1 /* tadd_fr -- test file for mpc_add_fr. 2 3 Copyright (C) 2008, 2010, 2012 INRIA 4 5 This file is part of GNU MPC. 6 7 GNU MPC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU Lesser General Public License as published by the 9 Free Software Foundation; either version 3 of the License, or (at your 10 option) any later version. 11 12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for 15 more details. 16 17 You should have received a copy of the GNU Lesser General Public License 18 along with this program. If not, see http://www.gnu.org/licenses/ . 19 */ 20 21 #include <stdlib.h> 22 #include "mpc-tests.h" 23 24 static void 25 check_ternary_value (mpfr_prec_t prec_max, mpfr_prec_t step) 26 { 27 mpfr_prec_t prec; 28 mpc_t z; 29 mpfr_t f; 30 31 mpc_init2 (z, 2); 32 mpfr_init (f); 33 34 for (prec = 2; prec < prec_max; prec += step) 35 { 36 mpc_set_prec (z, prec); 37 mpfr_set_prec (f, prec); 38 39 mpc_set_ui (z, 1, MPC_RNDNN); 40 mpfr_set_ui (f, 1, GMP_RNDN); 41 if (mpc_add_fr (z, z, f, MPC_RNDNZ)) 42 { 43 printf ("Error in mpc_add_fr: 1+1 should be exact\n"); 44 exit (1); 45 } 46 47 mpc_set_ui (z, 1, MPC_RNDNN); 48 mpc_mul_2ui (z, z, (unsigned long int) prec, MPC_RNDNN); 49 if (mpc_add_fr (z, z, f, MPC_RNDNN) == 0) 50 { 51 fprintf (stderr, "Error in mpc_add_fr: 2^prec+1 cannot be exact\n"); 52 exit (1); 53 } 54 } 55 mpc_clear (z); 56 mpfr_clear (f); 57 } 58 59 int 60 main (void) 61 { 62 DECL_FUNC (CCF, f, mpc_add_fr); 63 test_start (); 64 65 check_ternary_value (1024, 1); 66 67 data_check (f, "add_fr.dat"); 68 tgeneric (f, 2, 1024, 7, 10); 69 70 test_end (); 71 return 0; 72 } 73