6 #include <math-tests.h>
8 #if !defined(FE_OVERFLOW) && !defined(FE_UNDERFLOW)
9 /* If there's no support for the exceptions this test is checking,
10 then just return success and allow the test to be compiled. */
11 # define fetestexcept(e) 1
24 feclearexcept (FE_ALL_EXCEPT);
25 if (nextafterf (m, i) != i)
27 puts ("nextafterf+ failed");
30 if (EXCEPTION_TESTS (float) && fetestexcept (FE_OVERFLOW) == 0)
32 puts ("nextafterf+ did not overflow");
35 feclearexcept (FE_ALL_EXCEPT);
36 if (nextafterf (-m, -i) != -i)
38 puts ("nextafterf- failed");
41 if (EXCEPTION_TESTS (float) && fetestexcept (FE_OVERFLOW) == 0)
43 puts ("nextafterf- did not overflow");
49 feclearexcept (FE_ALL_EXCEPT);
50 i = nextafterf (m, i);
51 if (i < 0 || i >= FLT_MIN)
53 puts ("nextafterf+ failed");
56 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
58 puts ("nextafterf+ did not underflow");
62 feclearexcept (FE_ALL_EXCEPT);
63 i = nextafterf (-m, -i);
64 if (i > 0 || i <= -FLT_MIN)
66 puts ("nextafterf- failed");
69 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
71 puts ("nextafterf- did not underflow");
75 feclearexcept (FE_ALL_EXCEPT);
76 m = nextafterf (zero, inf);
77 if (m < 0.0 || m >= FLT_MIN)
79 puts ("nextafterf+ failed");
82 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
84 puts ("nextafterf+ did not underflow");
87 feclearexcept (FE_ALL_EXCEPT);
88 if (nextafterf (m, i) != 0.0)
90 puts ("nextafterf+ failed");
93 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
95 puts ("nextafterf+ did not underflow");
98 feclearexcept (FE_ALL_EXCEPT);
99 m = nextafterf (copysignf (zero, -1.0), -inf);
100 if (m > 0.0 || m <= -FLT_MIN)
102 puts ("nextafterf- failed");
105 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
107 puts ("nextafterf- did not underflow");
110 feclearexcept (FE_ALL_EXCEPT);
111 if (nextafterf (m, -i) != 0.0)
113 puts ("nextafterf- failed");
116 if (EXCEPTION_TESTS (float) && fetestexcept (FE_UNDERFLOW) == 0)
118 puts ("nextafterf- did not underflow");
122 double di = INFINITY;
124 feclearexcept (FE_ALL_EXCEPT);
125 if (nextafter (dm, di) != di)
127 puts ("nextafter+ failed");
130 if (EXCEPTION_TESTS (double) && fetestexcept (FE_OVERFLOW) == 0)
132 puts ("nextafter+ did not overflow");
135 feclearexcept (FE_ALL_EXCEPT);
136 if (nextafter (-dm, -di) != -di)
138 puts ("nextafter failed");
141 if (EXCEPTION_TESTS (double) && fetestexcept (FE_OVERFLOW) == 0)
143 puts ("nextafter- did not overflow");
149 feclearexcept (FE_ALL_EXCEPT);
150 di = nextafter (dm, di);
151 if (di < 0 || di >= DBL_MIN)
153 puts ("nextafter+ failed");
156 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
158 puts ("nextafter+ did not underflow");
162 feclearexcept (FE_ALL_EXCEPT);
163 di = nextafter (-dm, -di);
164 if (di > 0 || di <= -DBL_MIN)
166 puts ("nextafter- failed");
169 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
171 puts ("nextafter- did not underflow");
175 feclearexcept (FE_ALL_EXCEPT);
176 dm = nextafter (zero, inf);
177 if (dm < 0.0 || dm >= DBL_MIN)
179 puts ("nextafter+ failed");
182 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
184 puts ("nextafter+ did not underflow");
187 feclearexcept (FE_ALL_EXCEPT);
188 if (nextafter (dm, di) != 0.0)
190 puts ("nextafter+ failed");
193 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
195 puts ("nextafter+ did not underflow");
198 feclearexcept (FE_ALL_EXCEPT);
199 dm = nextafter (copysign (zero, -1.0), -inf);
200 if (dm > 0.0 || dm <= -DBL_MIN)
202 puts ("nextafter- failed");
205 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
207 puts ("nextafter- did not underflow");
210 feclearexcept (FE_ALL_EXCEPT);
211 if (nextafter (dm, -di) != 0.0)
213 puts ("nextafter- failed");
216 if (EXCEPTION_TESTS (double) && fetestexcept (FE_UNDERFLOW) == 0)
218 puts ("nextafter- did not underflow");
222 #ifndef NO_LONG_DOUBLE
223 long double li = INFINITY;
224 long double lm = LDBL_MAX;
225 feclearexcept (FE_ALL_EXCEPT);
226 if (nextafterl (lm, li) != li)
228 puts ("nextafterl+ failed");
231 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_OVERFLOW) == 0)
233 puts ("nextafterl+ did not overflow");
236 feclearexcept (FE_ALL_EXCEPT);
237 if (nextafterl (-lm, -li) != -li)
239 puts ("nextafterl failed");
242 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_OVERFLOW) == 0)
244 puts ("nextafterl- did not overflow");
250 feclearexcept (FE_ALL_EXCEPT);
251 li = nextafterl (lm, li);
252 if (li < 0 || li >= LDBL_MIN)
254 puts ("nextafterl+ failed");
257 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
259 puts ("nextafterl+ did not underflow");
263 feclearexcept (FE_ALL_EXCEPT);
264 li = nextafterl (-lm, -li);
265 if (li > 0 || li <= -LDBL_MIN)
267 puts ("nextafterl- failed");
270 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
272 puts ("nextafterl- did not underflow");
276 feclearexcept (FE_ALL_EXCEPT);
277 lm = nextafterl (zero, inf);
278 if (lm < 0.0 || lm >= LDBL_MIN)
280 puts ("nextafterl+ failed");
283 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
285 puts ("nextafterl+ did not underflow");
288 feclearexcept (FE_ALL_EXCEPT);
289 if (nextafterl (lm, li) != 0.0)
291 puts ("nextafterl+ failed");
294 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
296 puts ("nextafterl+ did not underflow");
299 feclearexcept (FE_ALL_EXCEPT);
300 lm = nextafterl (copysign (zero, -1.0), -inf);
301 if (lm > 0.0 || lm <= -LDBL_MIN)
303 puts ("nextafterl- failed");
306 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
308 puts ("nextafterl- did not underflow");
311 feclearexcept (FE_ALL_EXCEPT);
312 if (nextafterl (lm, -li) != 0.0)
314 puts ("nextafterl- failed");
317 if (EXCEPTION_TESTS (long double) && fetestexcept (FE_UNDERFLOW) == 0)
319 puts ("nextafterl- did not underflow");