diff --git a/include/boost/move/detail/meta_utils.hpp b/include/boost/move/detail/meta_utils.hpp
index 67c6327..d23012e 100644
--- a/include/boost/move/detail/meta_utils.hpp
+++ b/include/boost/move/detail/meta_utils.hpp
@@ -57,8 +57,8 @@ struct apply
 template< bool C_ >
 struct bool_ : integral_constant<bool, C_>
 {
-     operator bool() const { return C_; }
-   bool operator()() const { return C_; }
+   BOOST_MOVE_FORCEINLINE operator bool() const { return C_; }
+   BOOST_MOVE_FORCEINLINE bool operator()() const { return C_; }
 };
 
 typedef bool_<true>        true_;
@@ -225,7 +225,7 @@ struct identity
 {
    typedef T type;
    typedef typename add_const_lvalue_reference<T>::type reference;
-   reference operator()(reference t)
+   BOOST_MOVE_FORCEINLINE reference operator()(reference t)
    {  return t;   }
 };