diff options
Diffstat (limited to 'mpfr/tests/tcan_round.c')
-rw-r--r-- | mpfr/tests/tcan_round.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/mpfr/tests/tcan_round.c b/mpfr/tests/tcan_round.c new file mode 100644 index 000000000..7e452ab80 --- /dev/null +++ b/mpfr/tests/tcan_round.c @@ -0,0 +1,40 @@ +/* Test file for mpfr_can_round. + +Copyright (C) 1999 PolKA project, Inria Lorraine and Loria + +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 Library General Public License as published by +the Free Software Foundation; either version 2 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 Library General Public +License for more details. + +You should have received a copy of the GNU Library 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 "mpfr.h" + +int main() +{ + mpfr_t x; + + /* checks that rounds to nearest sets the last + bit to zero in case of equal distance */ + mpfr_init2(x, 59); + mpfr_set_str_raw(x, "-0.10010001010111000011110010111010111110000000111101100111111E663"); + if (mpfr_can_round(x, 54, GMP_RNDZ, GMP_RNDZ, 53) != 0) { + fprintf(stderr, "Error in mpfr_can_round\n"); exit(1); + } + mpfr_clear(x); + exit (0); +} |