diff --git a/compiler/testData/ir/irText/classes/enum.fir.txt b/compiler/testData/ir/irText/classes/enum.fir.txt
index 9a015ea5f03..bbf7e8f2f6c 100644
--- a/compiler/testData/ir/irText/classes/enum.fir.txt
+++ b/compiler/testData/ir/irText/classes/enum.fir.txt
@@ -778,3 +778,142 @@ FILE fqName:<root> fileName:/enum.kt
         overridden:
           public final fun <get-ordinal> (): kotlin.Int declared in kotlin.Enum
         $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum5
+  FUN name:f visibility:public modality:FINAL <> () returnType:kotlin.Int
+    BLOCK_BODY
+      RETURN type=kotlin.Nothing from='public final fun f (): kotlin.Int declared in <root>'
+        CONST Int type=kotlin.Int value=1
+  CLASS ENUM_CLASS name:TestEnum6 modality:FINAL visibility:public superTypes:[kotlin.Enum<<root>.TestEnum6>]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.TestEnum6
+    CONSTRUCTOR visibility:private <> (x:kotlin.Int, y:kotlin.Int) returnType:<root>.TestEnum6 [primary]
+      VALUE_PARAMETER name:x index:0 type:kotlin.Int
+      VALUE_PARAMETER name:y index:1 type:kotlin.Int
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> (name: kotlin.String, ordinal: kotlin.Int) [primary] declared in kotlin.Enum'
+          <E>: <none>
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS ENUM_CLASS name:TestEnum6 modality:FINAL visibility:public superTypes:[kotlin.Enum<<root>.TestEnum6>]'
+    PROPERTY name:x visibility:public modality:FINAL [val]
+      FIELD PROPERTY_BACKING_FIELD name:x type:kotlin.Int visibility:private [final]
+        EXPRESSION_BODY
+          GET_VAR 'x: kotlin.Int declared in <root>.TestEnum6.<init>' type=kotlin.Int origin=INITIALIZE_PROPERTY_FROM_PARAMETER
+      FUN DEFAULT_PROPERTY_ACCESSOR name:<get-x> visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.Int
+        correspondingProperty: PROPERTY name:x visibility:public modality:FINAL [val]
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+        BLOCK_BODY
+          RETURN type=kotlin.Nothing from='public final fun <get-x> (): kotlin.Int declared in <root>.TestEnum6'
+            GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:x type:kotlin.Int visibility:private [final]' type=kotlin.Int origin=null
+              receiver: GET_VAR '<this>: <root>.TestEnum6 declared in <root>.TestEnum6.<get-x>' type=<root>.TestEnum6 origin=null
+    PROPERTY name:y visibility:public modality:FINAL [val]
+      FIELD PROPERTY_BACKING_FIELD name:y type:kotlin.Int visibility:private [final]
+        EXPRESSION_BODY
+          GET_VAR 'y: kotlin.Int declared in <root>.TestEnum6.<init>' type=kotlin.Int origin=INITIALIZE_PROPERTY_FROM_PARAMETER
+      FUN DEFAULT_PROPERTY_ACCESSOR name:<get-y> visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.Int
+        correspondingProperty: PROPERTY name:y visibility:public modality:FINAL [val]
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+        BLOCK_BODY
+          RETURN type=kotlin.Nothing from='public final fun <get-y> (): kotlin.Int declared in <root>.TestEnum6'
+            GET_FIELD 'FIELD PROPERTY_BACKING_FIELD name:y type:kotlin.Int visibility:private [final]' type=kotlin.Int origin=null
+              receiver: GET_VAR '<this>: <root>.TestEnum6 declared in <root>.TestEnum6.<get-y>' type=<root>.TestEnum6 origin=null
+    CLASS ENUM_ENTRY name:TEST modality:FINAL visibility:public superTypes:[<root>.TestEnum6]
+      $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.TestEnum6.TEST
+      CONSTRUCTOR visibility:public <> () returnType:<root>.TestEnum6.TEST [primary]
+        BLOCK_BODY
+          DELEGATING_CONSTRUCTOR_CALL 'private constructor <init> (x: kotlin.Int, y: kotlin.Int) [primary] declared in <root>.TestEnum6'
+            x: CALL 'public final fun f (): kotlin.Int declared in <root>' type=kotlin.Int origin=null
+            y: CALL 'public final fun f (): kotlin.Int declared in <root>' type=kotlin.Int origin=null
+          INSTANCE_INITIALIZER_CALL classDescriptor='CLASS ENUM_ENTRY name:TEST modality:FINAL visibility:public superTypes:[<root>.TestEnum6]'
+      PROPERTY FAKE_OVERRIDE name:x visibility:public modality:FINAL [fake_override,val]
+        FUN FAKE_OVERRIDE name:<get-x> visibility:public modality:FINAL <> ($this:<root>.TestEnum6.TEST) returnType:kotlin.Int [fake_override]
+          correspondingProperty: PROPERTY FAKE_OVERRIDE name:x visibility:public modality:FINAL [fake_override,val]
