niceSOFT/mpfr | Gitverse

src/set_zero.c

30 строк1 KB

Vincent Lefevre

Updated the "Contributed" lines.

02 фев 2025, 02:39

02 фев 2025, 02:39a774f60

/* mpfr_set_zero -- set a number to positive or negative zero.

Copyright 2009-2025 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"

void
mpfr_set_zero (mpfr_ptr x, int sign)
{
  mpfr_set_ui (x, 0, MPFR_RNDN);
  if (sign < 0)
    MPFR_SET_NEG(x);
}