Update

[l4.git] / l4 / pkg / l4re-core / uclibc / lib / contrib / uclibc / test / nptl / tst-tls4modb.c

diff --git a/l4/pkg/l4re-core/uclibc/lib/contrib/uclibc/test/nptl/tst-tls4modb.c b/l4/pkg/l4re-core/uclibc/lib/contrib/uclibc/test/nptl/tst-tls4modb.c
new file mode 100644 (file)
index 0000000..66044b2
--- /dev/null
+++ b/l4/pkg/l4re-core/uclibc/lib/contrib/uclibc/test/nptl/tst-tls4modb.c
@@ -0,0 +1,64 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <tls.h>
+
+#if HAVE___THREAD && defined HAVE_TLS_MODEL_ATTRIBUTE
+
+static int i;
+int bar;
+
+static __thread void *foo [32 / sizeof (void *)]
+  __attribute__ ((tls_model ("initial-exec"), aligned (sizeof (void *))))
+  = { &i, &bar };
+
+void
+test1 (void)
+{
+  size_t s;
+
+  if (foo [0] != &i || foo [1] != &bar)
+    abort ();
+
+  foo [0] = NULL;
+  foo [1] = NULL;
+  for (s = 0; s < sizeof (foo) / sizeof (void *); ++s)
+    {
+      if (foo [s])
+        abort ();
+      foo [s] = &foo[s];
+    }
+}
+
+void
+test2 (void)
+{
+  size_t s;
+
+  for (s = 0; s < sizeof (foo) / sizeof (void *); ++s)
+    {
+      if (foo [s] != &foo [s])
+        abort ();
+      foo [s] = &foo [s ^ 1];
+    }
+}
+
+#endif