diff --git a/README.md b/README.md
index 4a99a28..19db503 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Boost.TypeIndex is a part of the [Boost C++ Libraries](http://github.com/boostor
 @               | Build         | Tests coverage | More info
 ----------------|-------------- | -------------- |-----------
 Develop branch: | [![Build Status](https://travis-ci.org/apolukhin/type_index.svg?branch=develop)](https://travis-ci.org/apolukhin/type_index) [![Build status](https://ci.appveyor.com/api/projects/status/197a5imq10dqx6r8/branch/develop?svg=true)](https://ci.appveyor.com/project/apolukhin/type-index/branch/develop) | [![Coverage Status](https://coveralls.io/repos/apolukhin/type_index/badge.png?branch=develop)](https://coveralls.io/r/apolukhin/type_index?branch=develop) | [details...](http://www.boost.org/development/tests/develop/developer/type_index.html)
-Master branch:  | [![Build Status](https://travis-ci.org/apolukhin/type_index.svg?branch=master)](https://travis-ci.org/apolukhin/type_index) [![Build status](https://ci.appveyor.com/api/projects/status/197a5imq10dqx6r8/branch/develop?svg=true)](https://ci.appveyor.com/project/apolukhin/type-index/branch/master) | [![Coverage Status](https://coveralls.io/repos/apolukhin/type_index/badge.png?branch=master)](https://coveralls.io/r/apolukhin/type_index?branch=master) | [details...](http://www.boost.org/development/tests/master/developer/type_index.html)
+Master branch:  | [![Build Status](https://travis-ci.org/apolukhin/type_index.svg?branch=master)](https://travis-ci.org/apolukhin/type_index) [![Build status](https://ci.appveyor.com/api/projects/status/197a5imq10dqx6r8/branch/master?svg=true)](https://ci.appveyor.com/project/apolukhin/type-index/branch/master) | [![Coverage Status](https://coveralls.io/repos/apolukhin/type_index/badge.png?branch=master)](https://coveralls.io/r/apolukhin/type_index?branch=master) | [details...](http://www.boost.org/development/tests/master/developer/type_index.html)
 
 
 [Open Issues](https://svn.boost.org/trac/boost/query?status=!closed&component=type_index)
diff --git a/test/test_lib.hpp b/test/test_lib.hpp
index a18c350..d1a3c14 100644
--- a/test/test_lib.hpp
+++ b/test/test_lib.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright (c) Antony Polukhin, 2012-2015.
+// Copyright (c) Antony Polukhin, 2012-2018.
 //
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
@@ -31,7 +31,7 @@ TEST_LIB_DECL boost::typeindex::type_index get_user_defined_class();
 TEST_LIB_DECL boost::typeindex::type_index get_const_integer();
 TEST_LIB_DECL boost::typeindex::type_index get_const_user_defined_class();
 
-#ifndef BOOST_HAS_PRAGMA_DETECT_MISMATCH
+#if !defined(BOOST_HAS_PRAGMA_DETECT_MISMATCH) || !defined(_CPPRTTI)
 // This is required for checking RTTI on/off linkage
 TEST_LIB_DECL void accept_typeindex(const boost::typeindex::type_index&);
 #endif
diff --git a/test/testing_crossmodule.cpp b/test/testing_crossmodule.cpp
index d2c8127..9211c32 100644
--- a/test/testing_crossmodule.cpp
+++ b/test/testing_crossmodule.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright Antony Polukhin, 2012-2015.
+// Copyright Antony Polukhin, 2012-2018.
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
@@ -41,6 +41,8 @@ void comparing_types_between_modules()
     BOOST_TEST_NE(t_int, test_lib::get_user_defined_class());
     BOOST_TEST_NE(t_const_int, test_lib::get_const_user_defined_class());
 
+    // MSVC supports detect_missmatch pragma, but /GR- silently switch disable the link time check.
+    // /GR- undefies the _CPPRTTI macro. Using it to detect working detect_missmatch pragma.
     #if !defined(BOOST_HAS_PRAGMA_DETECT_MISMATCH) || !defined(_CPPRTTI)
         test_lib::accept_typeindex(t_int);
     #endif