Replaced leftover BOOST_STATIC_ASSERT_MSGs with static_assert.

Author: Lastique

include/boost/log/detail/named_scope_fmt_pp.hpp

@@ -41,7 +41,7 @@ BOOST_FORCEINLINE format_named_scope_actor<
 >
 format_named_scope(attribute_keyword< DescriptorT, ActorT > const& keyword, BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_ITERATION(), ArgT, const& arg))
 {
-    BOOST_STATIC_ASSERT_MSG((is_same< typename DescriptorT::value_type, attributes::named_scope::value_type >::value),\
+    static_assert(is_same< typename DescriptorT::value_type, attributes::named_scope::value_type >::value,
         "Boost.Log: Named scope formatter only accepts attribute values of type attributes::named_scope::value_type.");
 
     typedef typename boost::log::aux::deduce_char_type<
@@ -68,7 +68,7 @@ BOOST_FORCEINLINE format_named_scope_actor<
 >
 format_named_scope(attribute_actor< T, FallbackPolicyT, TagT, ActorT > const& placeholder, BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_ITERATION(), ArgT, const& arg))
 {
-    BOOST_STATIC_ASSERT_MSG((is_same< T, attributes::named_scope::value_type >::value),\
+    static_assert(is_same< T, attributes::named_scope::value_type >::value,
         "Boost.Log: Named scope formatter only accepts attribute values of type attributes::named_scope::value_type.");
 
     typedef typename boost::log::aux::deduce_char_type<

include/boost/log/utility/type_dispatch/dynamic_type_dispatcher.hpp

@@ -18,8 +18,8 @@
 #include <new>
 #include <memory>
 #include <map>
-#include <boost/ref.hpp>
 #include <boost/type_index.hpp>
+#include <boost/core/ref.hpp>
 #include <boost/smart_ptr/shared_ptr.hpp>
 #include <boost/smart_ptr/make_shared_object.hpp>
 #include <boost/log/detail/config.hpp>
@@ -63,7 +63,7 @@ class dynamic_type_dispatcher :
         {
             this->m_pVisitor = (void*)boost::addressof(m_Visitor);
             typedef void (*trampoline_t)(void*, T const&);
-            BOOST_STATIC_ASSERT_MSG(sizeof(trampoline_t) == sizeof(void*), "Boost.Log: Unsupported platform, the size of a function pointer differs from the size of a pointer");
+            static_assert(sizeof(trampoline_t) == sizeof(void*), "Boost.Log: Unsupported platform, the size of a function pointer differs from the size of a pointer");
             union
             {
                 void* as_pvoid;