON_FIELD_NUMBER = 50000;
   /**
@@ -68,6 +69,17 @@ public final class DebugExtOptionsProtoBuf {
           .newFileScopedGeneratedExtension(
         java.lang.Boolean.class,
         null);
+  public static final int SKIP_MESSAGE_IN_COMPARISON_FIELD_NUMBER = 50100;
+  /**
+   * <code>extend .google.protobuf.MessageOptions { ... }</code>
+   */
+  public static final
+    org.jetbrains.kotlin.protobuf.GeneratedMessage.GeneratedExtension<
+      org.jetbrains.kotlin.protobuf.DescriptorProtos.MessageOptions,
+      java.lang.Boolean> skipMessageInComparison = org.jetbrains.kotlin.protobuf.GeneratedMessage
+          .newFileScopedGeneratedExtension(
+        java.lang.Boolean.class,
+        null);
 
   public static org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor
       getDescriptor() {
@@ -87,7 +99,9 @@ public final class DebugExtOptionsProtoBuf {
       "ns\030\322\206\003 \001(\010:;\n\022string_id_in_table\022\035.googl" +
       "e.protobuf.FieldOptions\030\323\206\003 \001(\010:9\n\020type_" +
       "id_in_table\022\035.google.protobuf.FieldOptio",
-      "ns\030\324\206\003 \001(\010B\031B\027DebugExtOptionsProtoBuf"
+      "ns\030\324\206\003 \001(\010:E\n\032skip_message_in_comparison" +
+      "\022\037.google.protobuf.MessageOptions\030\264\207\003 \001(" +
+      "\010B\031B\027DebugExtOptionsProtoBuf"
     };
     org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
         new org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor.    InternalDescriptorAssigner() {
@@ -107,6 +121,7 @@ public final class DebugExtOptionsProtoBuf {
     fqNameIdInTable.internalInit(descriptor.getExtensions().get(2));
     stringIdInTable.internalInit(descriptor.getExtensions().get(3));
     typeIdInTable.internalInit(descriptor.getExtensions().get(4));
+    skipMessageInComparison.internalInit(descriptor.getExtensions().get(5));
     org.jetbrains.kotlin.protobuf.DescriptorProtos.getDescriptor();
   }
 

