New module attribute 'Applicability'.

[gnulib.git] / tests / test-isnand.h

diff --git a/tests/test-isnand.h b/tests/test-isnand.h
index cf8cb5d..215e18a 100644 (file)
--- a/tests/test-isnand.h
+++ b/tests/test-isnand.h
@@ -23,17 +23,21 @@
 #include "nan.h"
 
 #define ASSERT(expr) \
-  do                                                                        \
-    {                                                                       \
-      if (!(expr))                                                          \
-        {                                                                   \
+  do                                                                         \
+    {                                                                        \
+      if (!(expr))                                                           \
+        {                                                                    \
           fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);                                                  \
-          abort ();                                                         \
-        }                                                                   \
-    }                                                                       \
+          fflush (stderr);                                                   \
+          abort ();                                                          \
+        }                                                                    \
+    }                                                                        \
   while (0)
 
+/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
+   So we use -zero instead.  */
+double zero = 0.0;
+
 int
 main ()
 {
@@ -45,7 +49,7 @@ main ()
   ASSERT (!isnand (-2.718e30));
   ASSERT (!isnand (-2.718e-30));
   ASSERT (!isnand (0.0));
-  ASSERT (!isnand (-0.0));
+  ASSERT (!isnand (-zero));
   /* Infinite values.  */
   ASSERT (!isnand (1.0 / 0.0));
   ASSERT (!isnand (-1.0 / 0.0));