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40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
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/* Test that dlopen preserves already accessed TLS (bug 31717).
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Variant with initially-linked modules.
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Copyright (C) 2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <ctype.h>
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#include <stdbool.h>
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#include <support/check.h>
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#include <support/xdlfcn.h>
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static int
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do_test (void)
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{
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/* Defined in tst-dlopen-tlsreinitmod3.so. */
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extern bool tlsreinitmod3_tested;
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TEST_VERIFY (tlsreinitmod3_tested);
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/* This crashes if the libc.so.6 TLS image has been reverted. */
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TEST_VERIFY (!isupper ('@'));
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return 0;
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}
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#include <support/test-driver.c>
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