t-cast.cc
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- /* Test g++ -Wold-style-cast cleanliness.
- Copyright 2003 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 Lesser 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 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 Lesser General Public
- License for more details.
- You should have received a copy of the GNU Lesser General Public License
- along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
- #include "gmp.h"
- #include "gmpxx.h"
- /* This code doesn't do anything when run, it just expands various C macros
- to see that they don't trigger compile-time warnings from g++
- -Wold-style-cast. This option isn't used in a normal build, it has to be
- added manually to make this test worthwhile. */
- void
- check_macros (void)
- {
- mpz_t z;
- long l = 123;
- unsigned long u = 456;
- int i;
- mp_limb_t limb;
- mpz_init_set_ui (z, 0L);
- i = mpz_odd_p (z);
- i = mpz_even_p (z);
- i = mpz_cmp_si (z, l);
- i = mpz_cmp_ui (z, u);
- mpz_clear (z);
- limb = GMP_NUMB_MASK;
- limb = GMP_NUMB_MAX;
- limb = GMP_NAIL_MASK;
- mpn_divmod (&limb, &limb, 1, &limb, 1);
- mpn_divexact_by3 (&limb, &limb, 1);
- }
- int
- main (void)
- {
- return 0;
- }