36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* double mpz_get_d (mpz_t src) -- Return the double approximation to SRC.
|
|
|
|
Copyright 1996, 1997, 2000, 2001, 2002, 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 2.1 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; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
#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);
|
|
}
|