From 46a5ecd490b3ed4adb14035ae62583c7e1babc29 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Mon, 7 Feb 2022 21:38:14 +0200
Subject: [PATCH] Do not include boost/system/result.hpp on GCC 4.7

---
 include/boost/system.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/system.hpp b/include/boost/system.hpp
index 5b70281..dcb17b0 100644
--- a/include/boost/system.hpp
+++ b/include/boost/system.hpp
@@ -9,8 +9,9 @@
 
 #include <boost/system/error_code.hpp>
 #include <boost/system/system_error.hpp>
+#include <boost/config.hpp>
 
-#if (__cplusplus >= 201103L) || (defined(_MSC_VER) && _MSC_VER >= 1900)
+#if (__cplusplus >= 201103L) && !(defined(BOOST_GCC) && BOOST_GCC < 40800) || (defined(_MSC_VER) && _MSC_VER >= 1900)
 # include <boost/system/result.hpp>
 #endif