kicad-developers team mailing list archive

[Nick Østergaard <oe.nick@xxxxxxxxx>]

I suggest using the optoin cmake have for choosing the standard, see:
https://cmake.org/cmake/help/v3.1/prop_tgt/CXX_STANDARD.html

And the developer can also set as a cmake option, for example:
-DCMAKE_CXX_STANDARD=11

2016-01-14 21:24 GMT+01:00 Jon Neal <reportingsjr@xxxxxxxxx>:
> I understand people not wanting to even switch to C++11 as it is still
> relatively new. I just wanted to point out that a standard should be put in
> CMakeLists.txt.
>
> For now (until at least the next Ubuntu LTS comes out in April since that
> seems to be the slowest updating OS to support) maybe set the C++98 as the
> default, and have a compiler flag for enabling C++11? Rather than ignoring
> C++11 entirely we could at least make sure that we don't have any errors
> that would make switching at a later time more difficult.
>
> I'd be happy to provide/set up the build on jenkins.
>
> Jon
>
> On Thu, Jan 14, 2016 at 2:54 PM Chris Pavlina <pavlina.chris@xxxxxxxxx>
> wrote:
>>
>> For what it's worth...
>>
>> https://gcc.gnu.org/gcc-4.8/cxx0x_status.html
>>
>> As of GCC 4.8.1, C++11 is pretty much fully supported. They use the term
>> "experimental", but they do list everything and say "yes" to almost
>> everything. Is there some compatibility issue I'm missing here? It looks
>> to me like we can build C++11 on /all/ our supported platforms now.
>>
>> On Thu, Jan 14, 2016 at 01:35:36AM +0000, Jon Neal wrote:
>> > Just read this the other day and figured it would be good to discuss
>> > before
>> > it happens.
>> >
>> > GCC is going to be defaulting to C++14 for compiler flags when GCC 6 is
>> > released in ~6 months. I browsed the CMakeLists.txt in the root
>> > directory
>> > and didn't see anything about setting a standard. Nowish would be a good
>> > time to pick a C++ standard and put it in there.
>> >
>> > I know Wayne has mentioned in the recent past the wish to not switch to
>> > C++11 yet[1] which I understand. FWIW when the next Ubuntu LTS is
>> > released
>> > in 3 months the gcc provided will have C++11 out of experimental. Just
>> > food
>> > for thought.
>> >
>> > Jon
>>
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