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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
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/* Test case for strrchr inside a transactionally executing RTM region.
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Copyright (C) 2021 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 <tst-string-rtm.h>
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#define LOOP 3000
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#define STRING_SIZE 1024
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char string1[STRING_SIZE];
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__attribute__ ((noinline, noclone))
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static int
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prepare (void)
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{
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memset (string1, 'a', STRING_SIZE - 1);
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string1[STRING_SIZE - 100] = 'c';
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char *p = strrchr (string1, 'c');
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if (p == &string1[STRING_SIZE - 100])
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return EXIT_SUCCESS;
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else
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return EXIT_FAILURE;
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}
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__attribute__ ((noinline, noclone))
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static int
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function (void)
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{
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char *p = strrchr (string1, 'c');
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if (p == &string1[STRING_SIZE - 100])
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return 0;
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else
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return 1;
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}
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static int
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do_test (void)
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{
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return do_test_1 ("strrchr", LOOP, prepare, function);
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}
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