--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fix-create-new-cat.diff	Wed Aug 08 12:30:46 2012 +0300
@@ -0,0 +1,20 @@
+# HG changeset patch
+# Parent 26edaf6ea10b8db2ed07da3e4ad9bee03077de84
+
+diff -r 26edaf6ea10b mcabber/mcabber/compl.c
+--- a/mcabber/mcabber/compl.c	Mon Jul 30 22:39:17 2012 +0200
++++ b/mcabber/mcabber/compl.c	Wed Aug 08 12:15:20 2012 +0300
+@@ -97,10 +97,11 @@
+ // as it is likely to change in future.
+ guint compl_new_category(void)
+ {
++  const guint maxcat = 8 * sizeof (registered_cats);
+   guint i = 0;
+-  while ((registered_cats >> i) & 1)
++  while ((registered_cats >> i) & 1 && i < maxcat)
+     i++;
+-  if (i >= 8 * sizeof (registered_cats))
++  if (i >= maxcat)
+     return 0;
+   else {
+     guint64 id = 1 << i;