[IR] Supported IrEnumEntry

Fixes https://youtrack.jetbrains.com/issue/KT-38996

compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/LowerUtils.kt

@@ -158,6 +158,12 @@ open class IrBuildingTransformer(private val context: BackendContext) : IrElemen
             return super.visitAnonymousInitializer(declaration)
         }
     }
+
+    override fun visitEnumEntry(declaration: IrEnumEntry): IrStatement {
+        withBuilder(declaration.symbol) {
+            return super.visitEnumEntry(declaration)
+        }
+    }
 }
 
 @OptIn(ObsoleteDescriptorBasedAPI::class)