1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
! { dg-do run }
!
program test
call real()
call double()
call large1()
call large2()
end program test
subroutine real
use ieee_arithmetic
implicit none
real :: inf, nan
inf = ieee_value(inf, ieee_positive_inf)
nan = ieee_value(nan, ieee_quiet_nan)
if (ieee_max_num (0., 0.) /= 0.) stop 1
if (ieee_max_num (-0., -0.) /= -0.) stop 2
if (.not. ieee_signbit (ieee_max_num (-0., -0.))) stop 3
if (ieee_max_num (0., -0.) /= 0.) stop 4
! Processor-dependent
!if (ieee_signbit (ieee_max_num (0., -0.))) stop 5
if (ieee_max_num (-0., 0.) /= 0.) stop 6
! Processor-dependent
!if (ieee_signbit (ieee_max_num (-0., 0.))) stop 7
if (ieee_max_num (9., 0.) /= 9.) stop 8
if (ieee_max_num (0., 9.) /= 9.) stop 9
if (ieee_max_num (-9., 0.) /= 0.) stop 10
if (ieee_max_num (0., -9.) /= 0.) stop 11
if (ieee_max_num (inf, 9.) /= inf) stop 12
if (ieee_max_num (0., inf) /= inf) stop 13
if (ieee_max_num (-9., inf) /= inf) stop 14
if (ieee_max_num (inf, -9.) /= inf) stop 15
if (ieee_max_num (-inf, 9.) /= 9.) stop 16
if (ieee_max_num (0., -inf) /= 0.) stop 17
if (ieee_max_num (-9., -inf) /= -9.) stop 18
if (ieee_max_num (-inf, -9.) /= -9.) stop 19
if (ieee_max_num (0., nan) /= 0.) stop 20
if (ieee_max_num (nan, 0.) /= 0.) stop 21
if (ieee_max_num (-0., nan) /= -0.) stop 22
if (.not. ieee_signbit (ieee_max_num (-0., nan))) stop 23
if (ieee_max_num (nan, -0.) /= -0.) stop 24
if (.not. ieee_signbit (ieee_max_num (nan, -0.))) stop 25
if (ieee_max_num (9., nan) /= 9.) stop 26
if (ieee_max_num (nan, 9.) /= 9.) stop 27
if (ieee_max_num (-9., nan) /= -9.) stop 28
if (ieee_max_num (nan, -9.) /= -9.) stop 29
if (ieee_max_num (nan, inf) /= inf) stop 30
if (ieee_max_num (inf, nan) /= inf) stop 31
if (ieee_max_num (nan, -inf) /= -inf) stop 32
if (ieee_max_num (-inf, nan) /= -inf) stop 33
if (.not. ieee_is_nan (ieee_max_num (nan, nan))) stop 34
end subroutine real
subroutine double
use ieee_arithmetic
implicit none
double precision :: inf, nan
inf = ieee_value(inf, ieee_positive_inf)
nan = ieee_value(nan, ieee_quiet_nan)
if (ieee_max_num (0.d0, 0.d0) /= 0.d0) stop 35
if (ieee_max_num (-0.d0, -0.d0) /= -0.d0) stop 36
if (.not. ieee_signbit (ieee_max_num (-0.d0, -0.d0))) stop 37
if (ieee_max_num (0.d0, -0.d0) /= 0.d0) stop 38
! Processor-dependent
!if (ieee_signbit (ieee_max_num (0.d0, -0.d0))) stop 39
if (ieee_max_num (-0.d0, 0.d0) /= 0.d0) stop 40
! Processor-dependent
!if (ieee_signbit (ieee_max_num (-0.d0, 0.d0))) stop 41
if (ieee_max_num (9.d0, 0.d0) /= 9.d0) stop 42
if (ieee_max_num (0.d0, 9.d0) /= 9.d0) stop 43
if (ieee_max_num (-9.d0, 0.d0) /= 0.d0) stop 44
if (ieee_max_num (0.d0, -9.d0) /= 0.d0) stop 45
if (ieee_max_num (inf, 9.d0) /= inf) stop 46
if (ieee_max_num (0.d0, inf) /= inf) stop 47
if (ieee_max_num (-9.d0, inf) /= inf) stop 48
if (ieee_max_num (inf, -9.d0) /= inf) stop 49
if (ieee_max_num (-inf, 9.d0) /= 9.d0) stop 50
if (ieee_max_num (0.d0, -inf) /= 0.d0) stop 51
if (ieee_max_num (-9.d0, -inf) /= -9.d0) stop 52
if (ieee_max_num (-inf, -9.d0) /= -9.d0) stop 53
if (ieee_max_num (0.d0, nan) /= 0.d0) stop 54
if (ieee_max_num (nan, 0.d0) /= 0.d0) stop 55
