/* double mpz_get_d (mpz_t src) -- Return the double approximation to SRC.

Copyright 1996, 1997, 2000-2003 Free Software Foundation, Inc.

This file is part of the GNU MP Library.

The GNU MP 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 MP 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 MP Library.  If not, see https://www.gnu.org/licenses/.  */

#include "gmp.h"
#include "gmp-impl.h"

double
mpz_get_d (mpz_srcptr z)
{
  mp_size_t size;

  size = SIZ (z);
  if (UNLIKELY (size == 0))
    return 0.0;

  return mpn_get_d (PTR (z), ABS (size), size, 0L);
}