----- Original Message -----
From: Jens Maurer <Jens.Maurer@[...]..> 

>  This looks interesting. However, I believe we should consider
>  this only after having initially released the boost test library
>  and after someone actually writing tests comes up with a need for
>  it. Usually, I'd expect the ex.what() string to be sufficiently
>  descriptive. Except for some standard library implementations where
>  std::bad_alloc::what() is always the empty string. But we do handle
>  all standard exceptions explicitly already, so that point is moot.

Some libraries will put different text than you'd expect there. For
example, when the SGI std::bitset throws out_of_range, the string is
bitset .

-Dave