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diff --git a/src/type3_AndroidCloud/anbox-master/external/backward-cpp/test/suicide.cpp b/src/type3_AndroidCloud/anbox-master/external/backward-cpp/test/suicide.cpp
new file mode 100644
index 0000000..d238bce
--- /dev/null
+++ b/src/type3_AndroidCloud/anbox-master/external/backward-cpp/test/suicide.cpp
@@ -0,0 +1,99 @@
+/*
+ * test/suicide.cpp
+ * Copyright 2013 Google Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "backward.hpp"
+
+#include <cstdio>
+#include <sys/resource.h>
+#include "test/test.hpp"
+
+using namespace backward;
+
+void badass_function()
+{
+	char* ptr = (char*)42;
+	*ptr = 42;
+}
+
+TEST_SEGFAULT (invalid_write)
+{
+	badass_function();
+}
+
+int you_shall_not_pass()
+{
+	char* ptr = (char*)42;
+	int v = *ptr;
+	return v;
+}
+
+TEST_SEGFAULT(invalid_read)
+{
+	int v = you_shall_not_pass();
+	std::cout << "v=" << v << std::endl;
+}
+
+void abort_abort_I_repeat_abort_abort()
+{
+	std::cout << "Jumping off the boat!" << std::endl;
+	abort();
+}
+
+TEST_ABORT (calling_abort)
+{
+	abort_abort_I_repeat_abort_abort();
+}
+
+// aarch64 does not trap Division by zero
+#ifndef __aarch64__
+volatile int zero = 0;
+
+int divide_by_zero()
+{
+	std::cout << "And the wild black hole appears..." << std::endl;
+	int v = 42 / zero;
+	return v;
+}
+
+TEST_DIVZERO (divide_by_zero)
+{
+	int v = divide_by_zero();
+	std::cout << "v=" << v << std::endl;
+}
+#endif
+
+// Darwin does not allow RLIMIT_STACK to be reduced
+#ifndef __APPLE__
+int bye_bye_stack(int i) {
+	return bye_bye_stack(i + 1) + bye_bye_stack(i * 2);
+}
+
+TEST_SEGFAULT(stackoverflow)
+{
+	struct rlimit limit;
+	limit.rlim_max = 8096;
+	setrlimit(RLIMIT_STACK, &limit);
+	int r = bye_bye_stack(42);
+	std::cout << "r=" << r << std::endl;
+}
+#endif