X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-strtod.c;h=327da4f29fb8f7d422cdfefb818e62da9ddf3e30;hb=96f8fde75f5197ff2d68e616ef41532b96fba64f;hp=e1d04af3b9f54085afe6b1d9ad6b02e485f4044b;hpb=74faf641ba38dfc7d53b2d5b55cdf779ada920e6;p=gnulib.git

diff --git a/tests/test-strtod.c b/tests/test-strtod.c
index e1d04af3b..327da4f29 100644
--- a/tests/test-strtod.c
+++ b/tests/test-strtod.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
+ * Copyright (C) 2008-2011 Free Software Foundation, Inc.
  * Written by Eric Blake
  *
  * This program is free software: you can redistribute it and/or modify
@@ -28,15 +28,12 @@ SIGNATURE_CHECK (strtod, double, (char const *, char **));
 #include <string.h>
 
 #include "isnand-nolibm.h"
+#include "minus-zero.h"
 #include "macros.h"
 
 /* Avoid requiring -lm just for fabs.  */
 #define FABS(d) ((d) < 0.0 ? -(d) : (d))
 
-/* 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 (void)
 {
@@ -312,7 +309,7 @@ main (void)
     errno = 0;
     result = strtod (input, &ptr);
     ASSERT (result == 0.0);
-    ASSERT (!!signbit (result) == !!signbit (-zero)); /* IRIX 6.5, OSF/1 4.0 */
+    ASSERT (!!signbit (result) == !!signbit (minus_zerod)); /* IRIX 6.5, OSF/1 4.0 */
     ASSERT (ptr == input + 2);
     ASSERT (errno == 0);
   }
@@ -407,7 +404,7 @@ main (void)
     errno = 0;
     result = strtod (input, &ptr);
     ASSERT (result == 0.0);
-    ASSERT (!!signbit (result) == !!signbit (-zero)); /* MacOS X 10.3, FreeBSD 6.2, IRIX 6.5, OSF/1 4.0 */
+    ASSERT (!!signbit (result) == !!signbit (minus_zerod)); /* MacOS X 10.3, FreeBSD 6.2, IRIX 6.5, OSF/1 4.0 */
     ASSERT (ptr == input + 2);          /* glibc-2.3.6, MacOS X 10.3, FreeBSD 6.2, AIX 7.1 */
     ASSERT (errno == 0);
   }
@@ -553,7 +550,7 @@ main (void)
        0 on negative underflow, even though quality of implementation
        demands preserving the sign.  Disable this test until fixed
        glibc is more prevalent.  */
-    ASSERT (!!signbit (result) == !!signbit (-zero)); /* glibc-2.3.6, mingw */
+    ASSERT (!!signbit (result) == !!signbit (minus_zerod)); /* glibc-2.3.6, mingw */
 #endif
     ASSERT (ptr == input + 10);
     ASSERT (errno == ERANGE);
@@ -972,7 +969,7 @@ main (void)
         errno = 0;
         result = strtod (input, &ptr);
         ASSERT (result == 0.0);
-        ASSERT (!!signbit (result) == !!signbit (-zero)); /* IRIX 6.5, OSF/1 4.0 */
+        ASSERT (!!signbit (result) == !!signbit (minus_zerod)); /* IRIX 6.5, OSF/1 4.0 */
         ASSERT (ptr == input + m);
         ASSERT (errno == 0);
       }