+          overridden:
+            public final fun <get-x> (): kotlin.Int declared in <root>.TestEnum6
+          $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6.TEST
+      PROPERTY FAKE_OVERRIDE name:y visibility:public modality:FINAL [fake_override,val]
+        FUN FAKE_OVERRIDE name:<get-y> visibility:public modality:FINAL <> ($this:<root>.TestEnum6.TEST) returnType:kotlin.Int [fake_override]
+          correspondingProperty: PROPERTY FAKE_OVERRIDE name:y visibility:public modality:FINAL [fake_override,val]
+          overridden:
+            public final fun <get-y> (): kotlin.Int declared in <root>.TestEnum6
+          $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6.TEST
+      FUN FAKE_OVERRIDE name:values visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.Array<<root>.TestEnum6> [fake_override]
+        overridden:
+          public final fun values (): kotlin.Array<<root>.TestEnum6> declared in <root>.TestEnum6
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+      FUN FAKE_OVERRIDE name:valueOf visibility:public modality:FINAL <> ($this:<root>.TestEnum6, value:kotlin.String) returnType:<root>.TestEnum6 [fake_override]
+        overridden:
+          public final fun valueOf (value: kotlin.String): <root>.TestEnum6 declared in <root>.TestEnum6
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+        VALUE_PARAMETER name:value index:0 type:kotlin.String
+      FUN FAKE_OVERRIDE name:clone visibility:protected modality:FINAL <> ($this:kotlin.Enum) returnType:kotlin.Any [fake_override]
+        overridden:
+          protected final fun clone (): kotlin.Any declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+      FUN FAKE_OVERRIDE name:compareTo visibility:public modality:FINAL <> ($this:kotlin.Enum, other:<root>.TestEnum6) returnType:kotlin.Int [fake_override,operator]
+        overridden:
+          public final fun compareTo (other: E of kotlin.Enum): kotlin.Int [operator] declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+        VALUE_PARAMETER name:other index:0 type:<root>.TestEnum6
+      FUN FAKE_OVERRIDE name:equals visibility:public modality:FINAL <> ($this:kotlin.Enum, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+        overridden:
+          public final fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+        VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+      FUN FAKE_OVERRIDE name:hashCode visibility:public modality:FINAL <> ($this:kotlin.Enum) returnType:kotlin.Int [fake_override]
+        overridden:
+          public final fun hashCode (): kotlin.Int declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+      FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Enum) returnType:kotlin.String [fake_override]
+        overridden:
+          public open fun toString (): kotlin.String declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+      PROPERTY FAKE_OVERRIDE name:name visibility:public modality:FINAL [fake_override,val]
+        FUN FAKE_OVERRIDE name:<get-name> visibility:public modality:FINAL <> ($this:<root>.TestEnum6.TEST) returnType:kotlin.String [fake_override]
+          correspondingProperty: PROPERTY FAKE_OVERRIDE name:name visibility:public modality:FINAL [fake_override,val]
+          overridden:
+            public final fun <get-name> (): kotlin.String declared in kotlin.Enum
+          $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6.TEST
+      PROPERTY FAKE_OVERRIDE name:ordinal visibility:public modality:FINAL [fake_override,val]
+        FUN FAKE_OVERRIDE name:<get-ordinal> visibility:public modality:FINAL <> ($this:<root>.TestEnum6.TEST) returnType:kotlin.Int [fake_override]
+          correspondingProperty: PROPERTY FAKE_OVERRIDE name:ordinal visibility:public modality:FINAL [fake_override,val]
+          overridden:
+            public final fun <get-ordinal> (): kotlin.Int declared in kotlin.Enum
+          $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6.TEST
+    FUN name:values visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.Array<<root>.TestEnum6>
+      $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+      BLOCK_BODY
+    FUN name:valueOf visibility:public modality:FINAL <> ($this:<root>.TestEnum6, value:kotlin.String) returnType:<root>.TestEnum6
+      $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+      VALUE_PARAMETER name:value index:0 type:kotlin.String
