55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/* Test file for mpfr_sqrt_ui.
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Copyright 2000-2003, 2006-2020 Free Software Foundation, Inc.
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Contributed by the AriC and Caramba projects, INRIA.
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This file is part of the GNU MPFR Library.
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The GNU MPFR Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or (at your
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option) any later version.
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The GNU MPFR Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see
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https://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
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51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */
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#include "mpfr-test.h"
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static void
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check (unsigned long a, mpfr_rnd_t rnd_mode, const char *qs)
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{
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mpfr_t q;
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mpfr_init2 (q, 53);
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mpfr_sqrt_ui (q, a, rnd_mode);
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if (mpfr_cmp_str1 (q, qs))
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{
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printf ("mpfr_sqrt_ui failed for a=%lu, rnd_mode=%s\n",
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a, mpfr_print_rnd_mode (rnd_mode));
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printf ("sqrt gives %s, mpfr_sqrt_ui gives ", qs);
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mpfr_out_str (stdout, 10, 0, q, MPFR_RNDN);
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putchar ('\n');
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exit (1);
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}
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mpfr_clear (q);
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}
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int
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main (void)
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{
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tests_start_mpfr ();
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check (0, MPFR_RNDN, "0.0");
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check (2116118, MPFR_RNDU, "1.45468828276026215e3");
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tests_end_mpfr ();
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return 0;
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}
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