build-common/test/org/jetbrains/kotlin/metadata/DebugProtoBuf.java

@@ -34302,194 +34302,194 @@ public final class DebugProtoBuf {
     java.lang.String[] descriptorData = {
       "\n&core/metadata/src/metadata.debug.proto" +
       "\022\035org.jetbrains.kotlin.metadata\032)core/me" +
-      "tadata/src/ext_options.debug.proto\"\035\n\013St" +
-      "ringTable\022\016\n\006string\030\001 \003(\t\"\276\002\n\022QualifiedN" +
-      "ameTable\022W\n\016qualified_name\030\001 \003(\0132?.org.j" +
-      "etbrains.kotlin.metadata.QualifiedNameTa" +
-      "ble.QualifiedName\032\316\001\n\rQualifiedName\022!\n\025p" +
-      "arent_qualified_name\030\001 \001(\005:\002-1\022\022\n\nshort_" +
-      "name\030\002 \002(\005\022[\n\004kind\030\003 \001(\0162D.org.jetbrains" +
-      ".kotlin.metadata.QualifiedNameTable.Qual",
-      "ifiedName.Kind:\007PACKAGE\")\n\004Kind\022\t\n\005CLASS" +
-      "\020\000\022\013\n\007PACKAGE\020\001\022\t\n\005LOCAL\020\002\"\226\006\n\nAnnotatio" +
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+      "jetbrains.kotlin.metadata.TypeParameter." +
+      "Variance:\003INV\0228\n\013upper_bound\030\005 \003(\0132#.org" +
+      ".jetbrains.kotlin.metadata.Type\022\036\n\016upper" +
+      "_bound_id\030\006 \003(\005B\006\020\001\240\265\030\001\"$\n\010Variance\022\006\n\002I" +
+      "N\020\000\022\007\n\003OUT\020\001\022\007\n\003INV\020\002*\005\010d\020\350\007\"\250\007\n\005Class\022\020" +
+      "\n\005flags\030\001 \001(\005:\0016\022\025\n\007fq_name\030\003 \002(\005B\004\220\265\030\001\022",
+      "#\n\025companion_object_name\030\004 \001(\005B\004\210\265\030\001\022D\n\016" +
+      "type_parameter\030\005 \003(\0132,.org.jetbrains.kot" +
+      "lin.metadata.TypeParameter\0226\n\tsupertype\030" +
+      "\006 \003(\0132#.org.jetbrains.kotlin.metadata.Ty" +
+      "pe\022\034\n\014supertype_id\030\002 \003(\005B\006\020\001\240\265\030\001\022!\n\021nest" +
+      "ed_class_name\030\007 \003(\005B\006\020\001\210\265\030\001\022?\n\013construct" +
+      "or\030\010 \003(\0132*.org.jetbrains.kotlin.metadata" +
+      ".Constructor\0229\n\010function\030\t \003(\0132\'.org.jet" +
+      "brains.kotlin.metadata.Function\0229\n\010prope" +
+      "rty\030\n \003(\0132\'.org.jetbrains.kotlin.metadat",
+      "a.Property\022<\n\ntype_alias\030\013 \003(\0132(.org.jet" +
+      "brains.kotlin.metadata.TypeAlias\022<\n\nenum" +
+      "_entry\030\r \003(\0132(.org.jetbrains.kotlin.meta" +
+      "data.EnumEntry\022\'\n\027sealed_subclass_fq_nam" +
+      "e\030\020 \003(\005B\006\020\001\220\265\030\001\022<\n\ntype_table\030\036 \001(\0132(.or" +
+      "g.jetbrains.kotlin.metadata.TypeTable\022\033\n" +
+      "\023version_requirement\030\037 \003(\005\022Y\n\031version_re" +
+      "quirement_table\030  \001(\01326.org.jetbrains.ko" +
+      "tlin.metadata.VersionRequirementTable\"x\n" +
+      "\004Kind\022\t\n\005CLASS\020\000\022\r\n\tINTERFACE\020\001\022\016\n\nENUM_",
+      "CLASS\020\002\022\016\n\nENUM_ENTRY\020\003\022\024\n\020ANNOTATION_CL" +
+      "ASS\020\004\022\n\n\006OBJECT\020\005\022\024\n\020COMPANION_OBJECT\020\006*" +
+      "\006\010d\020\270\224\001\"\335\002\n\007Package\0229\n\010function\030\003 \003(\0132\'." +
+      "org.jetbrains.kotlin.metadata.Function\0229" +
+      "\n\010property\030\004 \003(\0132\'.org.jetbrains.kotlin." +
+      "metadata.Property\022<\n\ntype_alias\030\005 \003(\0132(." +
+      "org.jetbrains.kotlin.metadata.TypeAlias\022" +
+      "<\n\ntype_table\030\036 \001(\0132(.org.jetbrains.kotl" +
+      "in.metadata.TypeTable\022Y\n\031version_require" +
+      "ment_table\030  \001(\01326.org.jetbrains.kotlin.",
+      "metadata.VersionRequirementTable*\005\010d\020\310\001\"" +
+      "`\n\tTypeTable\0221\n\004type\030\001 \003(\0132#.org.jetbrai" +
+      "ns.kotlin.metadata.Type\022\032\n\016first_nullabl" +
+      "e\030\002 \001(\005:\002-1:\004\240\273\030\001\"\214\001\n\013Constructor\022\020\n\005fla" +
+      "gs\030\001 \001(\005:\0016\022F\n\017value_parameter\030\002 \003(\0132-.o" +
+      "rg.jetbrains.kotlin.metadata.ValueParame" +
+      "ter\022\033\n\023version_requirement\030\037 \003(\005*\006\010d\020\270\224\001" +
