/* Test of rounding to nearest, breaking ties away from zero.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007, 2008, 2009, 2010 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 2, or (at your option)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
+#include "signature.h"
+SIGNATURE_CHECK (roundf, float, (float));
-#include "isnanf.h"
-
-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- abort (); \
- } \
- } \
- while (0)
-
-/* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
-#ifdef __DECC
-static float
-NaN ()
-{
- static float zero = 0.0f;
- return zero / zero;
-}
-#else
-# define NaN() (0.0f / 0.0f)
-#endif
+#include "isnanf-nolibm.h"
+#include "minus-zero.h"
+#include "nan.h"
+#include "macros.h"
int
main ()
{
/* Zero. */
ASSERT (roundf (0.0f) == 0.0f);
- ASSERT (roundf (-0.0f) == 0.0f);
+ ASSERT (roundf (minus_zerof) == 0.0f);
/* Positive numbers. */
ASSERT (roundf (0.3f) == 0.0f);
ASSERT (roundf (0.5f) == 1.0f);
ASSERT (roundf (1.0 / 0.0f) == 1.0 / 0.0f);
ASSERT (roundf (-1.0 / 0.0f) == -1.0 / 0.0f);
/* NaNs. */
- ASSERT (isnanf (roundf (NaN ())));
+ ASSERT (isnanf (roundf (NaNf ())));
return 0;
}