X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-frexp.c;h=d5ab7e502e4a0c6c505cdd3f76f0daad126f3cb6;hb=b1ef417aa5830669125c4f4aafd0a163c8902125;hp=af9e8b1a1698e8a15487f4a10fad52d11e40c775;hpb=d08ac0def693e03e22d1848b34242547535713b2;p=gnulib.git

diff --git a/tests/test-frexp.c b/tests/test-frexp.c
index af9e8b1a1..d5ab7e502 100644
--- a/tests/test-frexp.c
+++ b/tests/test-frexp.c
@@ -1,5 +1,5 @@
 /* Test of splitting a double into fraction and mantissa.
-   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
@@ -20,27 +20,23 @@
 
 #include <math.h>
 
+#include "signature.h"
+SIGNATURE_CHECK (frexp, double, (double, int *));
+
 #include <float.h>
-#include <stdio.h>
-#include <stdlib.h>
 
-#include "isnand.h"
+#include "isnand-nolibm.h"
 #include "nan.h"
+#include "macros.h"
 
 /* Avoid some warnings from "gcc -Wshadow".
    This file doesn't use the exp() function.  */
+#undef exp
 #define exp exponent
 
-#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 -0.0.
+   So we use -zero instead.  */
+double zero = 0.0;
 
 static double
 my_ldexp (double x, int d)
@@ -100,7 +96,7 @@ main ()
   { /* Negative zero.  */
     int exp = -9999;
     double mantissa;
-    x = -0.0;
+    x = -zero;
     mantissa = frexp (x, &exp);
     ASSERT (exp == 0);
     ASSERT (mantissa == x);