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Annotation of OpenXM_contrib/gmp/mpfr/tests/tcan_round.c, Revision 1.1.1.1

1.1       maekawa     1: /* Test file for mpfr_can_round.
                      2:
                      3: Copyright (C) 1999 PolKA project, Inria Lorraine and Loria
                      4:
                      5: This file is part of the MPFR Library.
                      6:
                      7: The MPFR Library is free software; you can redistribute it and/or modify
                      8: it under the terms of the GNU Library General Public License as published by
                      9: the Free Software Foundation; either version 2 of the License, or (at your
                     10: option) any later version.
                     11:
                     12: The MPFR Library is distributed in the hope that it will be useful, but
                     13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
                     15: License for more details.
                     16:
                     17: You should have received a copy of the GNU Library General Public License
                     18: along with the MPFR Library; see the file COPYING.LIB.  If not, write to
                     19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: MA 02111-1307, USA. */
                     21:
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include "gmp.h"
                     25: #include "mpfr.h"
                     26:
                     27: int main()
                     28: {
                     29:    mpfr_t x;
                     30:
                     31:    /* checks that rounds to nearest sets the last
                     32:      bit to zero in case of equal distance */
                     33:    mpfr_init2(x, 59);
                     34:    mpfr_set_str_raw(x, "-0.10010001010111000011110010111010111110000000111101100111111E663");
                     35:    if (mpfr_can_round(x, 54, GMP_RNDZ, GMP_RNDZ, 53) != 0) {
                     36:      fprintf(stderr, "Error in mpfr_can_round\n"); exit(1);
                     37:    }
                     38:    mpfr_clear(x);
                     39:    exit (0);
                     40: }