...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
polymorphic_cast
was suggested by Bjarne Stroustrup in "The
C++ Programming Language".
polymorphic_downcast
was contributed by Dave
Abrahams.
polymorphic_pointer_downcast
was contributed by Boris
Rasin and polymorphic_pointer_cast
by Antony Polukhin.
An old numeric_cast
that was contributed by Kevlin
Henney is now superseeded by the Boost
Numeric Conversion Library