Re: [boost] Re: Do we need a boost_exception class or idiom?

From: Peter Dimov (pdimov_at_[hidden])
Date: 2002-11-22 14:26:54

From: "David B. Held" <dheld_at_[hidden]>
> Peter Dimov wrote:
> 
> > My answer is that specifying the precise semantics of what() for every
> > documented exception type is a necessary prerequisite. (Implies that 
> > the standard needs to be fixed, too.)
> 
> Would it be worthwhile to define a different member function (possibly 
> in a std::exception-derived boost_exception) that returns the precisely 
> specified key that you desire (rather than changing the requirements for 
> what())?

What _are_ the requirements for what()?