[boost] boost::config and covariant return types

From: John Maddock (John_Maddock_at_[hidden])
Date: 2001-09-28 06:17:27

>Would it be possible to add something like 
>BOOST_NO_COVARIANT_RETURN_TYPES to detect missing support for section 
>10.3.5 of the standard?

Are they used anywhere in boost?  There's no problem adding more macros,
but I guess we don't really want macros that are unused.

- John Maddock
http://ourworld.compuserve.com/homepages/john_maddock/