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/* Test case for BZ #16634.
Verify that incorrectly dlopen()ing an executable without
__RTLD_OPENEXEC does not cause assertion in ld.so.
Copyright (C) 2014-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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/>.
Note: this test currently only fails when glibc is configured with
--enable-hardcoded-path-in-tests. */
#include <assert.h>
#include <dlfcn.h>
#include <stdio.h>
#include <pthread.h>
__thread int x;
void *
fn (void *p)
{
return p;
}
static int
do_test (int argc, char *argv[])
{
int j;
for (j = 0; j < 100; ++j)
{
pthread_t thr;
void *p;
int rc;
p = dlopen (argv[0], RTLD_LAZY);
if (p != NULL)
{
fprintf (stderr, "dlopen unexpectedly succeeded\n");
return 1;
}
rc = pthread_create (&thr, NULL, fn, NULL);
assert (rc == 0);
rc = pthread_join (thr, NULL);
assert (rc == 0);
}
return 0;
}
#define TEST_FUNCTION_ARGV do_test
#include <support/test-driver.c>
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