Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a development version of boost.

Copy assignment.

any_address&
operator=(
    const any_address& other);

Basic guarantee. Exceptions may be thrown by memory allocations.

*this and other will have independent lifetimes (regular value semantics).