+      "\"\246\004\n\010Function\022\020\n\005flags\030\t \001(\005:\0016\022\024\n\told_f" +
+      "lags\030\001 \001(\005:\0016\022\022\n\004name\030\002 \002(\005B\004\210\265\030\001\0228\n\013ret" +
+      "urn_type\030\003 \001(\0132#.org.jetbrains.kotlin.me",
+      "tadata.Type\022\034\n\016return_type_id\030\007 \001(\005B\004\240\265\030" +
+      "\001\022D\n\016type_parameter\030\004 \003(\0132,.org.jetbrain" +
+      "s.kotlin.metadata.TypeParameter\022:\n\rrecei" +
+      "ver_type\030\005 \001(\0132#.org.jetbrains.kotlin.me" +
+      "tadata.Type\022\036\n\020receiver_type_id\030\010 \001(\005B\004\240" +
+      "\265\030\001\022F\n\017value_parameter\030\006 \003(\0132-.org.jetbr" +
+      "ains.kotlin.metadata.ValueParameter\022<\n\nt" +
+      "ype_table\030\036 \001(\0132(.org.jetbrains.kotlin.m" +
+      "etadata.TypeTable\022\033\n\023version_requirement" +
+      "\030\037 \003(\005\0229\n\010contract\030  \001(\0132\'.org.jetbrains",
+      ".kotlin.metadata.Contract*\006\010d\020\270\224\001\"\345\003\n\010Pr" +
+      "operty\022\022\n\005flags\030\013 \001(\005:\003518\022\027\n\told_flags\030" +
+      "\001 \001(\005:\0042054\022\022\n\004name\030\002 \002(\005B\004\210\265\030\001\0228\n\013retur" +
+      "n_type\030\003 \001(\0132#.org.jetbrains.kotlin.meta" +
+      "data.Type\022\034\n\016return_type_id\030\t \001(\005B\004\240\265\030\001\022" +
+      "D\n\016type_parameter\030\004 \003(\0132,.org.jetbrains." +
+      "kotlin.metadata.TypeParameter\022:\n\rreceive" +
+      "r_type\030\005 \001(\0132#.org.jetbrains.kotlin.meta" +
+      "data.Type\022\036\n\020receiver_type_id\030\n \001(\005B\004\240\265\030" +
+      "\001\022M\n\026setter_value_parameter\030\006 \001(\0132-.org.",
+      "jetbrains.kotlin.metadata.ValueParameter" +
+      "\022\024\n\014getter_flags\030\007 \001(\005\022\024\n\014setter_flags\030\010" +
+      " \001(\005\022\033\n\023version_requirement\030\037 \003(\005*\006\010d\020\270\224" +
+      "\001\"\357\001\n\016ValueParameter\022\020\n\005flags\030\001 \001(\005:\0010\022\022" +
+      "\n\004name\030\002 \002(\005B\004\210\265\030\001\0221\n\004type\030\003 \001(\0132#.org.j" +
+      "etbrains.kotlin.metadata.Type\022\025\n\007type_id" +
+      "\030\005 \001(\005B\004\240\265\030\001\022@\n\023vararg_element_type\030\004 \001(" +
+      "\0132#.org.jetbrains.kotlin.metadata.Type\022$" +
+      "\n\026vararg_element_type_id\030\006 \001(\005B\004\240\265\030\001*\005\010d" +
+      "\020\310\001\"\226\003\n\tTypeAlias\022\020\n\005flags\030\001 \001(\005:\0016\022\022\n\004n",
+      "ame\030\002 \002(\005B\004\210\265\030\001\022D\n\016type_parameter\030\003 \003(\0132" +
+      ",.org.jetbrains.kotlin.metadata.TypePara" +
+      "meter\022<\n\017underlying_type\030\004 \001(\0132#.org.jet" +
+      "brains.kotlin.metadata.Type\022 \n\022underlyin" +
+      "g_type_id\030\005 \001(\005B\004\240\265\030\001\022:\n\rexpanded_type\030\006" +
+      " \001(\0132#.org.jetbrains.kotlin.metadata.Typ" +
+      "e\022\036\n\020expanded_type_id\030\007 \001(\005B\004\240\265\030\001\022=\n\nann" +
+      "otation\030\010 \003(\0132).org.jetbrains.kotlin.met" +
+      "adata.Annotation\022\033\n\023version_requirement\030" +
+      "\037 \003(\005*\005\010d\020\310\001\"&\n\tEnumEntry\022\022\n\004name\030\001 \001(\005B",
+      "\004\210\265\030\001*\005\010d\020\310\001\"\225\003\n\022VersionRequirement\022\017\n\007v" +
+      "ersion\030\001 \001(\005\022\024\n\014version_full\030\002 \001(\005\022M\n\005le" +
+      "vel\030\003 \001(\01627.org.jetbrains.kotlin.metadat" +
+      "a.VersionRequirement.Level:\005ERROR\022\022\n\nerr" +
+      "or_code\030\004 \001(\005\022\025\n\007message\030\005 \001(\005B\004\230\265\030\001\022e\n\014" +
+      "version_kind\030\006 \001(\0162=.org.jetbrains.kotli" +
+      "n.metadata.VersionRequirement.VersionKin" +
+      "d:\020LANGUAGE_VERSION\"+\n\005Level\022\013\n\007WARNING\020" +
+      "\000\022\t\n\005ERROR\020\001\022\n\n\006HIDDEN\020\002\"J\n\013VersionKind\022" +
+      "\024\n\020LANGUAGE_VERSION\020\000\022\024\n\020COMPILER_VERSIO",
+      "N\020\001\022\017\n\013API_VERSION\020\002\"a\n\027VersionRequireme" +
