From d8d71216e9d51de7bcfc212f422a66a5d6eb71ec Mon Sep 17 00:00:00 2001
From: Daniela Engert <dani@ngrt.de>
Date: Wed, 7 Jun 2017 16:16:23 +0200
Subject: [PATCH] fix narrowing conversion

Signed-off-by: Daniela Engert <dani@ngrt.de>
---
 include/boost/system/detail/error_code.ipp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/system/detail/error_code.ipp b/include/boost/system/detail/error_code.ipp
index 51ba3f4..77b191a 100644
--- a/include/boost/system/detail/error_code.ipp
+++ b/include/boost/system/detail/error_code.ipp
@@ -391,7 +391,7 @@ namespace
             boost::detail::winapi::MAKELANGID_(boost::detail::winapi::LANG_NEUTRAL_,
             boost::detail::winapi::SUBLANG_DEFAULT_), // Default language
             &buf[0],
-            buf.size(),
+            static_cast<DWORD>(buf.size()),
             NULL
         );