mirror of https://github.com/macssh/macssh.git
74 lines
2.5 KiB
C
Executable File
74 lines
2.5 KiB
C
Executable File
/* Test file for mpfr_cmp.
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Copyright (C) 1999 PolKA project, Inria Lorraine and Loria
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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
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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The MPFR Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with the MPFR Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include "gmp.h"
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#include "longlong.h"
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#include "mpfr.h"
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#include "mpfr-impl.h"
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int
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main()
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{
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double x,y; mpfr_t xx,yy; int i,c;
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fprintf(stderr, "Test case 'tcmp' disabled\n");
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exit(0); /* THIS TEST CASE IS NOT WORKING */
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mpfr_init2(xx, 65); mpfr_init2(yy, 65);
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mpfr_set_str_raw(xx, "0.10011010101000110101010000000011001001001110001011101011111011101E623");
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mpfr_set_str_raw(yy, "0.10011010101000110101010000000011001001001110001011101011111011100E623");
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if (mpfr_cmp2(xx,yy)!=64) { printf("Error (1) in mpfr_cmp\n"); exit(1); }
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mpfr_set_str_raw(xx, "0.10100010001110110111000010001000010011111101000100011101000011100");
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mpfr_set_str_raw(yy, "0.10100010001110110111000010001000010011111101000100011101000011011");
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if (mpfr_cmp2(xx,yy)!=64) { printf("Error (1) in mpfr_cmp\n"); exit(1); }
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mpfr_set_prec(xx,53); mpfr_set_prec(yy,200);
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mpfr_set_d(xx, 1.0, 0);
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mpfr_set_d(yy, 1.0, 0);
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if (mpfr_cmp(xx,yy)!=0) {
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printf("Error in mpfr_cmp: 1.0 != 1.0\n"); exit(1);
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}
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mpfr_set_prec(yy, 31);
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mpfr_set_d(xx, 1.0000000002, 0);
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mpfr_set_d(yy, 1.0, 0);
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if (!(mpfr_cmp(xx,yy)>0)) {
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printf("Error in mpfr_cmp: not 1.0000000002 > 1.0\n"); exit(1);
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}
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mpfr_set_prec(yy, 53);
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for (i=0;i<1000000;) {
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x=drand(); y=drand();
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if (!isnan(x) && !isnan(y)) {
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i++;
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mpfr_set_d(xx, x, 0);
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mpfr_set_d(yy, y, 0);
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c = mpfr_cmp(xx,yy);
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if ((c>0 && x<=y) || (c==0 && x!=y) || (c<0 && x>=y)) {
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printf("Error in mpfr_cmp with x=%1.20e, y=%1.20e mpfr_cmp(x,y)=%d\n",
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x,y,c); exit(1);
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}
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}
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}
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mpfr_clear(xx); mpfr_clear(yy);
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exit (0);
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}
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