On Wed, Jul 8, 2015 at 9:16 AM, Matt Wilmas <php_li...@realplain.com> wrote:
> Hi Kalle,
>
>
> ----- Original Message -----
> From: "Kalle Sommer Nielsen"
> Sent: Wednesday, July 08, 2015
>
>> Hi Matt
>>
>> 2015-07-08 17:00 GMT+02:00 Matt Wilmas <php_li...@realplain.com>:
>>>
>>> Hi all,
>>>
>>> ----- Original Message -----
>>> From: "Levi Morrison"
>>> Sent: Sunday, May 10, 2015
>>>
>>>>> Again, this is a C11 feature. It is supported by clang, gcc and MSVC.
>>>>
>>>>
>>>>
>>>> To clarify this a bit: they permit anonymous unions in C89 and C99
>>>> code (meaning you do not need to pass flags like -std=c11 to enable
>>>> it).
>>>
>>>
>>>
>>> What's the status on compiler requirements?  Are they, or will they be,
>>> higher?
>>>
>>> I'm going to take advantage of variadic macros (__VA_ARGS__) for better
>>> code
>>> generation with the parameter parsing implementation I'm finishing up,
>>> and
>>> it would be nice to not have to make two versions with a compiler check.
>>> e.g. for MSVC or GCC >= 3, but I don't know what else...
>>
>>
>> For 7.0, we are gonna focus on MSVC 2015 (VC14), although VC11 is also
>> known to work, we will do the 7.0+ releases with VC14 (that is
>> releasing later this month)
>
>
> Right, but MSVC isn't a concern for the variadic macros thing I'm talking
> about (supported since 2005). [1]
>
> I'm just wondering about the subject of this old thread: have we bumped, or
> will we, the minimum requirements for *ALL the other compilers* PHP
> "supports?" e.g. requiring some or all of C99 support?  That would hopefully
> say whether we can rely on variadic macros. :-)
>
> Thanks,
> Matt
>
> [1] https://en.wikipedia.org/wiki/Variadic_macro


Right now we definitely require some of C99. The topic was directed
more at whether we can adopt it as a whole.

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