2 Copyright (C) 1997-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #include "libm-test-driver.c"
21 /* Note, the second argument is always typed as long double. The j type
22 argument to TEST_ indicates the literal should not be post-processed by
25 static const struct test_fj_f_data nexttoward_test_data[] =
28 TEST_fj_f (nexttoward, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
29 TEST_fj_f (nexttoward, minus_zero, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
30 TEST_fj_f (nexttoward, 0, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
31 TEST_fj_f (nexttoward, minus_zero, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
33 TEST_fj_f (nexttoward, 9, 9, 9, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
34 TEST_fj_f (nexttoward, -9, -9, -9, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
35 TEST_fj_f (nexttoward, plus_infty, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
36 TEST_fj_f (nexttoward, minus_infty, minus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
37 TEST_fj_f (nexttoward, plus_infty, minus_infty, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
38 TEST_fj_f (nexttoward, minus_infty, plus_infty, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
40 TEST_fj_f (nexttoward, qnan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
41 TEST_fj_f (nexttoward, -qnan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
42 TEST_fj_f (nexttoward, qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
43 TEST_fj_f (nexttoward, -qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
44 TEST_fj_f (nexttoward, qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
45 TEST_fj_f (nexttoward, -qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
46 TEST_fj_f (nexttoward, snan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
47 TEST_fj_f (nexttoward, -snan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
48 TEST_fj_f (nexttoward, snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
49 TEST_fj_f (nexttoward, -snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
50 TEST_fj_f (nexttoward, snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
51 TEST_fj_f (nexttoward, -snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
52 TEST_fj_f (nexttoward, 1.1L, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
53 TEST_fj_f (nexttoward, 1.1L, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
54 TEST_fj_f (nexttoward, plus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
55 TEST_fj_f (nexttoward, plus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
56 TEST_fj_f (nexttoward, minus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
57 TEST_fj_f (nexttoward, minus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
58 TEST_fj_f (nexttoward, 1.1L, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
59 TEST_fj_f (nexttoward, 1.1L, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
60 TEST_fj_f (nexttoward, plus_infty, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
61 TEST_fj_f (nexttoward, plus_infty, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
62 TEST_fj_f (nexttoward, minus_infty, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
63 TEST_fj_f (nexttoward, minus_infty, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
64 TEST_fj_f (nexttoward, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
65 TEST_fj_f (nexttoward, qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
66 TEST_fj_f (nexttoward, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
67 TEST_fj_f (nexttoward, -qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
68 TEST_fj_f (nexttoward, snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
69 TEST_fj_f (nexttoward, snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
70 TEST_fj_f (nexttoward, -snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
71 TEST_fj_f (nexttoward, -snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
72 TEST_fj_f (nexttoward, qnan_value, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
73 TEST_fj_f (nexttoward, qnan_value, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
74 TEST_fj_f (nexttoward, -qnan_value, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
75 TEST_fj_f (nexttoward, -qnan_value, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
76 TEST_fj_f (nexttoward, snan_value, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
77 TEST_fj_f (nexttoward, snan_value, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
78 TEST_fj_f (nexttoward, -snan_value, snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
79 TEST_fj_f (nexttoward, -snan_value, -snan_value_ld, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
81 TEST_fj_f (nexttoward, max_value, plus_infty, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_ERANGE),
82 TEST_fj_f (nexttoward, -max_value, minus_infty, minus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_ERANGE),
84 TEST_fj_f (nexttoward, min_subnorm_value, 0, 0, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
85 TEST_fj_f (nexttoward, min_subnorm_value, minus_zero, 0, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
86 TEST_fj_f (nexttoward, -min_subnorm_value, 0, minus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
87 TEST_fj_f (nexttoward, -min_subnorm_value, minus_zero, minus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE),
90 #if TEST_COND_binary32
91 TEST_fj_f (nexttoward, 1.0, 1.1L, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
92 TEST_fj_f (nexttoward, 1.0, LDBL_MAX, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
93 TEST_fj_f (nexttoward, 1.0, 0x1.0000000000001p0, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
