=================================================================== RCS file: /home/cvs/OpenXM_contrib/gmp/mpq/tests/Attic/t-get_d.c,v retrieving revision 1.1.1.1 retrieving revision 1.1.1.2 diff -u -p -r1.1.1.1 -r1.1.1.2 --- OpenXM_contrib/gmp/mpq/tests/Attic/t-get_d.c 2000/01/10 15:35:26 1.1.1.1 +++ OpenXM_contrib/gmp/mpq/tests/Attic/t-get_d.c 2000/09/09 14:13:07 1.1.1.2 @@ -1,20 +1,20 @@ -/* Test mpq_get_d +/* Test mpq_get_d and mpq_set_d -Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc. +Copyright (C) 1991, 1993, 1994, 1996, 2000 Free Software Foundation, Inc. This file is part of the GNU MP Library. The GNU MP 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 +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU MP 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 +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. -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 GNU MP 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. */ @@ -28,16 +28,37 @@ MA 02111-1307, USA. */ #define SIZE 8 #endif +#if defined (__vax__) && SIZE > 4 +#undef SIZE +#define SIZE 4 +#endif + +void +MPQ_CHECK_FORMAT (q) + mpq_t q; +{ + mp_size_t n; + + n = ABSIZ (mpq_numref (q)); + if (n != 0) + ASSERT_ALWAYS (PTR(mpq_numref(q))[n - 1] != 0); + + n = ABSIZ (mpq_denref (q)); + if (n != 0) + ASSERT_ALWAYS (PTR(mpq_denref(q))[n - 1] != 0); +} + main (argc, argv) int argc; char **argv; { mpq_t a; mp_size_t size; - int reps = 10000; + int reps = 1000; int i, j; double last_d, new_d; - mpz_t eps; + mpq_t qlast_d, qnew_d; + mpq_t eps; if (argc == 2) reps = atoi (argv[1]); @@ -46,7 +67,9 @@ main (argc, argv) numbers to the numerator and denominator. */ mpq_init (a); - mpz_init (eps); + mpq_init (eps); + mpq_init (qlast_d); + mpq_init (qnew_d); for (i = 0; i < reps; i++) { @@ -62,16 +85,37 @@ main (argc, argv) mpq_canonicalize (a); last_d = mpq_get_d (a); + mpq_set_d (qlast_d, last_d); for (j = 0; j < 10; j++) { - size = urandom () % SIZE; - mpz_random2 (eps, size); - mpz_add (mpq_numref (a), mpq_numref (a), eps); + size = urandom () % SIZE + 1; + mpz_random2 (mpq_numref (eps), size); + size = urandom () % SIZE + 1; + mpz_random2 (mpq_denref (eps), size); + mpq_canonicalize (eps); + + mpq_add (a, a, eps); mpq_canonicalize (a); new_d = mpq_get_d (a); if (last_d > new_d) - abort (); + { + fprintf (stderr, "ERROR (test %d/%d): bad mpq_get_d results\n", i, j); + printf ("\nlast: %f\n ", last_d); + printf (" new: %f\n ", new_d); dump (a); + abort (); + } + mpq_set_d (qnew_d, new_d); + MPQ_CHECK_FORMAT (qnew_d); + if (mpq_cmp (qlast_d, qnew_d) > 0) + { + fprintf (stderr, + "ERROR (test %d/%d): bad mpq_set_d results\n", i, j); + printf ("\nlast: %f\n ", last_d); dump (qlast_d); + printf (" new: %f\n ", new_d); dump (qnew_d); + abort (); + } last_d = new_d; + mpq_set (qlast_d, qnew_d); } }