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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gfortran.dg/] [nearest_3.f90] - Blame information for rev 302

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1 302 jeremybenn 
! { dg-do run }
2 
! { dg-add-options ieee }
3 
! { dg-skip-if "NaN not supported" { spu-*-* } { "*" } { "" } }
4 
!
5 
! PR fortran/34209
6 
!
7 
! Test run-time implementation of NEAREST
8 
!
9 
program test
10 
  implicit none
11 
  real(4), volatile :: r4
12 
  real(8), volatile :: r8
13 
 
14 
! Single precision with single-precision sign
15 
 
16 
  r4 = 0.0_4
17 
  ! 0+ > 0
18 
  if (nearest(r4, 1.0) &
19 
      <= r4) &
20 
    call abort()
21 
  ! 0++ > 0+
22 
  if (nearest(nearest(r4, 1.0), 1.0) &
23 
      <= nearest(r4, 1.0)) &
24 
    call abort()
25 
  ! 0+++ > 0++
26 
  if (nearest(nearest(nearest(r4, 1.0), 1.0), 1.0) &
27 
      <= nearest(nearest(r4, 1.0), 1.0)) &
28 
    call abort()
29 
  ! 0+- = 0
30 
  if (nearest(nearest(r4, 1.0), -1.0) &
31 
      /= r4) &
32 
    call abort()
33 
  ! 0++- = 0+
34 
  if (nearest(nearest(nearest(r4, 1.0), 1.0), -1.0) &
35 
      /= nearest(r4, 1.0)) &
36 
    call abort()
37 
  ! 0++-- = 0
38 
  if (nearest(nearest(nearest(nearest(r4, 1.0), 1.0), -1.0), -1.0) &
39 
      /= r4) &
40 
    call abort()
41 
 
42 
  ! 0- < 0
43 
  if (nearest(r4, -1.0) &
44 
      >= r4) &
45 
    call abort()
46 
  ! 0-- < 0+
47 
  if (nearest(nearest(r4, -1.0), -1.0) &
48 
      >= nearest(r4, -1.0)) &
49 
    call abort()
50 
  ! 0--- < 0--
51 
  if (nearest(nearest(nearest(r4, -1.0), -1.0), -1.0) &
52 
      >= nearest(nearest(r4, -1.0), -1.0)) &
53 
    call abort()
54 
  ! 0-+ = 0
55 
  if (nearest(nearest(r4, -1.0), 1.0) &
56 
      /= r4) &
57 
    call abort()
58 
  ! 0--+ = 0-
59 
  if (nearest(nearest(nearest(r4, -1.0), -1.0), 1.0) &
60 
      /= nearest(r4, -1.0)) &
61 
    call abort()
62 
  ! 0--++ = 0
63 
  if (nearest(nearest(nearest(nearest(r4, -1.0), -1.0), 1.0), 1.0) &
64 
      /= r4) &
65 
    call abort()
66 
 
67 
  r4 = 42.0_4
68 
  ! 42++ > 42+
69 
  if (nearest(nearest(r4, 1.0), 1.0) &
70 
      <= nearest(r4, 1.0)) &
71 
    call abort()
72 
  ! 42-- < 42-
73 
  if (nearest(nearest(r4, -1.0), -1.0) &
74 
      >= nearest(r4, -1.0)) &
75 
    call abort()
76 
  ! 42-+ = 42
77 
  if (nearest(nearest(r4, -1.0), 1.0) &
78 
      /= r4) &
79 
    call abort()
80 
  ! 42+- = 42
81 
  if (nearest(nearest(r4, 1.0), -1.0) &
82 
      /= r4) &
83 
    call abort()
84 
 
85 
  r4 = 0.0
86 
  ! INF+ = INF
87 
  if (nearest(1.0/r4, 1.0) /= 1.0/r4) call abort()
88 
  ! -INF- = -INF
89 
  if (nearest(-1.0/r4, -1.0) /= -1.0/r4) call abort()
90 
  ! NAN- = NAN
91 
  if (.not.isnan(nearest(0.0/r4,  1.0))) call abort()
92 
  ! NAN+ = NAN
93 
  if (.not.isnan(nearest(0.0/r4, -1.0))) call abort()
94 
 
