Avoid warnings.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4679 c046a42c-6fe2-441c-8c8c-71466251a162

tests/cris/check_swap.c

@@ -72,4 +72,5 @@ int main(void)
 {
 	check_swap();
 	pass();
+	return 0;
 }

tests/cris/crisutils.h

@@ -4,7 +4,7 @@ static char *tst_cc_loc = NULL;
 do { tst_cc_loc = "test_cc failed at " CURRENT_LOCATION; } while(0)
 
 /* We need a real symbol to signal error.  */
-static void _err(void) {
+void _err(void) {
 	if (!tst_cc_loc)
 		tst_cc_loc = "tst_cc_failed\n";
 	_fail(tst_cc_loc);