test: add test for gcc issue with weak hidden symbol on powerpc

[lttng-ust.git] / tests / gcc-weak-hidden / main.c

diff --git a/tests/gcc-weak-hidden/main.c b/tests/gcc-weak-hidden/main.c
new file mode 100644 (file)
index 0000000..a2f3175
--- /dev/null
+++ b/tests/gcc-weak-hidden/main.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2016 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program for any
+ * purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is
+ * granted, provided the above notices are retained, and a notice that
+ * the code was modified is included with the above copyright notice.
+ */
+#include "tap.h"
+
+#define NUM_TESTS 2
+
+char testsym[9] __attribute__((weak, visibility("hidden")));
+
+void *fct1(void);
+void *fctlib1(void);
+void *fctlib2(void);
+
+int main()
+{
+       plan_tests(NUM_TESTS);
+       ok(fct1() == testsym,
+               "Address of weak symbol with hidden visibility match between compile units within same module for main program");
+       ok(fctlib1() == fctlib2(),
+               "Address of weak symbol with hidden visibility match between compile units within same module for shared library");
+       return 0;
+}