+      BLOCK_BODY
+    FUN FAKE_OVERRIDE name:clone visibility:protected modality:FINAL <> ($this:kotlin.Enum) returnType:kotlin.Any [fake_override]
+      overridden:
+        protected final fun clone (): kotlin.Any declared in kotlin.Enum
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+    FUN FAKE_OVERRIDE name:compareTo visibility:public modality:FINAL <> ($this:kotlin.Enum, other:<root>.TestEnum6) returnType:kotlin.Int [fake_override,operator]
+      overridden:
+        public final fun compareTo (other: E of kotlin.Enum): kotlin.Int [operator] declared in kotlin.Enum
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+      VALUE_PARAMETER name:other index:0 type:<root>.TestEnum6
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:FINAL <> ($this:kotlin.Enum, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public final fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Enum
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:FINAL <> ($this:kotlin.Enum) returnType:kotlin.Int [fake_override]
+      overridden:
+        public final fun hashCode (): kotlin.Int declared in kotlin.Enum
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Enum) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in kotlin.Enum
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Enum
+    PROPERTY FAKE_OVERRIDE name:name visibility:public modality:FINAL [fake_override,val]
+      FUN FAKE_OVERRIDE name:<get-name> visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.String [fake_override]
+        correspondingProperty: PROPERTY FAKE_OVERRIDE name:name visibility:public modality:FINAL [fake_override,val]
+        overridden:
+          public final fun <get-name> (): kotlin.String declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
+    PROPERTY FAKE_OVERRIDE name:ordinal visibility:public modality:FINAL [fake_override,val]
+      FUN FAKE_OVERRIDE name:<get-ordinal> visibility:public modality:FINAL <> ($this:<root>.TestEnum6) returnType:kotlin.Int [fake_override]
+        correspondingProperty: PROPERTY FAKE_OVERRIDE name:ordinal visibility:public modality:FINAL [fake_override,val]
+        overridden:
+          public final fun <get-ordinal> (): kotlin.Int declared in kotlin.Enum
+        $this: VALUE_PARAMETER name:<this> type:<root>.TestEnum6
diff --git a/compiler/testData/ir/irText/classes/enum.txt b/compiler/testData/ir/irText/classes/enum.txt
index 8787df0b8a1..f9cef147024 100644
--- a/compiler/testData/ir/irText/classes/enum.txt
+++ b/compiler/testData/ir/irText/classes/enum.txt
@@ -590,14 +590,14 @@ FILE fqName:<root> fileName:/enum.kt
       overridden:
         public final fun getDeclaringClass (): java.lang.Class<E of kotlin.Enum?>? declared in kotlin.Enum
       $this: VALUE_PARAMETER name:<this> type:kotlin.Enum<<root>.TestEnum6>
-    FUN FAKE_OVERRIDE name:compareTo visibility:public modality:FINAL <> ($this:kotlin.Enum<<root>.TestEnum6>, other:<root>.TestEnum6) returnType:kotlin.Int [fake_override]
+    FUN FAKE_OVERRIDE name:compareTo visibility:public modality:FINAL <> ($this:kotlin.Enum<<root>.TestEnum6>, other:<root>.TestEnum6) returnType:kotlin.Int [fake_override,operator]
       overridden:
-        public final fun compareTo (other: E of kotlin.Enum): kotlin.Int declared in kotlin.Enum
+        public final fun compareTo (other: E of kotlin.Enum): kotlin.Int [operator] declared in kotlin.Enum
       $this: VALUE_PARAMETER name:<this> type:kotlin.Enum<<root>.TestEnum6>
       VALUE_PARAMETER name:other index:0 type:<root>.TestEnum6
-    FUN FAKE_OVERRIDE name:equals visibility:public modality:FINAL <> ($this:kotlin.Enum<<root>.TestEnum6>, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override]
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:FINAL <> ($this:kotlin.Enum<<root>.TestEnum6>, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
       overridden:
-        public final fun equals (other: kotlin.Any?): kotlin.Boolean declared in kotlin.Enum
+        public final fun equals (other: kotlin.Any?): kotlin.Boolean [operator] declared in kotlin.Enum
       $this: VALUE_PARAMETER name:<this> type:kotlin.Enum<<root>.TestEnum6>
       VALUE_PARAMETER name:other index:0 type:kotlin.Any?
     FUN FAKE_OVERRIDE name:hashCode visibility:public modality:FINAL <> ($this:kotlin.Enum<<root>.TestEnum6>) returnType:kotlin.Int [fake_override]