diff --git c/boost/config/compiler/visualc.hpp i/boost/config/compiler/visualc.hpp
index c0557de71..c06eaea45 100644
--- c/boost/config/compiler/visualc.hpp
+++ i/boost/config/compiler/visualc.hpp
@@ -319,13 +319,3 @@
 
 #  define BOOST_COMPILER "Microsoft Visual C++ version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
 #endif
-
-//
-// last known and checked version is 19.10.25017 (VC++ 2017):
-#if (_MSC_VER > 1910)
-#  if defined(BOOST_ASSERT_CONFIG)
-#     error "Unknown compiler version - please run the configure tests and report the results"
-#  else
-#     pragma message("Unknown compiler version - please run the configure tests and report the results")
-#  endif
-#endif
From f48fd09d021db9a28bd7b8452c175897e1af4485 Mon Sep 17 00:00:00 2001
From: Romain Geissler <romain.geissler@amadeus.com>
Date: Thu, 1 Mar 2018 09:59:33 +0100
Subject: [PATCH] Ignore gcc 8 warnings.

---
 boost/mpl/assert.hpp | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/boost/mpl/assert.hpp b/boost/mpl/assert.hpp
index 1af1b058..e41b583c 100644
--- a/boost/mpl/assert.hpp
+++ b/boost/mpl/assert.hpp
@@ -184,16 +184,27 @@ template< typename P > struct assert_arg_pred_not
     typedef typename assert_arg_pred_impl<p>::type type;
 };
 
+#if defined(BOOST_GCC) && BOOST_GCC >= 80000
+#define BOOST_MPL_IGNORE_PARENTHESES_WARNING
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wparentheses"
+#endif
+
 template< typename Pred >
-failed ************ (Pred::************ 
+failed ************ (Pred::************
       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
     );
 
 template< typename Pred >
-failed ************ (boost::mpl::not_<Pred>::************ 
+failed ************ (boost::mpl::not_<Pred>::************
       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
     );
 
+#ifdef BOOST_MPL_IGNORE_PARENTHESES_WARNING
+#undef BOOST_MPL_IGNORE_PARENTHESES_WARNING
+#pragma GCC diagnostic pop
+#endif
+
 template< typename Pred >
 AUX778076_ASSERT_ARG(assert<false>)
 assert_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type );
-- 
2.30.2