/* Test of isnanl() substitute.
- Copyright (C) 2007-2008 Free Software Foundation, Inc.
+ Copyright (C) 2007-2013 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 <float.h>
#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- fflush (stderr); \
- abort (); \
- } \
- } \
- while (0)
-
-/* On HP-UX 10.20, negating 0.0L does not yield -0.0L.
- So we use minus_zero instead.
- Note that the expression -LDBL_MIN * LDBL_MIN does not work on other
- platforms, such as when cross-compiling to PowerPC on MacOS X 10.5. */
-#if defined __hpux || defined __sgi
-long double minus_zero = -LDBL_MIN * LDBL_MIN;
-#else
-long double minus_zero = -0.0L;
-#endif
+#include "minus-zero.h"
+#include "infinity.h"
+#include "nan.h"
+#include "macros.h"
int
main ()
ASSERT (!isnanl (-2.718e30L));
ASSERT (!isnanl (-2.718e-30L));
ASSERT (!isnanl (0.0L));
- ASSERT (!isnanl (minus_zero));
+ ASSERT (!isnanl (minus_zerol));
/* Infinite values. */
- ASSERT (!isnanl (1.0L / 0.0L));
- ASSERT (!isnanl (-1.0L / 0.0L));
+ ASSERT (!isnanl (Infinityl ()));
+ ASSERT (!isnanl (- Infinityl ()));
/* Quiet NaN. */
- ASSERT (isnanl (0.0L / 0.0L));
+ ASSERT (isnanl (NaNl ()));
#if defined LDBL_EXPBIT0_WORD && defined LDBL_EXPBIT0_BIT
/* A bit pattern that is different from a Quiet NaN. With a bit of luck,
it's a Signalling NaN. */
{
memory_long_double m;
- m.value = 0.0L / 0.0L;
+ m.value = NaNl ();
# if LDBL_EXPBIT0_BIT > 0
m.word[LDBL_EXPBIT0_WORD] ^= (unsigned int) 1 << (LDBL_EXPBIT0_BIT - 1);
# else
}
#endif
-#if ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_))
+#if ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
/* Representation of an 80-bit 'long double' as an initializer for a sequence
of 'unsigned int' words. */
# ifdef WORDS_BIGENDIAN