diff options
Diffstat (limited to 'math/basic-test.c')
-rw-r--r-- | math/basic-test.c | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/math/basic-test.c b/math/basic-test.c deleted file mode 100644 index 43badbc6aa..0000000000 --- a/math/basic-test.c +++ /dev/null @@ -1,222 +0,0 @@ -/* Copyright (C) 1999-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Andreas Jaeger <aj@suse.de>, 1999. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <math.h> -#include <float.h> -#include <stdio.h> - -#include <math-tests.h> - - -static int errors = 0; - - -static void -check (const char *testname, int result) -{ - if (!result) { - printf ("Failure: %s\n", testname); - errors++; - } -} - -#define TEST_FUNC(NAME, FLOAT, SUFFIX, EPSILON, HUGEVAL) \ -static void \ -NAME (void) \ -{ \ - /* Variables are declared volatile to forbid some compiler \ - optimizations. */ \ - volatile FLOAT Inf_var, qNaN_var, zero_var, one_var; \ - /* A sNaN is only guaranteed to be representable in variables with */ \ - /* static (or thread-local) storage duration. */ \ - static volatile FLOAT sNaN_var = __builtin_nans ## SUFFIX (""); \ - static volatile FLOAT minus_sNaN_var = -__builtin_nans ## SUFFIX (""); \ - FLOAT x1, x2; \ - \ - zero_var = 0.0; \ - one_var = 1.0; \ - qNaN_var = __builtin_nan ## SUFFIX (""); \ - Inf_var = one_var / zero_var; \ - \ - (void) &zero_var; \ - (void) &one_var; \ - (void) &qNaN_var; \ - (void) &sNaN_var; \ - (void) &minus_sNaN_var; \ - (void) &Inf_var; \ - \ - \ - check (#FLOAT " isinf (inf) == 1", isinf (Inf_var) == 1); \ - check (#FLOAT " isinf (-inf) == -1", isinf (-Inf_var) == -1); \ - check (#FLOAT " !isinf (1)", !(isinf (one_var))); \ - check (#FLOAT " !isinf (qNaN)", !(isinf (qNaN_var))); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " !isinf (sNaN)", !(isinf (sNaN_var))); \ - \ - check (#FLOAT " isnan (qNaN)", isnan (qNaN_var)); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " isnan (sNaN)", isnan (sNaN_var)); \ - check (#FLOAT " isnan (-qNaN)", isnan (-qNaN_var)); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " isnan (-sNaN)", isnan (minus_sNaN_var)); \ - check (#FLOAT " !isnan (1)", !(isnan (one_var))); \ - check (#FLOAT " !isnan (inf)", !(isnan (Inf_var))); \ - \ - check (#FLOAT " !issignaling (qNaN)", !(issignaling (qNaN_var))); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " issignaling (sNaN)", issignaling (sNaN_var)); \ - check (#FLOAT " !issignaling (-qNaN)", !(issignaling (-qNaN_var))); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " issignaling (-sNaN)", issignaling (minus_sNaN_var)); \ - check (#FLOAT " !issignaling (1)", !(issignaling (one_var))); \ - check (#FLOAT " !issignaling (inf)", !(issignaling (Inf_var))); \ - \ - check (#FLOAT " inf == inf", Inf_var == Inf_var); \ - check (#FLOAT " -inf == -inf", -Inf_var == -Inf_var); \ - check (#FLOAT " inf != -inf", Inf_var != -Inf_var); \ - check (#FLOAT " qNaN != qNaN", qNaN_var != qNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " sNaN != sNaN", sNaN_var != sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " qNaN != sNaN", qNaN_var != sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " -sNaN != -sNaN", minus_sNaN_var != minus_sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " sNaN != -sNaN", sNaN_var != minus_sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " qNaN != -sNaN", qNaN_var != minus_sNaN_var); \ - \ - /* \ - the same tests but this time with NAN from <bits/nan.h> \ - NAN is a double const \ - */ \ - check (#FLOAT " isnan (NAN)", isnan (NAN)); \ - check (#FLOAT " isnan (-NAN)", isnan (-NAN)); \ - check (#FLOAT " !isinf (NAN)", !(isinf (NAN))); \ - check (#FLOAT " !isinf (-NAN)", !