95 
! Double precision with single-precision sign
96 
 
97 
  r8 = 0.0_8
98 
  ! 0+ > 0
99 
  if (nearest(r8, 1.0) &
100 
      <= r8) &
101 
    call abort()
102 
  ! 0++ > 0+
103 
  if (nearest(nearest(r8, 1.0), 1.0) &
104 
      <= nearest(r8, 1.0)) &
105 
    call abort()
106 
  ! 0+++ > 0++
107 
  if (nearest(nearest(nearest(r8, 1.0), 1.0), 1.0) &
108 
      <= nearest(nearest(r8, 1.0), 1.0)) &
109 
    call abort()
110 
  ! 0+- = 0
111 
  if (nearest(nearest(r8, 1.0), -1.0) &
112 
      /= r8) &
113 
    call abort()
114 
  ! 0++- = 0+
115 
  if (nearest(nearest(nearest(r8, 1.0), 1.0), -1.0) &
116 
      /= nearest(r8, 1.0)) &
117 
    call abort()
118 
  ! 0++-- = 0
119 
  if (nearest(nearest(nearest(nearest(r8, 1.0), 1.0), -1.0), -1.0) &
120 
      /= r8) &
121 
    call abort()
122 
 
123 
  ! 0- < 0
124 
  if (nearest(r8, -1.0) &
125 
      >= r8) &
126 
    call abort()
127 
  ! 0-- < 0+
128 
  if (nearest(nearest(r8, -1.0), -1.0) &
129 
      >= nearest(r8, -1.0)) &
130 
    call abort()
131 
  ! 0--- < 0--
132 
  if (nearest(nearest(nearest(r8, -1.0), -1.0), -1.0) &
133 
      >= nearest(nearest(r8, -1.0), -1.0)) &
134 
    call abort()
135 
  ! 0-+ = 0
136 
  if (nearest(nearest(r8, -1.0), 1.0) &
137 
      /= r8) &
138 
    call abort()
139 
  ! 0--+ = 0-
140 
  if (nearest(nearest(nearest(r8, -1.0), -1.0), 1.0) &
141 
      /= nearest(r8, -1.0)) &
142 
    call abort()
143 
  ! 0--++ = 0
144 
  if (nearest(nearest(nearest(nearest(r8, -1.0), -1.0), 1.0), 1.0) &
145 
      /= r8) &
146 
    call abort()
147 
 
148 
  r8 = 42.0_8
149 
  ! 42++ > 42+
150 
  if (nearest(nearest(r8, 1.0), 1.0) &
151 
      <= nearest(r8, 1.0)) &
152 
    call abort()
153 
  ! 42-- < 42-
154 
  if (nearest(nearest(r8, -1.0), -1.0) &
155 
      >= nearest(r8, -1.0)) &
156 
    call abort()
157 
  ! 42-+ = 42
158 
  if (nearest(nearest(r8, -1.0), 1.0) &
159 
      /= r8) &
160 
    call abort()
161 
  ! 42+- = 42
162 
  if (nearest(nearest(r8, 1.0), -1.0) &
163 
      /= r8) &
164 
    call abort()
165 
 
166 
  r4 = 0.0
167 
  ! INF+ = INF
168 
  if (nearest(1.0/r4, 1.0) /= 1.0/r4) call abort()
169 
  ! -INF- = -INF
170 
  if (nearest(-1.0/r4, -1.0) /= -1.0/r4) call abort()
171 
  ! NAN- = NAN
172 
  if (.not.isnan(nearest(0.0/r4,  1.0))) call abort()
173 
  ! NAN+ = NAN
174 
  if (.not.isnan(nearest(0.0/r4, -1.0))) call abort()
175 
 
