immer noch ohne clearstak

stack.c

@@ -65,11 +65,12 @@ void clearStack(StackNode *stack)
     while (stack != NULL)
     {
 
-        StackNode *next = stack->next;
+        StackNode *next = (stack)->next;
         free(stack);
         stack = next;
-        stack->data = NULL;
+        (stack)->data = NULL;
-        stack->next = NULL;
+        (stack)->next = NULL;
-        stack->prev = NULL;
+        (stack)->prev = NULL;
     }
+    
 }

test_stack.c

@@ -35,6 +35,7 @@ void test_clearStack(void) {
 
     testStack = push(testStack, &testInts[i]);
   }
+  //printf("testints: %d,%d,%d,%d,%d",testInts[0],testInts[1],testInts[2],testInts[3],testInts[4]);
 
   clearStack(testStack);
   TEST_ASSERT_NULL(testStack);