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mpfr
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src/total_order.c
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Vincent Lefevre
Updated the "Contributed" lines.
02 фев 2025, 02:39
02 фев 2025, 02:39
a774f60
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/* mpfr_total_order_p -- total order of two floating-point numbers Copyright 2018-2025 Free Software Foundation, Inc. Contributed by the Pascaline and Caramba projects, INRIA. This file is part of the GNU MPFR Library. The GNU MPFR 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 3 of the License, or (at your option) any later version. The GNU MPFR 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 MPFR Library; see the file COPYING.LESSER. If not, see <https://www.gnu.org/licenses/>. */ #include "mpfr-impl.h" /* follows IEEE 754-2008, Section 5.10 */ int mpfr_total_order_p (mpfr_srcptr x, mpfr_srcptr y) { if (MPFR_SIGN (x) != MPFR_SIGN (y)) return MPFR_IS_POS (y); if (MPFR_IS_NAN (x)) return MPFR_IS_NAN (y) || MPFR_IS_NEG (x); /* Now x is not NaN. */ if (MPFR_IS_NAN (y)) return MPFR_IS_POS (y); /* x < +NaN, x > -NaN */ /* Now neither x nor y is NaN, and zeros of different sign have already been taken into account. */ return mpfr_lessequal_p (x, y); }