Index: funcs/func_strings.c
===================================================================
--- funcs/func_strings.c	(revision 172099)
+++ funcs/func_strings.c	(working copy)
@@ -427,7 +427,7 @@
 	}
 
 	/* Expand ranges */
-	for (; *(args.allowed) && allowedlen < sizeof(allowed); (args.allowed)++) {
+	for (; *(args.allowed) && allowedlen < sizeof(allowed);) {
 		char c1 = 0, c2 = 0;
 		size_t consumed = 0;