version 1.1.1.1, 2000/09/09 14:12:19 |
version 1.1.1.2, 2003/08/25 16:06:09 |
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/* Test file for mpfr_can_round. |
/* Test file for mpfr_can_round. |
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Copyright (C) 1999 PolKA project, Inria Lorraine and Loria |
Copyright 1999, 2001 Free Software Foundation, Inc. |
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This file is part of the MPFR Library. |
This file is part of the MPFR Library. |
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The MPFR Library is free software; you can redistribute it and/or modify |
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 |
it under the terms of the GNU Lesser General Public License as published by |
the Free Software Foundation; either version 2 of the License, or (at your |
the Free Software Foundation; either version 2.1 of the License, or (at your |
option) any later version. |
option) any later version. |
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The MPFR Library is distributed in the hope that it will be useful, but |
The MPFR Library is distributed in the hope that it will be useful, but |
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
License for more details. |
License for more details. |
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You should have received a copy of the GNU Library General Public License |
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 |
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, |
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
MA 02111-1307, USA. */ |
MA 02111-1307, USA. */ |
Line 24 MA 02111-1307, USA. */ |
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Line 24 MA 02111-1307, USA. */ |
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#include "gmp.h" |
#include "gmp.h" |
#include "mpfr.h" |
#include "mpfr.h" |
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int main() |
int |
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main (void) |
{ |
{ |
mpfr_t x; |
mpfr_t x; |
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/* checks that rounds to nearest sets the last |
/* checks that rounds to nearest sets the last |
bit to zero in case of equal distance */ |
bit to zero in case of equal distance */ |
mpfr_init2(x, 59); |
mpfr_init2 (x, 59); |
mpfr_set_str_raw(x, "-0.10010001010111000011110010111010111110000000111101100111111E663"); |
mpfr_set_str_raw (x, "-0.10010001010111000011110010111010111110000000111101100111111E663"); |
if (mpfr_can_round(x, 54, GMP_RNDZ, GMP_RNDZ, 53) != 0) { |
if (mpfr_can_round (x, 54, GMP_RNDZ, GMP_RNDZ, 53) != 0) |
fprintf(stderr, "Error in mpfr_can_round\n"); exit(1); |
{ |
} |
fprintf (stderr, "Error (1) in mpfr_can_round\n"); |
mpfr_clear(x); |
exit (1); |
exit (0); |
} |
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mpfr_set_str_raw (x, "-Inf"); |
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if (mpfr_can_round (x, 2000, GMP_RNDZ, GMP_RNDZ, 2000) != 0) |
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{ |
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fprintf (stderr, "Error (2) in mpfr_can_round\n"); |
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exit (1); |
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} |
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mpfr_set_prec (x, 64); |
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mpfr_set_str_raw (x, "0.1011001000011110000110000110001111101011000010001110011000000000"); |
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if (mpfr_can_round (x, 65, GMP_RNDN, GMP_RNDN, 54)) |
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{ |
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fprintf (stderr, "Error (3) in mpfr_can_round\n"); |
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exit (1); |
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} |
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mpfr_clear (x); |
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return 0; |
} |
} |