Avoid test failure on glibc with LinuxThreads.

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

diff --git a/tests/test-isnanl.h b/tests/test-isnanl.h
index 657948c..d897190 100644 (file)
--- a/tests/test-isnanl.h
+++ b/tests/test-isnanl.h
@@ -1,5 +1,5 @@
 /* Test of isnanl() substitute.
-   Copyright (C) 2007 Free Software Foundation, Inc.
+   Copyright (C) 2007-2008 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
@@ -27,11 +27,16 @@
       if (!(expr))                                                          \
         {                                                                   \
           fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+          fflush (stderr);                                                  \
           abort ();                                                         \
         }                                                                   \
     }                                                                       \
   while (0)
 
+/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0L.
+   So we use -zero instead.  */
+long double zero = 0.0L;
+
 int
 main ()
 {
@@ -48,7 +53,7 @@ main ()
   ASSERT (!isnanl (-2.718e30L));
   ASSERT (!isnanl (-2.718e-30L));
   ASSERT (!isnanl (0.0L));
-  ASSERT (!isnanl (-0.0L));
+  ASSERT (!isnanl (-zero));
   /* Infinite values.  */
   ASSERT (!isnanl (1.0L / 0.0L));
   ASSERT (!isnanl (-1.0L / 0.0L));