OptIn ExperimentalNativeApi

kotlin-native/backend.native/tests/framework/stacktraceByLibbacktrace/stacktraceByLibbacktrace.kt

@@ -2,6 +2,7 @@
  * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
+@file:OptIn(kotlin.experimental.ExperimentalNativeApi::class)
 
 inline fun inner2() : Nothing {
     throw Exception()