/* Test of rounding to nearest, breaking ties away from zero.
- Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 2007-2012 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
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, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ along with this program; if not, see <http://www.gnu.org/licenses/>. */
/* Written by Ben Pfaff <blp@gnu.org>, 2007.
Based heavily on Bruno Haible's test-truncf.c. */
#include "signature.h"
SIGNATURE_CHECK (roundf, float, (float));
-#include <stdio.h>
-#include <stdlib.h>
-
#include "isnanf-nolibm.h"
+#include "minus-zero.h"
+#include "infinity.h"
#include "nan.h"
-
-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- fflush (stderr); \
- abort (); \
- } \
- } \
- while (0)
-
-/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0f.
- So we use -zero instead. */
-float zero = 0.0f;
+#include "macros.h"
int
main ()
{
/* Zero. */
ASSERT (roundf (0.0f) == 0.0f);
- ASSERT (roundf (-zero) == 0.0f);
+ ASSERT (roundf (minus_zerof) == 0.0f);
/* Positive numbers. */
ASSERT (roundf (0.3f) == 0.0f);
ASSERT (roundf (0.5f) == 1.0f);
ASSERT (roundf (-65536.01f) == -65536.0f);
ASSERT (roundf (-2.341e31f) == -2.341e31f);
/* Infinite numbers. */
- ASSERT (roundf (1.0 / 0.0f) == 1.0 / 0.0f);
- ASSERT (roundf (-1.0 / 0.0f) == -1.0 / 0.0f);
+ ASSERT (roundf (Infinityf ()) == Infinityf ());
+ ASSERT (roundf (- Infinityf ()) == - Infinityf ());
/* NaNs. */
ASSERT (isnanf (roundf (NaNf ())));