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Diffstat (limited to 'mpfr/tests/tswap.c')
-rw-r--r-- | mpfr/tests/tswap.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/mpfr/tests/tswap.c b/mpfr/tests/tswap.c new file mode 100644 index 0000000000..afc20b801b --- /dev/null +++ b/mpfr/tests/tswap.c @@ -0,0 +1,51 @@ +/* Test file for mpfr_swap. + +Copyright 2000-2004, 2006-2016 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library 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. + +The GNU MPFR Library 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 the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <stdio.h> +#include <stdlib.h> + +#include "mpfr-test.h" + +int +main (void) +{ + mpfr_t u, v; + + tests_start_mpfr (); + + mpfr_init2 (u, 24); + mpfr_init2 (v, 53); + mpfr_set_ui (u, 16777215, MPFR_RNDN); /* 2^24 - 1 */ + mpfr_set_str1 (v, "9007199254740991.0"); /* 2^53 - 1 */ + mpfr_swap (u, v); + mpfr_swap (u, v); + if (mpfr_cmp_ui (u, 16777215) || mpfr_cmp_str1 (v, "9007199254740991.0")) + { + printf ("Error in mpfr_swap\n"); + exit (1); + } + mpfr_clear (u); + mpfr_clear (v); + + tests_end_mpfr (); + return 0; +} |