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math/w_sqrtf_compat.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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/* Copyright (C) 2011-2026 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/>. */ #define NO_MATH_REDIRECT #include <math.h> #include <math_private.h> #include <math-svid-compat.h> #include <libm-alias-float.h> #if LIBM_SVID_COMPAT && SHLIB_COMPAT (libm, GLIBC_2_0, GLIBC_2_43) /* wrapper sqrtf */ float __sqrtf_svid (float x) { if (__builtin_expect (isless (x, 0.0f), 0) && _LIB_VERSION != _IEEE_) return __kernel_standard_f (x, x, 126); /* sqrt(negative) */ return __sqrtf (x); } compat_symbol (libm, __sqrtf_svid, sqrtf, GLIBC_2_0); #endif