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/* Test file for:
mpfr_fits_sint_p, mpfr_fits_slong_p, mpfr_fits_sshort_p,
mpfr_fits_uint_p, mpfr_fits_ulong_p, mpfr_fits_ushort_p
Copyright 2004, 2005 Free Software Foundation, Inc.
This file is part of the MPFR Library.
The 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 2.1 of the License, or (at your
option) any later version.
The 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 MPFR Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Place, Fifth Floor, Boston,
MA 02110-1301, USA. */
#if HAVE_CONFIG_H
# include "config.h" /* for a build within gmp */
#endif
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
/* The ISO C99 standard specifies that in C++ implementations the
INTMAX_MAX, ... macros should only be defined if explicitly requested. */
#if defined __cplusplus
# define __STDC_LIMIT_MACROS
# define __STDC_CONSTANT_MACROS
#endif
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif
#include "mpfr-test.h"
#define ERROR1 { printf("Initial error for x="); mpfr_dump(x); exit(1); }
#define ERROR2 { printf("Error for x="); mpfr_dump(x); exit(1); }
static void check_intmax (void);
int
main (void)
{
mpfr_t x;
tests_start_mpfr ();
mpfr_init2 (x, 256);
/* Check NAN */
mpfr_set_nan(x);
if (mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_slong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_uint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR1;
/* Check INF */
mpfr_set_inf(x, 1);
if (mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_slong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_uint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR1;
/* Check Zero */
MPFR_SET_ZERO(x);
if (!mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_slong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_uint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
/* Check small op */
mpfr_set_str1 (x, "1@-1");
if (!mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_slong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_uint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
/* Check 17 */
mpfr_set_ui (x, 17, GMP_RNDN);
if (!mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_slong_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_uint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
/* Check all other values */
mpfr_set_ui(x, ULONG_MAX, GMP_RNDN);
mpfr_mul_2exp(x, x, 1, GMP_RNDN);
if (mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_slong_p(x, GMP_RNDN))
ERROR1;
mpfr_mul_2exp(x, x, 40, GMP_RNDN);
if (mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_uint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR1;
mpfr_set_ui(x, ULONG_MAX, GMP_RNDN);
if (!mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR2;
mpfr_set_ui(x, LONG_MAX, GMP_RNDN);
if (!mpfr_fits_slong_p(x, GMP_RNDN))
ERROR2;
mpfr_set_ui(x, UINT_MAX, GMP_RNDN);
if (!mpfr_fits_uint_p(x, GMP_RNDN))
ERROR2;
mpfr_set_ui(x, INT_MAX, GMP_RNDN);
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
mpfr_set_ui(x, USHRT_MAX, GMP_RNDN);
if (!mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR2;
mpfr_set_ui(x, SHRT_MAX, GMP_RNDN);
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
mpfr_set_si(x, 1, GMP_RNDN);
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
/* Check negative value */
mpfr_set_si (x, -1, GMP_RNDN);
if (!mpfr_fits_sint_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_sshort_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_slong_p(x, GMP_RNDN))
ERROR2;
if (mpfr_fits_uint_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_ushort_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_ulong_p(x, GMP_RNDN))
ERROR1;
mpfr_clear (x);
check_intmax ();
tests_end_mpfr ();
return 0;
}
static void check_intmax (void)
{
#ifdef _MPFR_H_HAVE_INTMAX_T
mpfr_t x;
mpfr_init2 (x, sizeof(uintmax_t)*CHAR_BIT);
/* Check NAN */
mpfr_set_nan(x);
if (mpfr_fits_uintmax_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_intmax_p(x, GMP_RNDN))
ERROR1;
/* Check INF */
mpfr_set_inf(x, 1);
if (mpfr_fits_uintmax_p(x, GMP_RNDN))
ERROR1;
if (mpfr_fits_intmax_p(x, GMP_RNDN))
ERROR1;
/* Check Zero */
MPFR_SET_ZERO(x);
if (!mpfr_fits_uintmax_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_intmax_p(x, GMP_RNDN))
ERROR2;
/* Check small op */
mpfr_set_str1 (x, "1@-1");
if (!mpfr_fits_uintmax_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_intmax_p(x, GMP_RNDN))
ERROR2;
/* Check 17 */
mpfr_set_ui (x, 17, GMP_RNDN);
if (!mpfr_fits_uintmax_p(x, GMP_RNDN))
ERROR2;
if (!mpfr_fits_intmax_p(x, GMP_RNDN))
ERROR2;
/* Check hugest */
mpfr_set_ui_2exp (x, 42, sizeof (uintmax_t) * 32, GMP_RNDN);
if (mpfr_fits_uintmax_p (x, GMP_RNDN))
ERROR1;
if (mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR1;
/* Check all other values */
mpfr_set_uj (x, UINTMAX_MAX, GMP_RNDN);
mpfr_add_ui (x, x, 1, GMP_RNDN);
if (mpfr_fits_uintmax_p (x, GMP_RNDN))
ERROR1;
mpfr_set_uj (x, UINTMAX_MAX, GMP_RNDN);
if (!mpfr_fits_uintmax_p (x, GMP_RNDN))
ERROR2;
mpfr_set_sj (x, INTMAX_MAX, GMP_RNDN);
mpfr_add_ui (x, x, 1, GMP_RNDN);
if (mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR1;
mpfr_set_sj (x, INTMAX_MAX, GMP_RNDN);
if (!mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR2;
mpfr_set_sj (x, INTMAX_MIN, GMP_RNDN);
if (!mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR2;
mpfr_sub_ui (x, x, 1, GMP_RNDN);
if (mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR1;
/* Check negative value */
mpfr_set_si (x, -1, GMP_RNDN);
if (!mpfr_fits_intmax_p (x, GMP_RNDN))
ERROR2;
if (mpfr_fits_uintmax_p (x, GMP_RNDN))
ERROR1;
mpfr_clear (x);
#endif
}
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