...one of the most highly
regarded and expertly designed C++ library projects in the
world. — Herb Sutter and Andrei
multi_pass) now checks at construction time whether the underlying stream has reached eof (end of file).
-('(' > -int_ >> ')'). That means that attributes likeboost::optional<boost::optional<int> >
will be collapsed toboost::optional<int>`. Thanks to Peter Schueller for reporting that problem.