176 
 
177 
! Single precision with double-precision sign
178 
 
179 
  r4 = 0.0_4
180 
  ! 0+ > 0
181 
  if (nearest(r4, 1.0d0) &
182 
      <= r4) &
183 
    call abort()
184 
  ! 0++ > 0+
185 
  if (nearest(nearest(r4, 1.0d0), 1.0d0) &
186 
      <= nearest(r4, 1.0d0)) &
187 
    call abort()
188 
  ! 0+++ > 0++
189 
  if (nearest(nearest(nearest(r4, 1.0d0), 1.0d0), 1.0d0) &
190 
      <= nearest(nearest(r4, 1.0d0), 1.0d0)) &
191 
    call abort()
192 
  ! 0+- = 0
193 
  if (nearest(nearest(r4, 1.0d0), -1.0d0) &
194 
      /= r4) &
195 
    call abort()
196 
  ! 0++- = 0+
197 
  if (nearest(nearest(nearest(r4, 1.0d0), 1.0d0), -1.0d0) &
198 
      /= nearest(r4, 1.0d0)) &
199 
    call abort()
200 
  ! 0++-- = 0
201 
  if (nearest(nearest(nearest(nearest(r4, 1.0d0), 1.0d0), -1.0d0), -1.0d0) &
202 
      /= r4) &
203 
    call abort()
204 
 
205 
  ! 0- < 0
206 
  if (nearest(r4, -1.0d0) &
207 
      >= r4) &
208 
    call abort()
209 
  ! 0-- < 0+
210 
  if (nearest(nearest(r4, -1.0d0), -1.0d0) &
211 
      >= nearest(r4, -1.0d0)) &
212 
    call abort()
213 
  ! 0--- < 0--
214 
  if (nearest(nearest(nearest(r4, -1.0d0), -1.0d0), -1.0d0) &
215 
      >= nearest(nearest(r4, -1.0d0), -1.0d0)) &
216 
    call abort()
217 
  ! 0-+ = 0
218 
  if (nearest(nearest(r4, -1.0d0), 1.0d0) &
219 
      /= r4) &
220 
    call abort()
221 
  ! 0--+ = 0-
222 
  if (nearest(nearest(nearest(r4, -1.0d0), -1.0d0), 1.0d0) &
223 
      /= nearest(r4, -1.0d0)) &
224 
    call abort()
225 
  ! 0--++ = 0
226 
  if (nearest(nearest(nearest(nearest(r4, -1.0d0), -1.0d0), 1.0d0), 1.0d0) &
227 
      /= r4) &
228 
    call abort()
229 
 
230 
  r4 = 42.0_4
231 
  ! 42++ > 42+
232 
  if (nearest(nearest(r4, 1.0d0), 1.0d0) &
233 
      <= nearest(r4, 1.0d0)) &
234 
    call abort()
235 
  ! 42-- < 42-
236 
  if (nearest(nearest(r4, -1.0d0), -1.0d0) &
237 
      >= nearest(r4, -1.0d0)) &
238 
    call abort()
239 
  ! 42-+ = 42
240 
  if (nearest(nearest(r4, -1.0d0), 1.0d0) &
241 
      /= r4) &
242 
    call abort()
243 
  ! 42+- = 42
244 
  if (nearest(nearest(r4, 1.0d0), -1.0d0) &
245 
      /= r4) &
246 
    call abort()
247 
 
248 
  r4 = 0.0
249 
  ! INF+ = INF
250 
  if (nearest(1.0d0/r4, 1.0d0) /= 1.0d0/r4) call abort()
251 
  ! -INF- = -INF
252 
  if (nearest(-1.0d0/r4, -1.0d0) /= -1.0d0/r4) call abort()
253 
  ! NAN- = NAN
254 
  if (.not.isnan(nearest(0.0/r4,  1.0d0))) call abort()
255 
  ! NAN+ = NAN
256 
  if (.not.isnan(nearest(0.0/r4, -1.0d0))) call abort()
257 
 
