[/ Boost.Optional Copyright (c) 2003-2007 Fernando Luis Cacciola Carballal Copyright (c) 2015 Andrzej Krzemienski Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ] [section Header ] [section Synopsis] ``` namespace boost { class bad_optional_access : public std::logic_error { public: bad_optional_access(); ``[link reference_bad_optional_access_constructor __GO_TO__]`` }; } // namespace boost ``` [endsect] [section Detailed semantics] __SPACE__ [#reference_bad_optional_access_constructor] `bad_optional_access();` * [*Effect:] Constructs an object of class `bad_optional_access`. * [*Postconditions:] `what()` returns an implementation-defined NTBS. [endsect] [endsect]