Postmodern immutable and persistent data structures for C++ — value semantics at scale
flex_vector is now nothrow move constructible and assignable #246gdb pretty printing functionality provided in extra
operator< for box<T> (#247)table data-structuremap, set and map (thanks to Meta for sponsoring this work!)diff method for map, set and map (thanks @mvtec-richter for that!)update_if_exists method for map and set
identity method on all data-structures