a warning to implement

[Gabriel Dos Reis]

Richard Sandiford <rsandifo@redhat.com> writes:

[...]

| > Now you'll have to argue why you're stopping something documented used
| > to work as documented.
| 
| My suggestion was to warn only about cases when we can detect the
| behaviour is not documented or well-defined.  The option itself could be
| documented that way.  If the behaviour of more self-initializers becomes
| defined over time, the number of cases we warn about would go down.

Ah, I think I can live with that.  However, someone gave an example of
a GNU package where self-initialization was used.  I suppose that your
proposal won't warn about his code. For T = int, I'm still not
convinced although I'm understanding your arguments. 

-- Gaby