Index: tree-dump.c
===================================================================
--- tree-dump.c (Revision 193925)
+++ tree-dump.c (Arbeitskopie)
@@ -177,7 +177,8 @@ void
 dump_pointer (dump_info_p di, const char *field, void *ptr)
 {
   dump_maybe_newline (di);
-  fprintf (di->stream, "%-4s: %-8lx ", field, (unsigned long) ptr);
+  fprintf (di->stream, "%-4s: %-8lx ", field,
+          (unsigned long) (uintptr_t) ptr);
   di->column += 15;
 }