From a89a14ef5da44684a16b204e7a70460cc8c4922a Mon Sep 17 00:00:00 2001 From: Thomas Voss Date: Fri, 21 Jun 2024 23:36:36 +0200 Subject: Basic constant folding implementation --- vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c | 90 ++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c (limited to 'vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c') diff --git a/vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c b/vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c new file mode 100644 index 0000000..39b1f35 --- /dev/null +++ b/vendor/gmp-6.3.0/mini-gmp/tests/t-scan.c @@ -0,0 +1,90 @@ +/* + +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 +#include +#include + +#include "testutils.h" + +#define MAXBITS 400 +#define COUNT 10000 + +void +testmain (int argc, char **argv) +{ + unsigned i; + mpz_t a; + mp_bitcnt_t b, res, ref; + + mpz_init (a); + + for (i = 0; i < COUNT; i++) + { + mini_random_scan_op (OP_SCAN0, MAXBITS, a, &b, &ref); + res = mpz_scan0 (a, b); + if (res != ref) + { + fprintf (stderr, "mpz_scan0 failed:\n"); + dump ("a", a); + fprintf (stderr, "b: %lu\n", b); + fprintf (stderr, "r: %lu\n", res); + fprintf (stderr, "ref: %lu\n", ref); + abort (); + } + if (mpz_sgn (a) > 0 && ref < mpz_sizeinbase (a, 2)) + { + res = mpn_scan0 (a->_mp_d, b); + if (res != ref) + { + fprintf (stderr, "mpn_scan0 failed:\n"); + dump ("a", a); + fprintf (stderr, "b: %lu\n", b); + fprintf (stderr, "r: %lu\n", res); + fprintf (stderr, "ref: %lu\n", ref); + abort (); + } + } + mini_random_scan_op (OP_SCAN1, MAXBITS, a, &b, &ref); + res = mpz_scan1 (a, b); + if (res != ref) + { + fprintf (stderr, "mpz_scan1 failed:\n"); + dump ("a", a); + fprintf (stderr, "b: %lu\n", b); + fprintf (stderr, "r: %lu\n", res); + fprintf (stderr, "ref: %lu\n", ref); + abort (); + } + if (mpz_sgn (a) > 0 && ref != ~ (mp_bitcnt_t) 0) + { + res = mpn_scan1 (a->_mp_d, b); + if (res != ref) + { + fprintf (stderr, "mpn_scan1 failed:\n"); + dump ("a", a); + fprintf (stderr, "b: %lu\n", b); + fprintf (stderr, "r: %lu\n", res); + fprintf (stderr, "ref: %lu\n", ref); + abort (); + } + } + } + mpz_clear (a); +} -- cgit v1.2.3