X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-truncl.c;h=d9c5e72d48b6dc553dd62193ed226f1eaad8ee74;hb=25b6b5120113989e0b91de9d0b75d3d625bbc753;hp=4b00e350ac7fa1b492362f2cfb5a7807483aefb4;hpb=9d5d03ff00b8b11b51450ce107159b263efb1739;p=gnulib.git

diff --git a/tests/test-truncl.c b/tests/test-truncl.c
index 4b00e350a..d9c5e72d4 100644
--- a/tests/test-truncl.c
+++ b/tests/test-truncl.c
@@ -1,5 +1,5 @@
 /* Test of rounding towards zero.
-   Copyright (C) 2007-2008 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
@@ -20,34 +20,17 @@
 
 #include <math.h>
 
+#include "signature.h"
+SIGNATURE_CHECK (truncl, long double, (long double));
+
 #include <float.h>
-#include <stdio.h>
-#include <stdlib.h>
 
 #include "fpucw.h"
 #include "isnanl-nolibm.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 ()
@@ -58,7 +41,7 @@ main ()
 
   /* Zero.  */
   ASSERT (truncl (0.0L) == 0.0L);
-  ASSERT (truncl (minus_zero) == 0.0L);
+  ASSERT (truncl (minus_zerol) == 0.0L);
   /* Positive numbers.  */
   ASSERT (truncl (0.3L) == 0.0L);
   ASSERT (truncl (0.7L) == 0.0L);
@@ -80,10 +63,10 @@ main ()
   ASSERT (truncl (-65536.0L) == -65536.0L);
   ASSERT (truncl (-2.341e31L) == -2.341e31L);
   /* Infinite numbers.  */
-  ASSERT (truncl (1.0L / 0.0L) == 1.0L / 0.0L);
-  ASSERT (truncl (-1.0L / 0.0L) == -1.0L / 0.0L);
+  ASSERT (truncl (Infinityl ()) == Infinityl ());
+  ASSERT (truncl (- Infinityl ()) == - Infinityl ());
   /* NaNs.  */
-  ASSERT (isnanl (truncl (0.0L / 0.0L)));
+  ASSERT (isnanl (truncl (NaNl ())));
 
   return 0;
 }