diff --git a/include/boost/intrusive/detail/mpl.hpp b/include/boost/intrusive/detail/mpl.hpp
index 075381c..8a73c61 100644
--- a/include/boost/intrusive/detail/mpl.hpp
+++ b/include/boost/intrusive/detail/mpl.hpp
@@ -130,7 +130,7 @@ struct identity
 #define BOOST_INTRUSIVE_TT_DECL 
 #endif
 
-#if defined(_MSC_EXTENSIONS) && !defined(__BORLAND__) && !defined(_WIN64)
+#if defined(_MSC_EXTENSIONS) && !defined(__BORLAND__) && !defined(_WIN64) && !defined(UNDER_CE)
 #define BOOST_INTRUSIVE_TT_TEST_MSC_FUNC_SIGS
 #endif