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Re: [PATCH, libstdc++]: Avoid -Wcast-qual warnings in src/c++98/compatibility.cc
- From: Gabriel Dos Reis <gdr at integrable-solutions dot net>
- To: Uros Bizjak <ubizjak at gmail dot com>
- Cc: Jakub Jelinek <jakub at redhat dot com>, Paolo Carlini <paolo dot carlini at oracle dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, "libstdc++" <libstdc++ at gcc dot gnu dot org>
- Date: Wed, 14 Aug 2013 11:41:16 -0500
- Subject: Re: [PATCH, libstdc++]: Avoid -Wcast-qual warnings in src/c++98/compatibility.cc
- References: <CAFULd4b1wMYmGosnnoCR_f3-hTjc2g0V1PAVKKCwzpEjLcQ1=Q at mail dot gmail dot com> <5202C08B dot 7060002 at oracle dot com> <20130814082909 dot GM1814 at tucnak dot redhat dot com> <CAAiZkiBdnZo6mnje5V28m3R3+dXrw0Vt2bJfz3C6n_=mDxp0XA at mail dot gmail dot com> <CAFULd4ZU8TUf+VZ8=mdwpinKN7tT9TY==2K_NBZrzj-KSvctng at mail dot gmail dot com> <CAAiZkiAonAjXbx9CO4+Yj5U17xr2Yxu7oSbuo-mfx_LrHj-u=Q at mail dot gmail dot com> <CAFULd4YGCP1BKE0+5mzqFYsh=nzSthUrCc71KnGj22bLdqJwkg at mail dot gmail dot com> <CAFULd4ZnRZZgAaAJ37OpdpnvNJRvjE+vxsvmrucZieVVRsB+mA at mail dot gmail dot com>
On Wed, Aug 14, 2013 at 9:49 AM, Uros Bizjak <ubizjak@gmail.com> wrote:
> On Wed, Aug 14, 2013 at 4:36 PM, Uros Bizjak <ubizjak@gmail.com> wrote:
>> On Wed, Aug 14, 2013 at 4:34 PM, Gabriel Dos Reis
>> <gdr@integrable-solutions.net> wrote:
>>> On Wed, Aug 14, 2013 at 9:22 AM, Uros Bizjak <ubizjak@gmail.com> wrote:
>>>>
>>>> On Wed, Aug 14, 2013 at 4:05 PM, Gabriel Dos Reis
>>>> <gdr@integrable-solutions.net> wrote:
>>>> > I agree 'const void*' is preferable, and all the places you mention should
>>>> > be covered too.
>>>>
>>>> I already installed my original patch, so attached incremental patch
>>>> implements preferred solution.
>>>>
>>>> 2013-08-14 Uros Bizjak <ubizjak@gmail.com>
>>>>
>>>> * src/c++98/compatibility.cc (_ZTIe): Use (const cast *)
>>>> to avoid -Wcast-qual warnings.
>>>> (_ZTIPe): Ditto.
>>>> (ZTIPKe): Ditto.
>>>>
>>>> Tested on alphaev68-pc-linux-gnu and installed on mainline SVN.
>>>>
>>>> Is this solution also OK for other release branches?
>>>>
>>>> Uros.
>>>
>>> Sorry, when I said 'const void*' was OK, I implicitly assumed that you would
>>> use C++-style cast reinterpret_cast<const void*>(_Z….). Same for
>>> reinterpret_cast<const void*>(1);
>>
>> Ah, OK. I'll add this in a moment.
>
> Like the attached patch?
>
> Again, build tested on alphaev68-pc-linux-gnu.
>
> Uros.
Yes, OK if it passes tests.
Thanks!
-- Gaby