/* Test modf.

   Copyright (C) 1997-2018 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/>.  */

#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:

 */