[pango/pango2-color-palette: 15/71] Make testattributes work on Windows

[Matthias Clasen <matthiasc src gnome org>]

commit 7c197e66c36ef8b57f86edb71ece959073be062f
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jun 20 08:28:34 2022 -0700

    Make testattributes work on Windows
    
    Using %p is not a good idea here, since its output
    is platform-dependent. Thankfully, its easily avoided.

 tests/testattributes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/testattributes.c b/tests/testattributes.c
index ef7eea200..1b1c8dacb 100644
--- a/tests/testattributes.c
+++ b/tests/testattributes.c
@@ -113,7 +113,7 @@ my_attribute_data_equal (gconstpointer data1,
 static char *
 my_attribute_data_serialize (gconstpointer data)
 {
-  return g_strdup_printf ("%p", data);
+  return g_strdup_printf ("%#x", GPOINTER_TO_UINT (data));
 }
 
 static void