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/* Test lgamma.
Copyright (C) 1997-2024 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
<https://www.gnu.org/licenses/>. */
#include "libm-test-driver.c"
static const struct test_f_f1_data lgamma_test_data[] =
{
TEST_f_f1 (lgamma, plus_infty, plus_infty, 1, ERRNO_UNCHANGED),
TEST_f_f1 (lgamma, 0, plus_infty, 1, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
TEST_f_f1 (lgamma, minus_zero, plus_infty, -1, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
TEST_f_f1 (lgamma, qnan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_f_f1 (lgamma, -qnan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_f_f1 (lgamma, snan_value, qnan_value, IGNORE, INVALID_EXCEPTION),
TEST_f_f1 (lgamma, -snan_value, qnan_value, IGNORE, INVALID_EXCEPTION),
/* lgamma (x) == +inf plus divide by zero exception for integer x <= 0. */
TEST_f_f1 (lgamma, -3, plus_infty, IGNORE, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
TEST_f_f1 (lgamma, minus_infty, plus_infty, IGNORE, ERRNO_UNCHANGED),
TEST_f_f1 (lgamma, -max_value, plus_infty, IGNORE, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
AUTO_TESTS_f_f1 (lgamma),
};
static void
lgamma_test (void)
{
ALL_RM_TEST (lgamma, 0, lgamma_test_data, RUN_TEST_LOOP_f_f1, END, signgam);
}
static void
gamma_test (void)
{
#if !TEST_FLOATN
/* gamma uses the same test data as lgamma. */
ALL_RM_TEST (gamma, 0, lgamma_test_data, RUN_TEST_LOOP_f_f1, END, signgam);
#endif
}
static void
do_test (void)
{
lgamma_test ();
gamma_test ();
}
/*
* Local Variables:
* mode:c
* End:
*/
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