test: Explicitly mark symbols as used

Because some of the symbols are not otherwise referenced, GCC would like
to remove them.

Closes: !14
Signed-off-by: Guillem Jover <guillem@hadrons.org>

diff --git a/test/nlist.c b/test/nlist.c
index a2ac228567a6c30d912ca577514def603a9dda4f..558524f1ee4bc66a2720cfc6660c368676e6525a 100644 (file)
--- a/test/nlist.c
+++ b/test/nlist.c
@@ -39,11 +39,11 @@ extern int data_pub_uninit[2048];
 extern int *data_pub_ptr;
 
 int *data_pub_ptr = &data_prv_init;
-int data_pub_init = 10;
-int data_pub_uninit[2048];
+int data_pub_init __attribute__((__used__)) = 10;
+int data_pub_uninit[2048] __attribute__((__used__));
 
 extern int
-func_pub(void);
+func_pub(void) __attribute__((__used__)) ;
 
 int
 func_pub(void)