void swap(stlab::annotate & x, stlab::annotate & y) (1) void swap(stlab::regular & lhs, stlab::regular & rhs) (2) (1) void swap(stlab::annotate & x, stlab::annotate & y) MISSING Parameters stlab::annotate & x stlab::annotate & y (2) void swap(stlab::regular & lhs, stlab::regular & rhs) MISSING Parameters stlab::regular & lhs stlab::regular & rhs