From 3f7444622d9cefa90d2f8b0deffbdb0b6b001689 Mon Sep 17 00:00:00 2001 From: Pedro Alvarez Date: Tue, 31 May 2016 10:43:16 +0100 Subject: Import http://www.multiprecision.org/mpc/download/mpc-1.0.3.tar.gz --- mpc/tests/tadd_ui.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 mpc/tests/tadd_ui.c (limited to 'mpc/tests/tadd_ui.c') diff --git a/mpc/tests/tadd_ui.c b/mpc/tests/tadd_ui.c new file mode 100644 index 0000000000..4f8efea415 --- /dev/null +++ b/mpc/tests/tadd_ui.c @@ -0,0 +1,68 @@ +/* tadd_ui -- test file for mpc_add_ui. + +Copyright (C) 2008, 2010, 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 +#include "mpc-tests.h" + +static void +check_ternary_value (void) +{ + mpfr_prec_t prec; + mpc_t z; + + mpc_init2 (z, 2); + + for (prec=2; prec <= 1024; prec++) + { + mpc_set_prec (z, prec); + + mpc_set_ui (z, 1, MPC_RNDNN); + if (mpc_add_ui (z, z, 1, MPC_RNDNZ)) + { + printf ("Error in mpc_add_ui: 1+1 should be exact\n"); + exit (1); + } + + mpc_set_ui (z, 1, MPC_RNDNN); + mpc_mul_2ui (z, z, (unsigned long int) prec, MPC_RNDNN); + if (mpc_add_ui (z, z, 1, MPC_RNDNN) == 0) + { + printf ("Error in mpc_add_ui: 2^prec+1 cannot be exact\n"); + exit (1); + } + } + + mpc_clear (z); +} + +int +main (void) +{ + DECL_FUNC (CCU, f, mpc_add_ui); + + test_start (); + + check_ternary_value (); + tgeneric (f, 2, 1024, 7, -1); + + test_end (); + + return 0; +} -- cgit v1.2.1