constructors and multiple entry points

[Alisdair Meredith]

Gabriel Dos Reis wrote:

> The issue was whether GNU g++ uses it as an *implementation detail*
> that will be affected if constructors suddenly became recursive.

I was not aware the proposal supported recursive constructors - in the
sense that the syntax I saw had no obvious way to terminate any
recursion.

OTOH, there is no requirement to detect recursion and make the program
malformed, merely a hidden bug waiting to strike your users.

AlisdairM