X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-isnanf.c;h=d4eac93986bf3e3fb3ac08af32d67b55434731df;hb=98f7f8fde92f6f3f583cabc1168305a9ce542bbe;hp=898e6edff9b7526428d7cd1928dd395706fd97cd;hpb=57fdfd3f8ec62b105c53bcdf6f127c35c7fe7391;p=gnulib.git
diff --git a/tests/test-isnanf.c b/tests/test-isnanf.c
index 898e6edff..d4eac9398 100644
--- a/tests/test-isnanf.c
+++ b/tests/test-isnanf.c
@@ -1,5 +1,5 @@
/* Test of isnanf() substitute.
- Copyright (C) 2007 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
@@ -14,74 +14,8 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see . */
-/* Written by Bruno Haible , 2007. */
-
#include
-#include "isnanf.h"
-
-#include
-#include
-#include
-
-#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
-int
-main ()
-{
- /* Finite values. */
- ASSERT (!isnanf (3.141f));
- ASSERT (!isnanf (3.141e30f));
- ASSERT (!isnanf (3.141e-30f));
- ASSERT (!isnanf (-2.718f));
- ASSERT (!isnanf (-2.718e30f));
- ASSERT (!isnanf (-2.718e-30f));
- /* Infinite values. */
- ASSERT (!isnanf (1.0f / 0.0f));
- ASSERT (!isnanf (-1.0f / 0.0f));
- /* Quiet NaN. */
- ASSERT (isnanf (NaN ()));
-#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT
- /* Signalling NaN. */
- {
- #define NWORDS \
- ((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 ();
-# if FLT_EXPBIT0_BIT > 0
- m.word[FLT_EXPBIT0_WORD] ^= (unsigned int) 1 << (FLT_EXPBIT0_BIT - 1);
-# else
- m.word[FLT_EXPBIT0_WORD + (FLT_EXPBIT0_WORD < NWORDS / 2 ? 1 : - 1)]
- ^= (unsigned int) 1 << (sizeof (unsigned int) * CHAR_BIT - 1);
-# endif
- if (FLT_EXPBIT0_WORD < NWORDS / 2)
- m.word[FLT_EXPBIT0_WORD + 1] |= (unsigned int) 1 << FLT_EXPBIT0_BIT;
- else
- m.word[0] |= (unsigned int) 1;
- ASSERT (isnanf (m.value));
- }
-#endif
- return 0;
-}
+#include "test-isnanf.h"