/* Test of isnanf() substitute.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007-2008 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
#include <stdio.h>
#include <stdlib.h>
+#include "nan.h"
+
#define ASSERT(expr) \
do \
{ \
if (!(expr)) \
{ \
fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+ fflush (stderr); \
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
-
int
main ()
{
ASSERT (!isnanf (1.0f / 0.0f));
ASSERT (!isnanf (-1.0f / 0.0f));
/* Quiet NaN. */
- ASSERT (isnanf (NaN ()));
+ ASSERT (isnanf (NaNf ()));
#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT
/* Signalling NaN. */
{
((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
typedef union { float value; unsigned int word[NWORDS]; } memory_float;
memory_float m;
- m.value = NaN ();
+ m.value = NaNf ();
# if FLT_EXPBIT0_BIT > 0
m.word[FLT_EXPBIT0_WORD] ^= (unsigned int) 1 << (FLT_EXPBIT0_BIT - 1);
# else