if (ieee_max_num (-0.d0, nan) /= -0.d0) stop 56
if (.not. ieee_signbit (ieee_max_num (-0.d0, nan))) stop 57
if (ieee_max_num (nan, -0.d0) /= -0.d0) stop 58
if (.not. ieee_signbit (ieee_max_num (nan, -0.d0))) stop 59
if (ieee_max_num (9.d0, nan) /= 9.d0) stop 60
if (ieee_max_num (nan, 9.d0) /= 9.d0) stop 61
if (ieee_max_num (-9.d0, nan) /= -9.d0) stop 62
if (ieee_max_num (nan, -9.d0) /= -9.d0) stop 63
if (ieee_max_num (nan, inf) /= inf) stop 64
if (ieee_max_num (inf, nan) /= inf) stop 65
if (ieee_max_num (nan, -inf) /= -inf) stop 66
if (ieee_max_num (-inf, nan) /= -inf) stop 67
if (.not. ieee_is_nan (ieee_max_num (nan, nan))) stop 68
end subroutine double
subroutine large1
use ieee_arithmetic
implicit none
! k1 and k2 will be large real kinds, if supported, and single/double
! otherwise
integer, parameter :: k1 = &
max(ieee_selected_real_kind(precision(0.d0) + 1), kind(0.))
integer, parameter :: k2 = &
max(ieee_selected_real_kind(precision(0._k1) + 1), kind(0.d0))
real(kind=k1) :: inf, nan
inf = ieee_value(inf, ieee_positive_inf)
nan = ieee_value(nan, ieee_quiet_nan)
if (ieee_max_num (0._k1, 0._k1) /= 0._k1) stop 35
if (ieee_max_num (-0._k1, -0._k1) /= -0._k1) stop 36
if (.not. ieee_signbit (ieee_max_num (-0._k1, -0._k1))) stop 37
if (ieee_max_num (0._k1, -0._k1) /= 0._k1) stop 38
! Processor-dependent
!if (ieee_signbit (ieee_max_num (0._k1, -0._k1))) stop 39
if (ieee_max_num (-0._k1, 0._k1) /= 0._k1) stop 40
! Processor-dependent
!if (ieee_signbit (ieee_max_num (-0._k1, 0._k1))) stop 41
if (ieee_max_num (9._k1, 0._k1) /= 9._k1) stop 42
if (ieee_max_num (0._k1, 9._k1) /= 9._k1) stop 43
if (ieee_max_num (-9._k1, 0._k1) /= 0._k1) stop 44
if (ieee_max_num (0._k1, -9._k1) /= 0._k1) stop 45
if (ieee_max_num (inf, 9._k1) /= inf) stop 46
if (ieee_max_num (0._k1, inf) /= inf) stop 47
if (ieee_max_num (-9._k1, inf) /= inf) stop 48
if (ieee_max_num (inf, -9._k1) /= inf) stop 49
if (ieee_max_num (-inf, 9._k1) /= 9._k1) stop 50
if (ieee_max_num (0._k1, -inf) /= 0._k1) stop 51
if (ieee_max_num (-9._k1, -inf) /= -9._k1) stop 52
if (ieee_max_num (-inf, -9._k1) /= -9._k1) stop 53
if (ieee_max_num (0._k1, nan) /= 0._k1) stop 54
if (ieee_max_num (nan, 0._k1) /= 0._k1) stop 55
if (ieee_max_num (-0._k1, nan) /= -0._k1) stop 56
if (.not. ieee_signbit (ieee_max_num (-0._k1, nan))) stop 57
if (ieee_max_num (nan, -0._k1) /= -0._k1) stop 58
if (.not. ieee_signbit (ieee_max_num (nan, -0._k1))) stop 59
if (ieee_max_num (9._k1, nan) /= 9._k1) stop 60
if (ieee_max_num (nan, 9._k1) /= 9._k1) stop 61
if (ieee_max_num (-9._k1, nan) /= -9._k1) stop 62
if (ieee_max_num (nan, -9._k1) /= -9._k1) stop 63
if (ieee_max_num (nan, inf) /= inf) stop 64
if (ieee_max_num (inf, nan) /= inf) stop 65
if (ieee_max_num (nan, -inf) /= -inf) stop 66
if (ieee_max_num (-inf, nan) /= -inf) stop 67
if (.not. ieee_is_nan (ieee_max_num (nan, nan))) stop 68
end subroutine large1
subroutine large2
use ieee_arithmetic
implicit none
! k1 and k2 will be large real kinds, if supported, and single/double
! otherwise
integer, parameter :: k1 = &
max(ieee_selected_real_kind(precision(0.d0) + 1), kind(0.))
