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/* predicates.c -- Predicates.
Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2010,
Spaces project, Inria Lorraine
and Salsa project, INRIA Rocquencourt,
and Arenaire project, Inria Rhone-Alpes, France
and Lab. ANO, USTL (Univ. of Lille), France
This file is part of the MPFI Library.
The MPFI 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 MPFI 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 MPFI Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "mpfi-impl.h"
int
mpfi_nan_p (mpfi_srcptr a)
{
return (mpfr_nan_p (&(a->left)) || mpfr_nan_p (&(a->right)));
}
int
mpfi_inf_p (mpfi_srcptr a)
{
return (mpfr_inf_p (&(a->left)) || mpfr_inf_p (&(a->right)))
&& !MPFI_NAN_P (a);
}
int
mpfi_bounded_p (mpfi_srcptr a)
{
return (mpfr_number_p (&(a->left)) && mpfr_number_p (&(a->right))
&& !MPFI_NAN_P (a));
}
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