From e766f7dca502b8849a8f24dd79d625b5f3b6ddd4 Mon Sep 17 00:00:00 2001
From: Petteri Aimonen <jpa@git.mail.kapsi.fi>
Date: Tue, 23 Jun 2020 14:24:44 +0300
Subject: [PATCH] stackusage test case: fix problem caused by compiler inlining

---
 tests/stackusage/stackusage.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tests/stackusage/stackusage.c b/tests/stackusage/stackusage.c
index 7d08fa7a..1d48b361 100644
--- a/tests/stackusage/stackusage.c
+++ b/tests/stackusage/stackusage.c
@@ -20,8 +20,7 @@ static volatile uint32_t *g_stackptr;
 void start_stack_measuring()
 {
     uint32_t i = 0;
-    uint32_t stackfill[MAX_STACK_ENTRIES];
-    g_stackptr = stackfill;
+    g_stackptr = (volatile uint32_t*)((uintptr_t)&i - MAX_STACK_ENTRIES * sizeof(uint32_t));
     for (i = 0; i < MAX_STACK_ENTRIES; i++)
     {
         g_stackbuf[i] = g_stackptr[i];