X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-trunc2.c;h=c9f0d8fdd675a5d45df0f4ccad11755df705899a;hb=880d107;hp=f704bcb1ee5e5c1a35109790993f6a7429535fb2;hpb=2d4d7d9d00fe33b6f5291e00a30b6c1016775b74;p=gnulib.git

diff --git a/tests/test-trunc2.c b/tests/test-trunc2.c
index f704bcb1e..c9f0d8fdd 100644
--- a/tests/test-trunc2.c
+++ b/tests/test-trunc2.c
@@ -1,5 +1,5 @@
 /* Test of rounding towards zero.
-   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
@@ -16,6 +16,9 @@
 
 /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
 
+/* When this test fails on some platform, build it together with the gnulib
+   module 'fprintf-posix' for optimal debugging output.  */
+
 #include <config.h>
 
 #include <math.h>
@@ -24,21 +27,9 @@
 #include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
-#include <stdlib.h>
 
 #include "isnand-nolibm.h"
-
-#define ASSERT(expr) \
-  do                                                                         \
-    {                                                                        \
-      if (!(expr))                                                           \
-        {                                                                    \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);                                                   \
-          abort ();                                                          \
-        }                                                                    \
-    }                                                                        \
-  while (0)
+#include "macros.h"
 
 
 /* The reference implementation, taken from lib/trunc.c.  */
@@ -135,8 +126,10 @@ check (double x)
       return 0;
     else
       {
+#if GNULIB_TEST_FPRINTF_POSIX
         fprintf (stderr, "trunc %g(%a) = %g(%a) or %g(%a)?\n",
                  x, x, reference, reference, result, result);
+#endif
         return 1;
       }
   }