[Bug c++/2972] -Wuninitialized could warn about uninitialized member variable usage in constructors

["manu at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #10 from manu at gcc dot gnu dot org  2010-06-03 08:47 -------
(In reply to comment #9)
> I've been experimenting with this patch, which warns if there is a missing
> mem-initializer for a scalar.
> 
> It gives a false positive for cases were the member is assigned to in the
> constructor body, or otherwise initialized before use, but it's a start, and
> has already helped me find some missing mem-initializers in real code.

Nice but I am afraid there may be too many false positives. And what is
different between this and the -Weffc++ warning given just below it?


> 
> +    case OPT_Wmeminit:
> +      warn_meminit = value;
> +      break;
> +

You do not need this. This is handled automatically when you defined Var in the
opt files.


-- 

manu at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|gdr at gcc dot gnu dot org  |unassigned at gcc dot gnu
                   |                            |dot org
             Status|ASSIGNED                    |NEW


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=2972