diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
index bf2716c3249..6b9b22da8fb 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
@@ -64,7 +64,7 @@ enum class KonanPhase(val description: String,
     /* ... ... */ BUILD_DFG("Data flow graph building"),
     /* ... ... */ SERIALIZE_DFG("Data flow graph serializing", BUILD_DFG),
     /* ... ... */ DESERIALIZE_DFG("Data flow graph deserializing"),
-    /* ... ... */ DEVIRTUALIZATION("Devirtualization", BUILD_DFG, DESERIALIZE_DFG, enabled = false),
+    /* ... ... */ DEVIRTUALIZATION("Devirtualization", BUILD_DFG, DESERIALIZE_DFG),
     /* ... ... */ ESCAPE_ANALYSIS("Escape analysis", BUILD_DFG, DESERIALIZE_DFG, enabled = false),
     /* ... ... */ CODEGEN("Code Generation"),
     /* ... ... */ BITCODE_LINKER("Bitcode linking"),
diff --git a/runtime/src/main/cpp/ObjCExport.mm b/runtime/src/main/cpp/ObjCExport.mm
index 6a59a1ab3eb..5ce0e843dff 100644
--- a/runtime/src/main/cpp/ObjCExport.mm
+++ b/runtime/src/main/cpp/ObjCExport.mm
@@ -922,4 +922,11 @@ static void checkLoadedOnce() {
   }
 }
 
+#else
+
+extern "C" ALWAYS_INLINE id Kotlin_Interop_refToObjC(ObjHeader* obj) {
+  RuntimeAssert(false, "Unavailable operation");
+  return nullptr;
+}
+
 #endif // KONAN_OBJC_INTEROP