math/libm-test-copysign.inc

   1 /* Test copysign.
   2    Copyright (C) 1997-2021 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include "libm-test-driver.c"
  20
  21 static const struct test_ff_f_data copysign_test_data[] =
  22   {
  23     TEST_ff_f (copysign, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  24     TEST_ff_f (copysign, 0, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  25     TEST_ff_f (copysign, minus_zero, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  26     TEST_ff_f (copysign, minus_zero, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  27
  28     TEST_ff_f (copysign, 0, 4, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  29     TEST_ff_f (copysign, 0, -4, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  30     TEST_ff_f (copysign, minus_zero, 4, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  31     TEST_ff_f (copysign, minus_zero, -4, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  32
  33     TEST_ff_f (copysign, 2, 0, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  34     TEST_ff_f (copysign, 2, minus_zero, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  35     TEST_ff_f (copysign, -2, 0, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  36     TEST_ff_f (copysign, -2, minus_zero, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  37
  38     TEST_ff_f (copysign, plus_infty, 0, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  39     TEST_ff_f (copysign, plus_infty, minus_zero, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  40     TEST_ff_f (copysign, minus_infty, 0, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  41     TEST_ff_f (copysign, minus_infty, minus_zero, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  42
  43     TEST_ff_f (copysign, 0, plus_infty, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  44     TEST_ff_f (copysign, 0, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  45     TEST_ff_f (copysign, minus_zero, plus_infty, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  46     TEST_ff_f (copysign, minus_zero, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  47
  48     TEST_ff_f (copysign, 0, qnan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  49     TEST_ff_f (copysign, 0, -qnan_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  50     TEST_ff_f (copysign, minus_zero, qnan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  51     TEST_ff_f (copysign, minus_zero, -qnan_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  52
  53     TEST_ff_f (copysign, qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  54     TEST_ff_f (copysign, qnan_value, minus_zero, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  55     TEST_ff_f (copysign, -qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  56     TEST_ff_f (copysign, -qnan_value, minus_zero, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  57
  58     TEST_ff_f (copysign, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  59     TEST_ff_f (copysign, qnan_value, -qnan_value, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  60     TEST_ff_f (copysign, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  61     TEST_ff_f (copysign, -qnan_value, -qnan_value, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  62
  63     TEST_ff_f (copysign, 0, snan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  64     TEST_ff_f (copysign, 0, -snan_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  65     TEST_ff_f (copysign, minus_zero, snan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  66     TEST_ff_f (copysign, minus_zero, -snan_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  67
  68     TEST_ff_f (copysign, snan_value, 0, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  69     TEST_ff_f (copysign, snan_value, minus_zero, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  70     TEST_ff_f (copysign, -snan_value, 0, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  71     TEST_ff_f (copysign, -snan_value, minus_zero, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  72
  73     TEST_ff_f (copysign, qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  74     TEST_ff_f (copysign, qnan_value, -snan_value, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  75     TEST_ff_f (copysign, -qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  76     TEST_ff_f (copysign, -qnan_value, -snan_value, -qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  77
  78     TEST_ff_f (copysign, snan_value, qnan_value, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  79     TEST_ff_f (copysign, snan_value, -qnan_value, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  80     TEST_ff_f (copysign, -snan_value, qnan_value, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  81     TEST_ff_f (copysign, -snan_value, -qnan_value, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  82
  83     TEST_ff_f (copysign, snan_value, snan_value, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  84     TEST_ff_f (copysign, snan_value, -snan_value, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  85     TEST_ff_f (copysign, -snan_value, snan_value, snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  86     TEST_ff_f (copysign, -snan_value, -snan_value, -snan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED|TEST_NAN_SIGN),
  87
  88     TEST_ff_f (copysign, min_value, min_subnorm_value, min_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  89     TEST_ff_f (copysign, min_value, -min_subnorm_value, -min_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  90     TEST_ff_f (copysign, -min_value, min_subnorm_value, min_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  91     TEST_ff_f (copysign, -min_value, -min_subnorm_value, -min_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  92
  93     TEST_ff_f (copysign, min_subnorm_value, max_value, min_subnorm_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  94     TEST_ff_f (copysign, min_subnorm_value, -max_value, -min_subnorm_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  95     TEST_ff_f (copysign, -min_subnorm_value, max_value, min_subnorm_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  96     TEST_ff_f (copysign, -min_subnorm_value, -max_value, -min_subnorm_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  97
  98     TEST_ff_f (copysign, max_value, min_value, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  99     TEST_ff_f (copysign, max_value, -min_value, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 100     TEST_ff_f (copysign, -max_value, min_value, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 101     TEST_ff_f (copysign, -max_value, -min_value, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 102   };
 103
 104 static void
 105 copysign_test (void)
 106 {
 107   ALL_RM_TEST (copysign, 1, copysign_test_data, RUN_TEST_LOOP_ff_f, END);
 108 }
 109
 110 static void
 111 do_test (void)
 112 {
 113   copysign_test ();
 114 }
 115
 116 /*
 117  * Local Variables:
 118  * mode:c
 119  * End:
 120  */