buildtools/gcc/mpc/tests/tpow_fr.c
Jérôme Duval 593e726f68 buildtools: update gmp, mpfr, mpc libs
* gmp to 5.0.5, mpfr to 3.1.2, mpc to 1.0.1
2013-05-12 17:49:33 +02:00

64 lines
1.7 KiB
C

/* tpow_fr -- test file for mpc_pow_fr.
Copyright (C) 2009, 2011, 2012 INRIA
This file is part of GNU MPC.
GNU MPC 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.
GNU MPC 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 this program. If not, see http://www.gnu.org/licenses/ .
*/
#include "mpc-tests.h"
static void
test_reuse (void)
{
mpc_t z;
mpfr_t y;
int inex;
mpfr_init2 (y, 2);
mpc_init2 (z, 2);
mpc_set_si_si (z, 0, -1, MPC_RNDNN);
mpfr_neg (mpc_realref (z), mpc_realref (z), GMP_RNDN);
mpc_div_2ui (z, z, 4, MPC_RNDNN);
mpfr_set_ui (y, 512, GMP_RNDN);
inex = mpc_pow_fr (z, z, y, MPC_RNDNN);
if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 ||
mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 ||
mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0)
{
printf ("Error in test_reuse, wrong ternary value or output\n");
printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex));
printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n");
exit (1);
}
mpfr_clear (y);
mpc_clear (z);
}
int
main (void)
{
DECL_FUNC (CCF, f, mpc_pow_fr);
test_start ();
test_reuse ();
data_check (f, "pow_fr.dat");
tgeneric (f, 2, 1024, 7, 10);
test_end ();
return 0;
}