(isinf (-NAN))); \ - check (#FLOAT " NAN != NAN", NAN != NAN); \ - check (#FLOAT " NAN != qNaN", NAN != qNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " NAN != sNaN", NAN != sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " NAN != -sNaN", NAN != minus_sNaN_var); \ - \ - /* \ - And again with the value returned by the `nan' function. \ - */ \ - check (#FLOAT " isnan (nan (\"\"))", isnan (nan ## SUFFIX (""))); \ - check (#FLOAT " isnan (-nan (\"\"))", isnan (-nan ## SUFFIX (""))); \ - check (#FLOAT " !isinf (nan (\"\"))", !(isinf (nan ## SUFFIX ("")))); \ - check (#FLOAT " !isinf (-nan (\"\"))", !(isinf (-nan ## SUFFIX ("")))); \ - check (#FLOAT " nan (\"\") != nan (\"\")", \ - nan ## SUFFIX ("") != nan ## SUFFIX ("")); \ - check (#FLOAT " nan (\"\") != qNaN", nan ## SUFFIX ("") != qNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " nan (\"\") != sNaN", nan ## SUFFIX ("") != sNaN_var); \ - if (SNAN_TESTS (FLOAT)) \ - check (#FLOAT " nan (\"\") != -sNaN", \ - nan ## SUFFIX ("") != minus_sNaN_var); \ - \ - /* test if EPSILON is ok */ \ - x1 = 1.0; \ - x2 = x1 + EPSILON; \ - check (#FLOAT " 1 != 1+EPSILON", x1 != x2); \ - \ - x1 = 1.0; \ - x2 = x1 - EPSILON; \ - check (#FLOAT " 1 != 1-EPSILON", x1 != x2); \ - \ - /* test if HUGE_VALx is ok */ \ - x1 = HUGEVAL; \ - check (#FLOAT " isinf (HUGE_VALx) == +1", isinf (x1) == +1); \ - x1 = - HUGEVAL; \ - check (#FLOAT " isinf (-HUGE_VALx) == -1", isinf (x1) == -1); \ -} - -#define TEST_CONVERT(NAME, FLOAT, DOUBLE, SUFFIX) \ -void \ -NAME (void) \ -{ \ - volatile DOUBLE Inf_var, qNaN_var, zero_var, one_var; \ - /* A sNaN is only guaranteed to be representable in variables with */ \ - /* static (or thread-local) storage duration. */ \ - static volatile DOUBLE sNaN_var = __builtin_nans ## SUFFIX (""); \ - FLOAT x1, x2; \ - \ - zero_var = 0.0; \ - one_var = 1.0; \ - qNaN_var = __builtin_nan ## SUFFIX (""); \ - Inf_var = one_var / zero_var; \ - \ - (void) &qNaN_var; \ - (void) &sNaN_var; \ - (void) &Inf_var; \ - \ - x1 = (FLOAT) qNaN_var; \ - check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") qNaN, isnan", isnan (x1)); \ - check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") qNaN, !issignaling", \ - !issignaling (x1)); \ - if (SNAN_TESTS (FLOAT)) \ - { \ - x1 = (FLOAT) sNaN_var; \ - check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") sNaN, isnan", isnan (x1)); \ - if (SNAN_TESTS_TYPE_CAST) \ - { \ - /* Upon type conversion, a sNaN is converted into a qNaN plus an */ \ - /* INVALID exception (not checked here). */ \ - check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") sNaN, !issignaling", \ - !issignaling (x1)); \ - } \ - } \ - x2 = (FLOAT) Inf_var; \ - check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") Inf", isinf (x2) != 0); \ -} - -TEST_FUNC (float_test, float, f, FLT_EPSILON, HUGE_VALF) -TEST_FUNC (double_test, double, , DBL_EPSILON, HUGE_VAL) -TEST_CONVERT (convert_dfsf_test, float, double, ) -TEST_CONVERT (convert_sfdf_test, double, float, f) -#ifndef NO_LONG_DOUBLE -TEST_FUNC (ldouble_test, long double, l, LDBL_EPSILON, HUGE_VALL) -TEST_CONVERT (convert_tfsf_test, float, long double, l) -TEST_CONVERT (convert_sftf_test, long double, float, f) -TEST_CONVERT (convert_tfdf_test, double, long double, l) -TEST_CONVERT (convert_dftf_test, long double, double, ) -#endif - -int -do_test (void) -{ - float_test (); - double_test (); - convert_dfsf_test(); - convert_sfdf_test(); - -#ifndef NO_LONG_DOUBLE - ldouble_test (); - convert_tfsf_test(); - convert_sftf_test(); - convert_tfdf_test(); - convert_dftf_test(); -#endif - - return errors != 0; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |