defect macro for C++14 feature std::exchange()

test/config_info.cpp

@@ -1073,6 +1073,7 @@ void print_boost_macros()
    PRINT_MACRO(BOOST_NO_CXX14_HDR_SHARED_MUTEX);
    PRINT_MACRO(BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES);
    PRINT_MACRO(BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION);
+   PRINT_MACRO(BOOST_NO_CXX14_STD_EXCHANGE);
    PRINT_MACRO(BOOST_NO_CXX14_VARIABLE_TEMPLATES);
    PRINT_MACRO(BOOST_NO_CXX17_STD_APPLY);
    PRINT_MACRO(BOOST_NO_CXX17_STD_INVOKE);
@@ -1147,6 +1148,7 @@ void print_boost_macros()
 
 
 
+
    // END GENERATED BLOCK
 
    PRINT_MACRO(BOOST_INTEL);