3 Copyright 1996, 2001 Free Software Foundation, Inc.
5 This file is part of the GNU MP Library.
7 The GNU MP Library is free software; you can redistribute it and/or modify
8 it under the terms of the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
12 The GNU MP 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 Lesser General Public
15 License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
32 main (int argc, char **argv)
39 mp_size_t bprec = 100;
40 mpf_t rerr, max_rerr, limit_rerr;
46 reps = strtol (argv[1], 0, 0);
48 bprec = strtol (argv[2], 0, 0);
51 mpf_set_default_prec (bprec);
53 mpf_init_set_ui (limit_rerr, 1);
54 mpf_div_2exp (limit_rerr, limit_rerr, bprec);
56 mpf_dump (limit_rerr);
59 mpf_init_set_ui (max_rerr, 0);
65 for (i = 0; i < reps; i++)
67 size = urandom () % (2 * SIZE) - SIZE;
68 exp = urandom () % SIZE;
69 mpf_random2 (u, size, exp);
71 size = urandom () % (2 * SIZE) - SIZE;
72 exp = urandom () % SIZE;
73 mpf_random2 (v, size, exp);
76 refmpf_add (wref, u, v);
78 mpf_reldiff (rerr, w, wref);
79 if (mpf_cmp (rerr, max_rerr) > 0)
81 mpf_set (max_rerr, rerr);
85 if (mpf_cmp (rerr, limit_rerr) > 0)
87 printf ("ERROR after %d tests\n", i);
88 printf (" u = "); mpf_dump (u);
89 printf (" v = "); mpf_dump (v);
90 printf ("wref = "); mpf_dump (wref);
91 printf (" w = "); mpf_dump (w);
97 mpf_clear (limit_rerr);