[K/N][Runtime] Switch thread states in termination handlers

kotlin-native/backend.native/tests/produce_dynamic/unhandledException/unhandled.kt

@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+import kotlin.native.concurrent.*
+import kotlin.native.internal.*
+
+fun setHookAndThrow() {
+    val hook = { throwable: Throwable ->
+        print("Kotlin hook: ${throwable::class.simpleName}. Runnable state: ${Debugging.isThreadStateRunnable}")
+    }
+    if (Platform.memoryModel != MemoryModel.EXPERIMENTAL) {
+        hook.freeze()
+    }
+
+    setUnhandledExceptionHook(hook)
+
+    throw Exception("Error")
+}