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/* Test file for mpfr_exp2.
Copyright 2001 Free Software Foundation.
Adapted from tarctan.c.
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., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */
#include <stdio.h>
#include <stdlib.h>
#include "gmp.h"
#include "gmp-impl.h"
#include "mpfr.h"
#include "mpfr-impl.h"
#include "mpfr-test.h"
#define TEST_FUNCTION mpfr_exp2
#include "tgeneric.c"
int
main (int argc, char *argv[])
{
mpfr_t x, y;
mpfr_init (x);
mpfr_init (y);
MPFR_CLEAR_NAN(x);
MPFR_SET_INF(x);
mpfr_exp2 (y, x, GMP_RNDN);
if(!MPFR_IS_INF(y))
{
printf ("evaluation of function in INF does not return INF");
exit (1);
}
MPFR_CHANGE_SIGN(x);
mpfr_exp2 (y, x, GMP_RNDN);
if(!MPFR_IS_ZERO(y))
{
printf ("evaluation of function in -INF does not return 0");
exit (1);
}
MPFR_SET_NAN(x);
mpfr_exp2 (y, x, GMP_RNDN);
if(!MPFR_IS_NAN(y))
{
printf ("evaluation of function in NAN does not return NAN");
exit (1);
}
test_generic (2, 100, 100);
mpfr_clear (x);
mpfr_clear (y);
return 0;
}
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