[boost] Re: [bug]: optional<T> fails on self-assignment

"Fernando Cacciola" <fernando_cacciola@hotmail.com> writes:

You have the experience of the evolution of the std library, so tell me: Is introducing a compiler error in old code that used to compile fine (but do the wrong thing) a good idea? Is this acceptable?

My experiences don't give me any opinion on these questions, in general. -- Dave Abrahams Boost Consulting www.boost-consulting.com