1/* tpow_fr -- test file for mpc_pow_fr. 2 3Copyright (C) 2009, 2011, 2012 INRIA 4 5This file is part of GNU MPC. 6 7GNU MPC is free software; you can redistribute it and/or modify it under 8the terms of the GNU Lesser General Public License as published by the 9Free Software Foundation; either version 3 of the License, or (at your 10option) any later version. 11 12GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY 13WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 14FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for 15more details. 16 17You should have received a copy of the GNU Lesser General Public License 18along with this program. If not, see http://www.gnu.org/licenses/ . 19*/ 20 21#include "mpc-tests.h" 22 23static void 24test_reuse (void) 25{ 26 mpc_t z; 27 mpfr_t y; 28 int inex; 29 30 mpfr_init2 (y, 2); 31 mpc_init2 (z, 2); 32 mpc_set_si_si (z, 0, -1, MPC_RNDNN); 33 mpfr_neg (mpc_realref (z), mpc_realref (z), GMP_RNDN); 34 mpc_div_2ui (z, z, 4, MPC_RNDNN); 35 mpfr_set_ui (y, 512, GMP_RNDN); 36 inex = mpc_pow_fr (z, z, y, MPC_RNDNN); 37 if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 || 38 mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 || 39 mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0) 40 { 41 printf ("Error in test_reuse, wrong ternary value or output\n"); 42 printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex)); 43 printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n"); 44 exit (1); 45 } 46 mpfr_clear (y); 47 mpc_clear (z); 48} 49 50int 51main (void) 52{ 53 DECL_FUNC (CCF, f, mpc_pow_fr); 54 test_start (); 55 56 test_reuse (); 57 data_check (f, "pow_fr.dat"); 58 tgeneric (f, 2, 1024, 7, 10); 59 60 test_end (); 61 62 return 0; 63} 64