+      "ntTable\022F\n\013requirement\030\001 \003(\01321.org.jetbr" +
+      "ains.kotlin.metadata.VersionRequirement\"" +
+      "\217\002\n\017PackageFragment\022;\n\007strings\030\001 \001(\0132*.o" +
+      "rg.jetbrains.kotlin.metadata.StringTable" +
+      "\022J\n\017qualified_names\030\002 \001(\01321.org.jetbrain" +
+      "s.kotlin.metadata.QualifiedNameTable\0227\n\007" +
+      "package\030\003 \001(\0132&.org.jetbrains.kotlin.met" +
+      "adata.Package\0223\n\005class\030\004 \003(\0132$.org.jetbr" +
+      "ains.kotlin.metadata.Class*\005\010d\020\310\001\"A\n\010Con",
+      "tract\0225\n\006effect\030\001 \003(\0132%.org.jetbrains.ko" +
+      "tlin.metadata.Effect\"\306\003\n\006Effect\022E\n\013effec" +
+      "t_type\030\001 \001(\01620.org.jetbrains.kotlin.meta" +
+      "data.Effect.EffectType\022N\n\033effect_constru" +
+      "ctor_argument\030\002 \003(\0132).org.jetbrains.kotl" +
+      "in.metadata.Expression\022S\n conclusion_of_" +
+      "conditional_effect\030\003 \001(\0132).org.jetbrains" +
+      ".kotlin.metadata.Expression\022B\n\004kind\030\004 \001(" +
+      "\01624.org.jetbrains.kotlin.metadata.Effect" +
+      ".InvocationKind\"C\n\nEffectType\022\024\n\020RETURNS",
+      "_CONSTANT\020\000\022\t\n\005CALLS\020\001\022\024\n\020RETURNS_NOT_NU" +
+      "LL\020\002\"G\n\016InvocationKind\022\020\n\014AT_MOST_ONCE\020\000" +
+      "\022\020\n\014EXACTLY_ONCE\020\001\022\021\n\rAT_LEAST_ONCE\020\002\"\245\003" +
+      "\n\nExpression\022\020\n\005flags\030\001 \001(\005:\0010\022!\n\031value_" +
+      "parameter_reference\030\002 \001(\005\022O\n\016constant_va" +
+      "lue\030\003 \001(\01627.org.jetbrains.kotlin.metadat" +
+      "a.Expression.ConstantValue\022=\n\020is_instanc" +
+      "e_type\030\004 \001(\0132#.org.jetbrains.kotlin.meta" +
+      "data.Type\022!\n\023is_instance_type_id\030\005 \001(\005B\004" +
+      "\240\265\030\001\022?\n\014and_argument\030\006 \003(\0132).org.jetbrai",
+      "ns.kotlin.metadata.Expression\022>\n\013or_argu" +
+      "ment\030\007 \003(\0132).org.jetbrains.kotlin.metada" +
+      "ta.Expression\".\n\rConstantValue\022\010\n\004TRUE\020\000" +
+      "\022\t\n\005FALSE\020\001\022\010\n\004NULL\020\002*9\n\010Modality\022\t\n\005FIN" +
+      "AL\020\000\022\010\n\004OPEN\020\001\022\014\n\010ABSTRACT\020\002\022\n\n\006SEALED\020\003" +
+      "*b\n\nVisibility\022\014\n\010INTERNAL\020\000\022\013\n\007PRIVATE\020" +
+      "\001\022\r\n\tPROTECTED\020\002\022\n\n\006PUBLIC\020\003\022\023\n\017PRIVATE_" +
+      "TO_THIS\020\004\022\t\n\005LOCAL\020\005*Q\n\nMemberKind\022\017\n\013DE" +
+      "CLARATION\020\000\022\021\n\rFAKE_OVERRIDE\020\001\022\016\n\nDELEGA" +
+      "TION\020\002\022\017\n\013SYNTHESIZED\020\003B\017B\rDebugProtoBuf"
     };
     org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
         new org.jetbrains.kotlin.protobuf.Descriptors.FileDescriptor.    InternalDescriptorAssigner() {
@@ -34650,6 +34650,8 @@ public final class DebugProtoBuf {
         new java.lang.String[] { "Flags", "ValueParameterReference", "ConstantValue", "IsInstanceType", "IsInstanceTypeId", "AndArgument", "OrArgument", });
     org.jetbrains.kotlin.protobuf.ExtensionRegistry registry =
         org.jetbrains.kotlin.protobuf.ExtensionRegistry.newInstance();
+    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipMessageInComparison);
+    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipMessageInComparison);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.fqNameIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.nameIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.stringIdInTable);
@@ -34670,6 +34672,7 @@ public final class DebugProtoBuf {
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.typeIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.nameIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.fqNameIdInTable);
+    registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.skipMessageInComparison);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.nameIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.typeIdInTable);
     registry.add(org.jetbrains.kotlin.metadata.DebugExtOptionsProtoBuf.typeIdInTable);

