/
githubmirror
/
glibc
Обзор
Документация
Войти
/
githubmirror
/
glibc
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
math/test-iszero-excess-precision.c
49 строк
1 KB
Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
Код
Авторство
О чём код?
/* Test iszero with excess precision. Copyright (C) 2016-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. 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 <https://www.gnu.org/licenses/>. */ #include <float.h> #include <math.h> #include <stdio.h> #define TEST(TYPE, TRUE_MIN) \ do \ { \ if (iszero (TRUE_MIN / 2)) \ puts ("iszero removes excess precision for " #TYPE); \ else \ { \ puts ("iszero fails to remove excess precision for " #TYPE); \ result = 1; \ } \ } \ while (0) static int do_test (void) { int result = 0; TEST (float, FLT_TRUE_MIN); TEST (double, DBL_TRUE_MIN); TEST (long double, LDBL_TRUE_MIN); return result; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"