94 TEST_fj_f (nexttoward, 1.0, 0.9L, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
95 TEST_fj_f (nexttoward, 1.0, -LDBL_MAX, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
96 TEST_fj_f (nexttoward, 1.0, 0x0.fffffffffffff8p0, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
97 TEST_fj_f (nexttoward, -1.0, -1.1L, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
98 TEST_fj_f (nexttoward, -1.0, -LDBL_MAX, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
99 TEST_fj_f (nexttoward, -1.0, -0x1.0000000000001p0, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
100 TEST_fj_f (nexttoward, -1.0, -0.9L, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
101 TEST_fj_f (nexttoward, -1.0, LDBL_MAX, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
102 TEST_fj_f (nexttoward, -1.0, -0x0.fffffffffffff8p0, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
103 TEST_fj_f (nexttoward, -0x1.3p-145, -0xap-148L, -0x1.4p-145, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
104 # if LDBL_MANT_DIG >= 64
105 TEST_fj_f (nexttoward, 1.0, 0x1.000000000000002p0L, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
106 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffp0L, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
107 TEST_fj_f (nexttoward, -1.0, -0x1.000000000000002p0L, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
108 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffp0L, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
110 # if LDBL_MANT_DIG >= 106
111 TEST_fj_f (nexttoward, 1.0, 0x1.000000000000000000000000008p0L, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
112 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffffffffffffcp0L, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
113 TEST_fj_f (nexttoward, -1.0, -0x1.000000000000000000000000008p0L, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
114 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffffffffffffcp0L, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
116 # if LDBL_MANT_DIG >= 113
117 TEST_fj_f (nexttoward, 1.0, 0x1.0000000000000000000000000001p0L, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
118 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffffffffffffff8p0L, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
119 TEST_fj_f (nexttoward, -1.0, -0x1.0000000000000000000000000001p0L, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
120 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffffffffffffff8p0L, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
123 #if TEST_COND_binary64
124 TEST_fj_f (nexttoward, 1.0, 1.1L, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
125 TEST_fj_f (nexttoward, 1.0, LDBL_MAX, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
126 TEST_fj_f (nexttoward, 1.0, 0x1.0000000000001p0, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
127 TEST_fj_f (nexttoward, 1.0, 0.9L, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
128 TEST_fj_f (nexttoward, 1.0, -LDBL_MAX, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
129 TEST_fj_f (nexttoward, 1.0, 0x0.fffffffffffff8p0, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
130 TEST_fj_f (nexttoward, -1.0, -1.1L, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
131 TEST_fj_f (nexttoward, -1.0, -LDBL_MAX, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
132 TEST_fj_f (nexttoward, -1.0, -0x1.0000000000001p0, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
133 TEST_fj_f (nexttoward, -1.0, -0.9L, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
134 TEST_fj_f (nexttoward, -1.0, LDBL_MAX, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
135 TEST_fj_f (nexttoward, -1.0, -0x0.fffffffffffff8p0, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
136 TEST_fj_f (nexttoward, -1.0, -0x8.00346dc5d6388p-3L, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
137 TEST_fj_f (nexttoward, 0x1p-1074, 0x1p-1073L, 0x1p-1073, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
138 # if LDBL_MANT_DIG >= 64
139 TEST_fj_f (nexttoward, 1.0, 0x1.000000000000002p0L, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
140 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffp0L, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
141 TEST_fj_f (nexttoward, -1.0, -0x1.000000000000002p0L, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
142 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffp0L, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
144 # if LDBL_MANT_DIG >= 106
145 TEST_fj_f (nexttoward, 1.0, 0x1.000000000000000000000000008p0L, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
146 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffffffffffffcp0L, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
147 TEST_fj_f (nexttoward, -1.0, -0x1.000000000000000000000000008p0L, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
148 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffffffffffffcp0L, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
150 # if LDBL_MANT_DIG >= 113
151 TEST_fj_f (nexttoward, 1.0, 0x1.0000000000000000000000000001p0L, 0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
152 TEST_fj_f (nexttoward, 1.0, 0x0.ffffffffffffffffffffffffffff8p0L, 0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
153 TEST_fj_f (nexttoward, -1.0, -0x1.0000000000000000000000000001p0L, -0x1.0000000000001p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
154 TEST_fj_f (nexttoward, -1.0, -0x0.ffffffffffffffffffffffffffff8p0L, -0x0.fffffffffffff8p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
160 nexttoward_test (void)
163 ALL_RM_TEST (nexttoward, 1, nexttoward_test_data, RUN_TEST_LOOP_fj_f, END);