compiler/util-klib-metadata/src/KlibMetadataProtoBuf.proto

@@ -49,6 +49,8 @@ message File {
 
 message DescriptorUniqId {
   required int64 index = 1;
+
+  option (org.jetbrains.kotlin.metadata.skip_message_in_comparison) = true;
 }
 
 extend org.jetbrains.kotlin.metadata.Package {
@@ -58,18 +60,18 @@ extend org.jetbrains.kotlin.metadata.Package {
 extend org.jetbrains.kotlin.metadata.Class {
   repeated org.jetbrains.kotlin.metadata.Annotation class_annotation = 170;
   optional int32 class_file = 175 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
-  optional DescriptorUniqId class_uniq_id = 171 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId class_uniq_id = 171;
 }
 
 extend org.jetbrains.kotlin.metadata.Constructor {
   repeated org.jetbrains.kotlin.metadata.Annotation constructor_annotation = 170;
-  optional DescriptorUniqId constructor_uniq_id = 172 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId constructor_uniq_id = 172;
 }
 
 extend org.jetbrains.kotlin.metadata.Function {
   repeated org.jetbrains.kotlin.metadata.Annotation function_annotation = 170;
   optional int32 function_file = 172 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
-  optional DescriptorUniqId function_uniq_id = 173 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId function_uniq_id = 173;
 }
 
 extend org.jetbrains.kotlin.metadata.Property {
@@ -78,13 +80,13 @@ extend org.jetbrains.kotlin.metadata.Property {
   repeated org.jetbrains.kotlin.metadata.Annotation property_setter_annotation = 178;
   optional org.jetbrains.kotlin.metadata.Annotation.Argument.Value compile_time_value = 173;
   optional int32 property_file = 176 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
-  optional DescriptorUniqId property_uniq_id = 179 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId property_uniq_id = 179;
 }
 
 extend org.jetbrains.kotlin.metadata.EnumEntry {
   repeated org.jetbrains.kotlin.metadata.Annotation enum_entry_annotation = 170;
   optional int32 enum_entry_ordinal = 171;
-  optional DescriptorUniqId enum_entry_uniq_id = 172 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId enum_entry_uniq_id = 172;
 }
 
 extend org.jetbrains.kotlin.metadata.ValueParameter {
@@ -97,7 +99,7 @@ extend org.jetbrains.kotlin.metadata.Type {
 
 extend org.jetbrains.kotlin.metadata.TypeParameter {
   repeated org.jetbrains.kotlin.metadata.Annotation type_parameter_annotation = 170;
-  optional DescriptorUniqId type_param_uniq_id = 171 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId type_param_uniq_id = 171;
 }
 
 extend org.jetbrains.kotlin.metadata.PackageFragment {
@@ -110,5 +112,5 @@ extend org.jetbrains.kotlin.metadata.PackageFragment {
 
 extend org.jetbrains.kotlin.metadata.TypeAlias {
   // TODO repeated org.jetbrains.kotlin.metadata.Annotation type_alias_annotation = 130;
-  optional DescriptorUniqId type_alias_uniq_id = 131 [(org.jetbrains.kotlin.metadata.skip_in_comparison) = true];
+  optional DescriptorUniqId type_alias_uniq_id = 131;
 }

core/metadata/src/ext_options.proto

@@ -27,3 +27,7 @@ extend google.protobuf.FieldOptions {
   optional bool string_id_in_table = 50003;
   optional bool type_id_in_table = 50004;
 }
+
+extend google.protobuf.MessageOptions {
+  optional bool skip_message_in_comparison = 50100;
+}

