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Re: Is C++11 to be default for GCC 4.9?
- From: pinskia at gmail dot com
- To: "gcc-help at gcc dot gnu dot org" <gcc-help at gcc dot gnu dot org>
- Cc: Lars HagstrÃm <lars at foldspace dot nu>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
- Date: Fri, 24 Jan 2014 01:36:39 -0800
- Subject: Re: Is C++11 to be default for GCC 4.9?
- Authentication-results: sourceware.org; auth=none
- References: <CABUYEh9Rvwg7mu1GfP8bCoGveSR=UDpxd2QSBH8fr_6bPArzcg at mail dot gmail dot com> <alpine dot DEB dot 2 dot 10 dot 1401241021120 dot 3643 at laptop-mg dot saclay dot inria dot fr>
> On Jan 24, 2014, at 1:26 AM, Marc Glisse <marc.glisse@inria.fr> wrote:
>
> Wrong list, please send any follow-ups to gcc-help@gcc.gnu.org only.
>
>> On Fri, 24 Jan 2014, Lars HagstrÃm wrote:
>>
>> I'm wondering whether GCC 4.9 will switch to -std=gnu++11 as default?
>
> No. This is asked regularly, google should find the answer easily.
Considering GCC has not switched to c99 by default what makes someone think GCC should switch to c++11 by default?
-- Andrew
>
>> I got an error that implies that "auto" is not usable, which would
>> mean that C++11 is not enabled, but I also got a warning that implied
>> that gnu++11 is "enabled by default".
>>
>>> error: âxdirâ does not name a type
>>
>>> warning: non-static data member initializers only available with -std=c++11 or -std=gnu++11 [enabled by default]
>>
>> Or does the "enabled by default" bit mean something other than I think it means?
>
> It is the warning that is enabled by default (in other messages you would see [-Wunused] or [-Wformat] etc to tell you which option controls this warning).
>
> --
> Marc Glisse