integer, parameter :: k2 = &
max(ieee_selected_real_kind(precision(0._k1) + 1), kind(0.d0))
real(kind=k2) :: inf, nan
inf = ieee_value(inf, ieee_positive_inf)
nan = ieee_value(nan, ieee_quiet_nan)
if (ieee_max_num (0._k2, 0._k2) /= 0._k2) stop 35
if (ieee_max_num (-0._k2, -0._k2) /= -0._k2) stop 36
if (.not. ieee_signbit (ieee_max_num (-0._k2, -0._k2))) stop 37
if (ieee_max_num (0._k2, -0._k2) /= 0._k2) stop 38
! Processor-dependent
!if (ieee_signbit (ieee_max_num (0._k2, -0._k2))) stop 39
if (ieee_max_num (-0._k2, 0._k2) /= 0._k2) stop 40
! Processor-dependent
!if (ieee_signbit (ieee_max_num (-0._k2, 0._k2))) stop 41
if (ieee_max_num (9._k2, 0._k2) /= 9._k2) stop 42
if (ieee_max_num (0._k2, 9._k2) /= 9._k2) stop 43
if (ieee_max_num (-9._k2, 0._k2) /= 0._k2) stop 44
if (ieee_max_num (0._k2, -9._k2) /= 0._k2) stop 45
if (ieee_max_num (inf, 9._k2) /= inf) stop 46
if (ieee_max_num (0._k2, inf) /= inf) stop 47
if (ieee_max_num (-9._k2, inf) /= inf) stop 48
if (ieee_max_num (inf, -9._k2) /= inf) stop 49
if (ieee_max_num (-inf, 9._k2) /= 9._k2) stop 50
if (ieee_max_num (0._k2, -inf) /= 0._k2) stop 51
if (ieee_max_num (-9._k2, -inf) /= -9._k2) stop 52
if (ieee_max_num (-inf, -9._k2) /= -9._k2) stop 53
if (ieee_max_num (0._k2, nan) /= 0._k2) stop 54
if (ieee_max_num (nan, 0._k2) /= 0._k2) stop 55
if (ieee_max_num (-0._k2, nan) /= -0._k2) stop 56
if (.not. ieee_signbit (ieee_max_num (-0._k2, nan))) stop 57
if (ieee_max_num (nan, -0._k2) /= -0._k2) stop 58
if (.not. ieee_signbit (ieee_max_num (nan, -0._k2))) stop 59
if (ieee_max_num (9._k2, nan) /= 9._k2) stop 60
if (ieee_max_num (nan, 9._k2) /= 9._k2) stop 61
if (ieee_max_num (-9._k2, nan) /= -9._k2) stop 62
if (ieee_max_num (nan, -9._k2) /= -9._k2) stop 63
if (ieee_max_num (nan, inf) /= inf) stop 64
if (ieee_max_num (inf, nan) /= inf) stop 65
if (ieee_max_num (nan, -inf) /= -inf) stop 66
if (ieee_max_num (-inf, nan) /= -inf) stop 67
if (.not. ieee_is_nan (ieee_max_num (nan, nan))) stop 68
end subroutine large2
|
