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/* Test modf.
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_fF_f1_data modf_test_data[] =
{
TEST_fF_f1 (modf, plus_infty, 0, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, minus_infty, minus_zero, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_fF_f1 (modf, -snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_fF_f1 (modf, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, minus_zero, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, min_value, min_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -min_value, -min_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, min_subnorm_value, min_subnorm_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -min_subnorm_value, -min_subnorm_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, max_value, 0, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_fF_f1 (modf, -max_value, minus_zero, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_fF_f1 (modf, 1.5, 0.5, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, 2.5, 0.5, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -2.5, -0.5, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, 20, 0, 20, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, 21, 0, 21, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -20, minus_zero, -20, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, -21, minus_zero, -21, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_fF_f1 (modf, 89.5, 0.5, 89, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
};
static void
modf_test (void)
{
FLOAT x;
ALL_RM_TEST (modf, 1, modf_test_data, RUN_TEST_LOOP_fF_f1, END, x);
}
static void
do_test (void)
{
modf_test ();
}
/*
* Local Variables:
* mode:c
* End:
*/
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