d43cffdfe2
MPC is a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result. It is built upon and follows the same principles as MPFR. GCC >= 4.2 requires MPC.
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/* test file for mpc_add_fr.
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Copyright (C) INRIA, 2008, 2010
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This file is part of the MPC Library.
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The MPC 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 2.1 of the License, or (at your
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option) any later version.
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The MPC 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 MPC Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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#include <stdlib.h>
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#include "mpc-tests.h"
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static void
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check_ternary_value (mpfr_prec_t prec_max, mpfr_prec_t step)
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{
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mpfr_prec_t prec;
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mpc_t z;
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mpfr_t f;
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mpc_init2 (z, 2);
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mpfr_init (f);
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for (prec = 2; prec < prec_max; prec += step)
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{
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mpc_set_prec (z, prec);
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mpfr_set_prec (f, prec);
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mpc_set_ui (z, 1, MPC_RNDNN);
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mpfr_set_ui (f, 1, GMP_RNDN);
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if (mpc_add_fr (z, z, f, MPC_RNDNZ))
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{
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printf ("Error in mpc_add_fr: 1+1 should be exact\n");
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exit (1);
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}
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mpc_set_ui (z, 1, MPC_RNDNN);
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mpc_mul_2exp (z, z, (unsigned long int) prec, MPC_RNDNN);
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if (mpc_add_fr (z, z, f, MPC_RNDNN) == 0)
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{
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fprintf (stderr, "Error in mpc_add_fr: 2^prec+1 cannot be exact\n");
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exit (1);
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}
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}
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mpc_clear (z);
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mpfr_clear (f);
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}
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int
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main (void)
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{
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DECL_FUNC (CCF, f, mpc_add_fr);
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test_start ();
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check_ternary_value (1024, 1);
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data_check (f, "add_fr.dat");
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tgeneric (f, 2, 1024, 7, -1);
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test_end ();
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return 0;
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}
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