From 11464343a912ba7cb0f4bf7f7dabd1c67255507c Mon Sep 17 00:00:00 2001
From: vitaut <victor.zverovich@gmail.com>
Date: Tue, 5 May 2015 10:00:11 -0700
Subject: [PATCH] Fix handling of exactly MAX_PACKED_ARGS arguments

---
 format.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/format.h b/format.h
index cd8836f8..9e688675 100644
--- a/format.h
+++ b/format.h
@@ -1473,7 +1473,8 @@ inline void do_set_types(Arg *args, const T &arg, const Args & ... tail) {
 
 template <typename... Args>
 inline void set_types(Arg *array, const Args & ... args) {
-  do_set_types(array, args...);
+  if (check(sizeof...(Args) > ArgList::MAX_PACKED_ARGS))
+    do_set_types(array, args...);
   array[sizeof...(Args)].type = Arg::NONE;
 }
 
@@ -1497,7 +1498,7 @@ inline void store_args(Arg *args, const T &arg, const Args & ... tail) {
 template <typename Char, typename... Args>
 ArgList make_arg_list(typename ArgArray<sizeof...(Args)>::Type array,
                       const Args & ... args) {
-  if (check(sizeof...(Args) > ArgList::MAX_PACKED_ARGS))
+  if (check(sizeof...(Args) >= ArgList::MAX_PACKED_ARGS))
     set_types(array, args...);
   store_args<Char>(array, args...);
   return ArgList(make_type(args...), array);