From a91fe718f5c7465080d5bd254c288cf6593e6419 Mon Sep 17 00:00:00 2001
From: Sergio Mazzola <smazzola@iis.ee.ethz.ch>
Date: Tue, 8 Oct 2024 11:54:03 +0200
Subject: [PATCH] Sw: Add test for stack pointer corruption

---
 sw/tests/testSp.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 sw/tests/testSp.c

diff --git a/sw/tests/testSp.c b/sw/tests/testSp.c
new file mode 100644
index 0000000..96832a8
--- /dev/null
+++ b/sw/tests/testSp.c
@@ -0,0 +1,24 @@
+// Copyright 2024 ETH Zurich and University of Bologna.
+// Licensed under the Apache License, Version 2.0, see LICENSE for details.
+// SPDX-License-Identifier: Apache-2.0
+//
+// Sergio Mazzola <smazzola@iis.ee.ethz.ch>
+
+// Test stack pointer corruption
+
+#include <soc_addr_map.h>
+#include <stdint.h>
+
+int main() {
+    volatile int32_t a = 0;
+
+    for (volatile int32_t i = 0; i < 5; i++) {
+        a += i;
+    }
+
+    if (a == 10) {
+        return 0x7fffffff;
+    } else {
+        return 0xabcdef00;
+    }
+}