Mercurial > gnulib
view tests/test-modff.c @ 40239:e60e51dd1612
bitset: style changes
* lib/bitset/table.c: Use NULL, not 0, for pointers.
Formatting changes.
(tbitset_list): Reduce scopes.
author | Akim Demaille <akim.demaille@gmail.com> |
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date | Thu, 14 Mar 2019 08:31:54 +0100 |
parents | b06060465f09 |
children |
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/* Test of modff() function. Copyright (C) 2010-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* Written by Bruno Haible <bruno@clisp.org>, 2010-2011. */ #include <config.h> #include <math.h> #include "signature.h" SIGNATURE_CHECK (modff, float, (float, float *)); #include <float.h> #include "macros.h" #define DOUBLE float #define L_(literal) literal##f #define MANT_DIG FLT_MANT_DIG #define MODF modff #define RANDOM randomf #include "test-modf.h" int main () { /* A particular positive value. */ x = 5.972407f; y = modff (x, &z); ASSERT (y >= 0.972406f && y <= 0.972408f); ASSERT (z == 5.0f); /* A particular negative value. */ x = -5.972407f; y = modff (x, &z); ASSERT (y >= -0.972408f && y <= -0.972406f); ASSERT (z == -5.0f); test_function (); return 0; }