diff options
author | Thomas Voss <mail@thomasvoss.com> | 2024-06-21 23:36:36 +0200 |
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committer | Thomas Voss <mail@thomasvoss.com> | 2024-06-21 23:42:26 +0200 |
commit | a89a14ef5da44684a16b204e7a70460cc8c4922a (patch) | |
tree | b23b4c6b155977909ef508fdae2f48d33d802813 /vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c | |
parent | 1db63fcedab0b288820d66e100b1877b1a5a8851 (diff) |
Basic constant folding implementation
Diffstat (limited to 'vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c')
-rw-r--r-- | vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c b/vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c new file mode 100644 index 0000000..f21a39a --- /dev/null +++ b/vendor/gmp-6.3.0/mini-gmp/tests/t-lcm.c @@ -0,0 +1,73 @@ +/* + +Copyright 2012, Free Software Foundation, Inc. + +This file is part of the GNU MP Library test suite. + +The GNU MP Library test suite is free software; you can redistribute it +and/or modify it under the terms of the GNU General Public License as +published by the Free Software Foundation; either version 3 of the License, +or (at your option) any later version. + +The GNU MP Library test suite 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 General +Public License for more details. + +You should have received a copy of the GNU General Public License along with +the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */ + +#include <limits.h> +#include <stdlib.h> +#include <stdio.h> + +#include "testutils.h" + +#define MAXBITS 400 +#define COUNT 10000 + +void +testmain (int argc, char **argv) +{ + unsigned i; + mpz_t a, b, g, s; + + mpz_init (a); + mpz_init (b); + mpz_init (g); + mpz_init (s); + + for (i = 0; i < COUNT; i++) + { + mini_random_op3 (OP_LCM, MAXBITS, a, b, s); + mpz_lcm (g, a, b); + if (mpz_cmp (g, s)) + { + fprintf (stderr, "mpz_lcm failed:\n"); + dump ("a", a); + dump ("b", b); + dump ("r", g); + dump ("ref", s); + abort (); + } + if (mpz_fits_ulong_p (b)) + { + mpz_set_si (g, 0); + mpz_lcm_ui (g, a, mpz_get_ui (b)); + if (mpz_cmp (g, s)) + { + fprintf (stderr, "mpz_lcm_ui failed:\n"); + dump ("a", a); + dump ("b", b); + dump ("r", g); + dump ("ref", s); + abort (); + } + } + } + + mpz_clear (a); + mpz_clear (b); + mpz_clear (g); + mpz_clear (s); +} |