::algorithm<test, X>' /usr/include/boost/mpl/aux_/push_front_impl.hpp:31: error: declaration of `struct boost::mpl::push_front_traits<boost::mpl::aux::vector_tag<20l> ::algorithm<test, X>'
#define BOOST_MPL_LIMIT_VECTOR_SIZE 20 #include "boost/mpl/vector.hpp" #include "boost/mpl/push_front.hpp" class X { }; typedef boost::mpl::vector20< X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X > test; typedef boost::mpl::push_front< test, X >::type test2; int main() { return 0; } GCC Version 3.4.0 gives /usr/include/boost/mpl/push_front.hpp: In instantiation of `boost::mpl::push_front<test, X>': push_front.cpp:10: instantiated from here /usr/include/boost/mpl/push_front.hpp:36: error: invalid use of undefined type `struct boost::mpl::push_front_traits<boost::mpl::aux::vector_tag<20l> push_front.cpp:10: error: expected init-declarator before "test2" push_front.cpp:10: error: expected `,' or `;' before "test2"