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math/s_fdim_template.c
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Return positive difference between arguments. Copyright (C) 1997-2026 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 <errno.h> #include <math.h> #include <math-narrow-eval.h> FLOAT M_DECL_FUNC (__fdim) (FLOAT x, FLOAT y) { if (islessequal (x, y)) return 0; FLOAT r = math_narrow_eval (x - y); if (isinf (r) && !isinf (x) && !isinf (y)) __set_errno (ERANGE); return r; } declare_mgen_alias (__fdim, fdim);