From 867cc5f0fcc4d52729901b759058974798ff5793 Mon Sep 17 00:00:00 2001
From: John Maddock <jz.maddock@gmail.com>
Date: Wed, 18 Jul 2018 18:57:07 +0100
Subject: [PATCH] Stop using BOOST_WORKAROUND in a header which may be included
 in C code.

---
 include/boost/regex/v4/match_flags.hpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/boost/regex/v4/match_flags.hpp b/include/boost/regex/v4/match_flags.hpp
index 1938b27a..aa8fd532 100644
--- a/include/boost/regex/v4/match_flags.hpp
+++ b/include/boost/regex/v4/match_flags.hpp
@@ -22,7 +22,6 @@
 #ifdef __cplusplus
 #  include <boost/cstdint.hpp>
 #endif
-#include <boost/detail/workaround.hpp>
 
 #ifdef __cplusplus
 namespace boost{
@@ -83,7 +82,7 @@ typedef enum _match_flags
 
 } match_flags;
 
-#if defined(__BORLANDC__) || BOOST_WORKAROUND(BOOST_MSVC, <= 1310)
+#if defined(__BORLANDC__) || (defined(_MSC_VER) && (_MSC_VER <= 1310))
 typedef unsigned long match_flag_type;
 #else
 typedef match_flags match_flag_type;