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Re: Default warnings and useless extensions (e.g. arithmetic on void *)
On Mon, Jun 9, 2008 at 4:07 PM, Manuel López-Ibáñez
<lopezibanez@gmail.com> wrote:
> 2008/6/9 Richard Guenther <richard.guenther@gmail.com>:
>> On Mon, Jun 9, 2008 at 3:46 PM, Vincent Lefevre <vincent+gcc@vinc17.org> wrote:
>>> Is there any reason why "gcc -Wall" doesn't emit warnings by default
>>> on some useless extensions such as pointer arithmetic on (void *)?
>>
>> Use -pedantic to warn about extensions. It doesn't make sense to
>> warn for extensions if they are not deprecated. After all they are extensions.
>
> Nonetheless, I think that the part about -Wc++-compat not warning
> about pointer of type 'void *' used in arithmetic is a valid
> criticism. Don't you agree?
Yes. But -Wc++-compat is far from complete.
Richard.