From 2bc22d060d3f7ea48630cf57b013930d87b3fe8f Mon Sep 17 00:00:00 2001
From: Barry Revzin <barry.revzin@gmail.com>
Date: Fri, 27 Jan 2023 13:52:13 -0600
Subject: [PATCH] Adding a comment

---
 include/fmt/ranges.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/fmt/ranges.h b/include/fmt/ranges.h
index 96484b53..3ea41c8c 100644
--- a/include/fmt/ranges.h
+++ b/include/fmt/ranges.h
@@ -155,6 +155,8 @@ template <typename T>
 struct has_mutable_begin_end<
     T, void_t<decltype(detail::range_begin(std::declval<T>())),
               decltype(detail::range_end(std::declval<T>())),
+              // the extra int here is because older versions of MSVC don't
+              // SFINAE properly unless there are distinct types
               int>>
     : std::true_type {};