msun/tests/fenv_test.c

36 #include <assert.h>
163 	assert(sig == SIGFPE);
195 	assert(memcmp(&env.__mxcsr, &FE_DFL_ENV->__mxcsr,
197 	assert(memcmp(&env.__x87.__control, &FE_DFL_ENV->__x87.__control,
199 	assert(memcmp(&env.__x87.__status, &FE_DFL_ENV->__x87.__status,
201 	assert(memcmp(&env.__x87.__tag, &FE_DFL_ENV->__x87.__tag,
204 	assert(memcmp(&env, FE_DFL_ENV, sizeof(env)) == 0);
208 	assert(fetestexcept(FE_ALL_EXCEPT) == 0);
220 		assert(fetestexcept(std_except_sets[i]) == 0);
226 		assert(fetestexcept(excepts) == excepts);
227 		assert(feclearexcept(FE_ALL_EXCEPT) == 0);
228 		assert(fetestexcept(FE_ALL_EXCEPT) == 0);
231 		assert(fetestexcept(excepts) == excepts);
234 			assert((fetestexcept(ALL_STD_EXCEPT) | FE_INEXACT) ==
237 			assert(fetestexcept(ALL_STD_EXCEPT) == excepts);
239 		assert(feclearexcept(excepts) == 0);
240 		assert(fetestexcept(ALL_STD_EXCEPT) == 0);
255 	assert(fetestexcept(FE_ALL_EXCEPT) == 0);
259 		assert(fegetexceptflag(&flag, excepts) == 0);
261 		assert(fesetexceptflag(&flag, excepts) == 0);
262 		assert(fetestexcept(ALL_STD_EXCEPT) ==
265 		assert(fegetexceptflag(&flag, FE_ALL_EXCEPT) == 0);
266 		assert(feclearexcept(FE_ALL_EXCEPT) == 0);
267 		assert(fesetexceptflag(&flag, excepts) == 0);
268 		assert(fetestexcept(ALL_STD_EXCEPT) == 0);
269 		assert(fesetexceptflag(&flag, ALL_STD_EXCEPT ^ excepts) == 0);
270 		assert(fetestexcept(ALL_STD_EXCEPT) ==
273 		assert(feclearexcept(FE_ALL_EXCEPT) == 0);
290 		assert(fetestexcept(FE_ALL_EXCEPT) == 0);
291 		assert(feraiseexcept(excepts) == 0);
294 			assert((fetestexcept(ALL_STD_EXCEPT) | FE_INEXACT) ==
297 			assert(fetestexcept(ALL_STD_EXCEPT) == excepts);
299 		assert(feclearexcept(FE_ALL_EXCEPT) == 0);
301 	assert(feraiseexcept(FE_INVALID | FE_DIVBYZERO) == 0);
302 	assert(fetestexcept(ALL_STD_EXCEPT) == (FE_INVALID | FE_DIVBYZERO));
303 	assert(feraiseexcept(FE_OVERFLOW | FE_UNDERFLOW | FE_INEXACT) == 0);
304 	assert(fetestexcept(ALL_STD_EXCEPT) == ALL_STD_EXCEPT);
305 	assert(feclearexcept(FE_ALL_EXCEPT) == 0);
315 	assert(fegetround() == FE_TONEAREST);
316 	assert(getround() == FE_TONEAREST);
317 	assert(FLT_ROUNDS == 1);
319 	assert(fesetround(FE_DOWNWARD) == 0);
320 	assert(fegetround() == FE_DOWNWARD);
321 	assert(getround() == FE_DOWNWARD);
322 	assert(FLT_ROUNDS == 3);
324 	assert(fesetround(FE_UPWARD) == 0);
325 	assert(getround() == FE_UPWARD);
326 	assert(fegetround() == FE_UPWARD);
327 	assert(FLT_ROUNDS == 2);
329 	assert(fesetround(FE_TOWARDZERO) == 0);
330 	assert(getround() == FE_TOWARDZERO);
331 	assert(fegetround() == FE_TOWARDZERO);
332 	assert(FLT_ROUNDS == 0);
334 	assert(fesetround(FE_TONEAREST) == 0);
335 	assert(getround() == FE_TONEAREST);
336 	assert(FLT_ROUNDS == 1);
338 	assert(feclearexcept(FE_ALL_EXCEPT) == 0);
355 		assert(fetestexcept(FE_ALL_EXCEPT) == 0);
356 		assert(fegetround() == FE_TONEAREST);
357 		assert(fegetenv(&env1) == 0);
367 			assert(feclearexcept(FE_INEXACT) == 0);
370 		assert(fegetenv(&env2) == 0);
371 		assert(fesetenv(&env1) == 0);
372 		assert(fetestexcept(FE_ALL_EXCEPT) == 0);
373 		assert(fegetround() == FE_TONEAREST);
375 		assert(fesetenv(&env2) == 0);
376 		assert(fetestexcept(FE_ALL_EXCEPT) == excepts);
377 		assert(fegetround() == FE_DOWNWARD);
378 		assert(fesetenv(&env1) == 0);
379 		assert(fetestexcept(FE_ALL_EXCEPT) == 0);
380 		assert(fegetround() == FE_TONEAREST);
396 	assert((fegetexcept() & ALL_STD_EXCEPT) == 0);
397 	assert((feenableexcept(FE_INVALID|FE_OVERFLOW) & ALL_STD_EXCEPT) == 0);
398 	assert((feenableexcept(FE_UNDERFLOW) & ALL_STD_EXCEPT) ==
400 	assert((fedisableexcept(FE_OVERFLOW) & ALL_STD_EXCEPT) ==
402 	assert((fegetexcept() & ALL_STD_EXCEPT) == (FE_INVALID | FE_UNDERFLOW));
403 	assert((fedisableexcept(FE_ALL_EXCEPT) & ALL_STD_EXCEPT) ==
405 	assert((fegetexcept() & ALL_STD_EXCEPT) == 0);
426 				assert((fegetexcept() & ALL_STD_EXCEPT) == 0);
427 				assert((feenableexcept(except)
429 				assert(fegetexcept() == except);
431 				assert(feraiseexcept(raise) == 0);
432 				assert(fetestexcept(ALL_STD_EXCEPT) == raise);
434 				assert(sigaction(SIGFPE, &act, NULL) == 0);
441 					assert(0);
443 				assert(0);
445 				assert(wait(&status) > 0);
447 				 * Avoid assert() here so that it's possible
452 				assert(WEXITSTATUS(status) == 0);
455 				assert(0);
459 	assert(fetestexcept(FE_ALL_EXCEPT) == 0);
502 					assert((feenableexcept(except) &
505 				assert(fesetround(FE_DOWNWARD) == 0);
506 				assert(feholdexcept(&env) == 0);
507 				assert(fetestexcept(FE_ALL_EXCEPT) == 0);
509 				assert(fesetround(FE_UPWARD) == 0);
512 					assert(sigaction(SIGFPE, &act, NULL) ==
514 				assert(feupdateenv(&env) == 0);
515 				assert(fegetround() == FE_DOWNWARD);
516 				assert(fetestexcept(ALL_STD_EXCEPT) ==
519 				assert(pass == 0);
522 				assert(wait(&status) > 0);
524 				 * Avoid assert() here so that it's possible
529 				assert(WEXITSTATUS(status) == 0);
532 				assert(0);
536 	assert(fetestexcept(FE_ALL_EXCEPT) == 0);