glibc/nptl/tst-tls4moda.c

50 lines
1.3 KiB
C

/* Copyright (C) 2003-2020 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
<https://www.gnu.org/licenses/>. */
#include <stddef.h>
#include <stdlib.h>
static __thread unsigned char foo [32]
__attribute__ ((tls_model ("initial-exec"), aligned (sizeof (void *))));
void
test1 (void)
{
size_t s;
for (s = 0; s < sizeof (foo); ++s)
{
if (foo [s])
abort ();
foo [s] = s;
}
}
void
test2 (void)
{
size_t s;
for (s = 0; s < sizeof (foo); ++s)
{
if (foo [s] != s)
abort ();
foo [s] = sizeof (foo) - s;
}
}