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-rw-r--r--test/nptl/tst-tls4modb.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/test/nptl/tst-tls4modb.c b/test/nptl/tst-tls4modb.c
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+++ b/test/nptl/tst-tls4modb.c
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+/* 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