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/* talloc -- test file concerning memory allocation
Copyright 2015-2016 Free Software Foundation, Inc.
Contributed by the AriC and Caramba projects, INRIA.
This file is part of the GNU MPFR Library.
The GNU MPFR 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 MPFR 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 MPFR Library; see the file COPYING.LESSER. If not, see
http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */
#include "mpfr-test.h"
/* We enable the test only when MPFR_ALLOCA_MAX is not greater than the
default value: we do not want to make the test fail if the user has
redefined MPFR_ALLOCA_MAX to a very large value. */
/* Needed with --with-gmp-build */
#ifndef MPFR_ALLOCA_MAX
# define MPFR_ALLOCA_MAX 16384
#endif
#if __MPFR_STDC (199901L) && MPFR_ALLOCA_MAX <= 16384
int
main (void)
{
MPFR_DECL_INIT (x, 4 + MPFR_ALLOCA_MAX * CHAR_BIT);
MPFR_DECL_INIT (y, 8 + MPFR_ALLOCA_MAX * CHAR_BIT);
tests_start_mpfr ();
/* We do not want to use mpfr_add1sp because if MPFR_WANT_ASSERT >= 2,
mpfr_init is used. The following test is based on the fact that
MPFR_TMP_LIMBS_ALLOC is used in mpfr_add1 before any other form
of memory allocation. In r9454, this crashes because the memory
allocation function used by this macro (under the condition that
the size is > MPFR_ALLOCA_MAX) isn't defined yet. This bug comes
from r8813. */
mpfr_set_ui (x, 1, MPFR_RNDN);
mpfr_set_ui (y, 2, MPFR_RNDN);
mpfr_add (x, x, y, MPFR_RNDN);
tests_end_mpfr ();
return 0;
}
#else
int
main (void)
{
return 77;
}
#endif
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