X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-isnand.c;h=fbbd001226575dfd9cb8220c2c8ed902ffe40b6c;hb=712cf13da004184edfac5a715118fe77bd257f1c;hp=ff7310121b3e000cc2b8377bb6a1025f13c644be;hpb=0a56509612c0b43a3f05361ecfb73b8b39f8e66c;p=gnulib.git

diff --git a/tests/test-isnand.c b/tests/test-isnand.c
index ff7310121..fbbd00122 100644
--- a/tests/test-isnand.c
+++ b/tests/test-isnand.c
@@ -1,5 +1,5 @@
 /* Test of isnand() substitute.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2011 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
@@ -14,64 +14,9 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-/* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
-
 #include <config.h>
 
-#include "isnand.h"
-
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "nan.h"
+#include <math.h>
 
-#define ASSERT(expr) \
-  do									     \
-    {									     \
-      if (!(expr))							     \
-        {								     \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          abort ();							     \
-        }								     \
-    }									     \
-  while (0)
+#include "test-isnand.h"
 
-int
-main ()
-{
-  /* Finite values.  */
-  ASSERT (!isnand (3.141));
-  ASSERT (!isnand (3.141e30));
-  ASSERT (!isnand (3.141e-30));
-  ASSERT (!isnand (-2.718));
-  ASSERT (!isnand (-2.718e30));
-  ASSERT (!isnand (-2.718e-30));
-  ASSERT (!isnand (0.0));
-  ASSERT (!isnand (-0.0));
-  /* Infinite values.  */
-  ASSERT (!isnand (1.0 / 0.0));
-  ASSERT (!isnand (-1.0 / 0.0));
-  /* Quiet NaN.  */
-  ASSERT (isnand (NaNd ()));
-#if defined DBL_EXPBIT0_WORD && defined DBL_EXPBIT0_BIT
-  /* Signalling NaN.  */
-  {
-    #define NWORDS \
-      ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
-    typedef union { double value; unsigned int word[NWORDS]; } memory_double;
-    memory_double m;
-    m.value = NaNd ();
-# if DBL_EXPBIT0_BIT > 0
-    m.word[DBL_EXPBIT0_WORD] ^= (unsigned int) 1 << (DBL_EXPBIT0_BIT - 1);
-# else
-    m.word[DBL_EXPBIT0_WORD + (DBL_EXPBIT0_WORD < NWORDS / 2 ? 1 : - 1)]
-      ^= (unsigned int) 1 << (sizeof (unsigned int) * CHAR_BIT - 1);
-# endif
-    m.word[DBL_EXPBIT0_WORD + (DBL_EXPBIT0_WORD < NWORDS / 2 ? 1 : - 1)]
-      |= (unsigned int) 1 << DBL_EXPBIT0_BIT;
-    ASSERT (isnand (m.value));
-  }
-#endif
-  return 0;
-}