test/tls/: tests for thread local storage functionality

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/test/tls/tst-tlsmod14a.c b/test/tls/tst-tlsmod14a.c
new file mode 100644
index 000000000..0bb393d9c
--- /dev/null
+++ b/test/tls/tst-tlsmod14a.c
@@ -0,0 +1,41 @@
+#include <stdint.h>
+#include <stdio.h>
+
+#include <tls.h>
+
+#if USE_TLS && HAVE___THREAD
+
+#define AL 4096
+struct foo
+{
+  int i;
+} __attribute ((aligned (AL)));
+
+static __thread struct foo f;
+static struct foo g;
+
+
+#ifndef FCT
+# define FCT in_dso1
+#endif
+
+
+int
+FCT (void)
+{
+  puts (__func__);
+
+  int result = 0;
+
+  int fail = (((uintptr_t) &f) & (AL - 1)) != 0;
+  printf ("&f = %p %s\n", &f, fail ? "FAIL" : "OK");
+  result |= fail;
+
+  fail = (((uintptr_t) &g) & (AL - 1)) != 0;
+  printf ("&g = %p %s\n", &g, fail ? "FAIL" : "OK");
+  result |= fail;
+
+  return result;
+}
+
+#endif