X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-round1.c;h=f99ec1ddbf596aeaf8cf00d677ab4b2cce453d18;hb=a31a41e52c0310445c29216c64920e85f91f3879;hp=c20059b14baea8889384467d0b10751a27b24e22;hpb=987e5651e8d1c5aa933c9ce88562806af4093702;p=gnulib.git

diff --git a/tests/test-round1.c b/tests/test-round1.c
index c20059b14..f99ec1ddb 100644
--- a/tests/test-round1.c
+++ b/tests/test-round1.c
@@ -1,5 +1,5 @@
 /* Test of rounding to nearest, breaking ties away from zero.
-   Copyright (C) 2007-2009 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
@@ -26,19 +26,17 @@
 SIGNATURE_CHECK (round, double, (double));
 
 #include "isnand-nolibm.h"
+#include "minus-zero.h"
+#include "infinity.h"
 #include "nan.h"
 #include "macros.h"
 
-/* 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 ()
 {
   /* Zero.  */
   ASSERT (round (0.0) == 0.0);
-  ASSERT (round (-zero) == 0.0);
+  ASSERT (round (minus_zerod) == 0.0);
   /* Positive numbers.  */
   ASSERT (round (0.3) == 0.0);
   ASSERT (round (0.5) == 1.0);
@@ -66,8 +64,8 @@ main ()
   ASSERT (round (-65536.001) == -65536.0);
   ASSERT (round (-2.341e31) == -2.341e31);
   /* Infinite numbers.  */
-  ASSERT (round (1.0 / 0.0) == 1.0 / 0.0);
-  ASSERT (round (-1.0 / 0.0) == -1.0 / 0.0);
+  ASSERT (round (Infinityd ()) == Infinityd ());
+  ASSERT (round (- Infinityd ()) == - Infinityd ());
   /* NaNs.  */
   ASSERT (isnand (round (NaNd ())));