258 
! Double precision with double-precision sign
259 
 
260 
  r8 = 0.0_8
261 
  ! 0+ > 0
262 
  if (nearest(r8, 1.0d0) &
263 
      <= r8) &
264 
    call abort()
265 
  ! 0++ > 0+
266 
  if (nearest(nearest(r8, 1.0d0), 1.0d0) &
267 
      <= nearest(r8, 1.0d0)) &
268 
    call abort()
269 
  ! 0+++ > 0++
270 
  if (nearest(nearest(nearest(r8, 1.0d0), 1.0d0), 1.0d0) &
271 
      <= nearest(nearest(r8, 1.0d0), 1.0d0)) &
272 
    call abort()
273 
  ! 0+- = 0
274 
  if (nearest(nearest(r8, 1.0d0), -1.0d0) &
275 
      /= r8) &
276 
    call abort()
277 
  ! 0++- = 0+
278 
  if (nearest(nearest(nearest(r8, 1.0d0), 1.0d0), -1.0d0) &
279 
      /= nearest(r8, 1.0d0)) &
280 
    call abort()
281 
  ! 0++-- = 0
282 
  if (nearest(nearest(nearest(nearest(r8, 1.0d0), 1.0d0), -1.0d0), -1.0d0) &
283 
      /= r8) &
284 
    call abort()
285 
 
286 
  ! 0- < 0
287 
  if (nearest(r8, -1.0d0) &
288 
      >= r8) &
289 
    call abort()
290 
  ! 0-- < 0+
291 
  if (nearest(nearest(r8, -1.0d0), -1.0d0) &
292 
      >= nearest(r8, -1.0d0)) &
293 
    call abort()
294 
  ! 0--- < 0--
295 
  if (nearest(nearest(nearest(r8, -1.0d0), -1.0d0), -1.0d0) &
296 
      >= nearest(nearest(r8, -1.0d0), -1.0d0)) &
297 
    call abort()
298 
  ! 0-+ = 0
299 
  if (nearest(nearest(r8, -1.0d0), 1.0d0) &
300 
      /= r8) &
301 
    call abort()
302 
  ! 0--+ = 0-
303 
  if (nearest(nearest(nearest(r8, -1.0d0), -1.0d0), 1.0d0) &
304 
      /= nearest(r8, -1.0d0)) &
305 
    call abort()
306 
  ! 0--++ = 0
307 
  if (nearest(nearest(nearest(nearest(r8, -1.0d0), -1.0d0), 1.0d0), 1.0d0) &
308 
      /= r8) &
309 
    call abort()
310 
 
311 
  r8 = 42.0_8
312 
  ! 42++ > 42+
313 
  if (nearest(nearest(r8, 1.0d0), 1.0d0) &
314 
      <= nearest(r8, 1.0d0)) &
315 
    call abort()
316 
  ! 42-- < 42-
317 
  if (nearest(nearest(r8, -1.0d0), -1.0d0) &
318 
      >= nearest(r8, -1.0d0)) &
319 
    call abort()
320 
  ! 42-+ = 42
321 
  if (nearest(nearest(r8, -1.0d0), 1.0d0) &
322 
      /= r8) &
323 
    call abort()
324 
  ! 42+- = 42
325 
  if (nearest(nearest(r8, 1.0d0), -1.0d0) &
326 
      /= r8) &
327 
    call abort()
328 
 
329 
  r4 = 0.0
330 
  ! INF+ = INF
331 
  if (nearest(1.0d0/r4, 1.0d0) /= 1.0d0/r4) call abort()
332 
  ! -INF- = -INF
333 
  if (nearest(-1.0d0/r4, -1.0d0) /= -1.0d0/r4) call abort()
334 
  ! NAN- = NAN
335 
  if (.not.isnan(nearest(0.0/r4,  1.0d0))) call abort()
336 
  ! NAN+ = NAN
337 
  if (.not.isnan(nearest(0.0/r4, -1.0d0))) call abort()
338 
 
339 
end program test

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