ansi-c++-opt: Provide option --enable-c++/--disable-c++ when possible.

[gnulib.git] / tests / test-ceilf1.c

diff --git a/tests/test-ceilf1.c b/tests/test-ceilf1.c
index b323227..ff6db5e 100644 (file)
--- a/tests/test-ceilf1.c
+++ b/tests/test-ceilf1.c
@@ -1,5 +1,5 @@
 /* Test of rounding towards positive infinity.
-   Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2010 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
@@ -20,28 +20,23 @@
 
 #include <math.h>
 
-#include <stdio.h>
-#include <stdlib.h>
+#include "signature.h"
+SIGNATURE_CHECK (ceilf, float, (float));
 
-#include "isnanf.h"
+#include "isnanf-nolibm.h"
+#include "nan.h"
+#include "macros.h"
 
-#define ASSERT(expr) \
-  do                                                                        \
-    {                                                                       \
-      if (!(expr))                                                          \
-        {                                                                   \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          abort ();                                                         \
-        }                                                                   \
-    }                                                                       \
-  while (0)
+/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0f.
+   So we use -zero instead.  */
+float zero = 0.0f;
 
 int
 main ()
 {
   /* Zero.  */
   ASSERT (ceilf (0.0f) == 0.0f);
-  ASSERT (ceilf (-0.0f) == 0.0f);
+  ASSERT (ceilf (-zero) == 0.0f);
   /* Positive numbers.  */
   ASSERT (ceilf (0.3f) == 1.0f);
   ASSERT (ceilf (0.7f) == 1.0f);
@@ -67,7 +62,7 @@ main ()
   ASSERT (ceilf (1.0f / 0.0f) == 1.0f / 0.0f);
   ASSERT (ceilf (-1.0f / 0.0f) == -1.0f / 0.0f);
   /* NaNs.  */
-  ASSERT (isnanf (ceilf (NAN)));
+  ASSERT (isnanf (ceilf (NaNf ())));
 
   return 0;
 }