C++17

C++17 (also called C++1z) is the informal name for the future revision of the C++ ISO/IEC standard. The specification for the C++17 revision is speculated to be finished in 2017.

Expected features

As the specification for C++17 is just beginning, the following list is just a start. Many features will certainly be added in the next years.^[1]

• Addition of a default text message for static_assert^[2]
• Removal of trigraphs^[3][4]
• Allow typename in a template template parameter^[5]
• New rules for auto deduction from braced-init-list^[6][7]
• std::uncaught_exceptions, as a replacement of std::uncaught_exception^[8][9]
• Nested namespace definition^[10][7]
• Attributes for namespaces and enumerators^[11][9]
• UTF-8 character literals^[12][9]
• Constant evaluation for all non-type template arguments^[13][9]
• Folding expressions^[14][9]
• New insertion functions for std::map and std::unordered_map^[15][16]
• Uniform container access^[17][16]
• Definition of "Contiguous Iterators"^[18][16]
• Removal of some deprecated types and functions like std::auto_ptr, std::random_shuffle or old function adaptors^[19][7]

See also

• C++
• C++14

References