core/metadata/src/metadata.proto

@@ -23,6 +23,8 @@ option optimize_for = LITE_RUNTIME;
 
 message StringTable {
   repeated string string = 1;
+
+  option (skip_message_in_comparison) = true;
 }
 
 message QualifiedNameTable {
@@ -40,6 +42,8 @@ message QualifiedNameTable {
   }
 
   repeated QualifiedName qualified_name = 1;
+
+  option (skip_message_in_comparison) = true;
 }
 
 message Annotation {
@@ -256,6 +260,8 @@ message TypeTable {
   // Index starting from which all types are nullable, or nothing if all types in this table are non-null.
   // Note that the 'nullable' field of Type messages is ignored and shouldn't be written because it wastes too much space
   optional int32 first_nullable = 2 [default = -1];
+
+  option (skip_message_in_comparison) = true;
 }
 
 message Constructor {

generators/tests/org/jetbrains/kotlin/generators/protobuf/GenerateProtoBufCompare.kt

@@ -215,8 +215,8 @@ class GenerateProtoBufCompare {
     fun generateHashCodeFun(descriptor: Descriptors.Descriptor, p: Printer) {
         val typeName = descriptor.typeName
 
-        val fields = descriptor.fields.filter { !it.isSkip }
-        val extFields = extensions[descriptor]?.filter { !it.isSkip } ?: emptyList()
+        val fields = descriptor.fields.filter { !it.shouldSkip }
+        val extFields = extensions[descriptor]?.filter { !it.shouldSkip } ?: emptyList()
 
         p.println()
         p.println("fun $typeName.$HASH_CODE_NAME(stringIndexes: (Int) -> Int, fqNameIndexes: (Int) -> Int, typeById: (Int) -> ProtoBuf.Type): Int {")
@@ -261,8 +261,8 @@ class GenerateProtoBufCompare {
     fun generateForMessage(descriptor: Descriptors.Descriptor, p: Printer) {
         val typeName = descriptor.typeName
 
-        val fields = descriptor.fields.filter { !it.isSkip }
-        val extFields = extensions[descriptor]?.filter { !it.isSkip } ?: emptyList()
+        val fields = descriptor.fields.filter { !it.shouldSkip }
+        val extFields = extensions[descriptor]?.filter { !it.shouldSkip } ?: emptyList()
 
         p.println("open fun $CHECK_EQUALS_NAME(old: $typeName, new: $typeName): Boolean {")
         p.pushIndent()
@@ -280,8 +280,8 @@ class GenerateProtoBufCompare {
         val typeName = descriptor.typeName
         val className = typeName.replace(".", "")
 
-        val fields = descriptor.fields.filter { !it.isSkip }
-        val extFields = extensions[descriptor]?.filter { !it.isSkip } ?: emptyList()
+        val fields = descriptor.fields.filter { !it.shouldSkip }
+        val extFields = extensions[descriptor]?.filter { !it.shouldSkip } ?: emptyList()
         val allFields = fields + extFields
 
         p.println("enum class ${className}Kind {")
@@ -421,8 +421,12 @@ class GenerateProtoBufCompare {
     private val Descriptors.FieldDescriptor.statementForDiff: String
         get() = "$RESULT_NAME.add(${containingType.typeName.replace(".", "")}Kind.${extensions.getEnumName(this)})"
 
-    private val Descriptors.FieldDescriptor.isSkip: Boolean
+    private val Descriptors.Descriptor.shouldSkip: Boolean
+        get() = options.getExtension(DebugExtOptionsProtoBuf.skipMessageInComparison)
+
+    private val Descriptors.FieldDescriptor.shouldSkip: Boolean
         get() = options.getExtension(DebugExtOptionsProtoBuf.skipInComparison)
+                || (type == Descriptors.FieldDescriptor.Type.MESSAGE && messageType.shouldSkip)
 
     private fun addMessageTypeToProcessIfNeeded(field: Descriptors.FieldDescriptor) {
         if (field.javaType == Descriptors.FieldDescriptor.JavaType.MESSAGE) {
@@ -431,7 +435,7 @@ class GenerateProtoBufCompare {
     }
 
     private fun addMessageToProcessIfNeeded(descriptor: Descriptors.Descriptor) {
-        if (descriptor !in allMessages) {
+        if (descriptor !in allMessages && !descriptor.shouldSkip) {
             allMessages.add(descriptor)
             messagesToProcess.add(descriptor)
         }