error in tagged_ptr_dcas.hpp about BOOST_ALIGNMENT

[gstvrmrlpz]

#include <boost/lockfree/detail/tagged_ptr_dcas.hpp>

int main() {}

/*
[gustavo@casa bug]$ g++ stack.cc -o stack
En el fichero incluido desde stack.cc:1:
/usr/include/boost/lockfree/detail/tagged_ptr_dcas.hpp:30:17: error: expected unqualified-id before numeric constant
30 | BOOST_ALIGNMENT(2 * sizeof(void*))
| ^
/usr/include/boost/lockfree/detail/tagged_ptr_dcas.hpp:30:17: error: expected ‘)’ before numeric constant
30 | BOOST_ALIGNMENT(2 * sizeof(void*))
| ~^
| )
*/