From 81c8a7b19b337232a916f6b6fa8913663f5b01ad Mon Sep 17 00:00:00 2001
From: yuyoyuppe <a.yuyoyuppe@gmail.com>
Date: Fri, 19 Aug 2022 12:49:27 +0200
Subject: [PATCH] Fix build on VS 2022 17.3.1

---
 include/flags/flags.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/flags/flags.hpp b/include/flags/flags.hpp
index c1349b18..4d08e242 100644
--- a/include/flags/flags.hpp
+++ b/include/flags/flags.hpp
@@ -86,7 +86,7 @@ template <class E> class flags {
 
   template <class FwIter>
   flags(FwIter b, FwIter e,
-        typename convertible<decltype(*b)>::type = nullptr)
+        typename convertible<decltype(*std::declval<FwIter>())>::type = nullptr)
   noexcept(noexcept(std::declval<flags>().insert(std::declval<FwIter>(),
                                                  std::declval<FwIter>())))
   : val_(0)