6667274b05
libstdc++-v3/ChangeLog: * include/std/ranges (join_view::__iter_cat::_S_iter_cat): Adjust criteria for returning bidirectional_iterator_tag as per LWG 3535. (join_view::_Iterator::_S_iter_concept): Likewise.
file: libstdc++-v3/README New users may wish to point their web browsers to the file index.html in the 'doc/html' subdirectory. It contains brief building instructions and notes on how to configure the library in interesting ways.