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Date: Sun, 24 Jun 2018 08:31:18 -0600
Message-ID: <CAFMT4NrWt0APfRKaDc_m0WXT=i2+qRLZkDutVofHfrsk4dm3_w@mail.gmail.com>
To: Zeev Suraski <zeev@zend.com>
Cc: internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] PHP 8 next?
From: levim@php.net (Levi Morrison)

On Sun, Jun 24, 2018 at 12:47 AM Zeev Suraski <zeev@zend.com> wrote:
>
> > Neither JIT nor FFI require backwards compatibility breaks in language.=
 I don't
> > think either of those particular features would substantially break the=
 C API
> > either. If these are the motivations for PHP 8 then I strongly object.
>
> Backwards compatibility breakages have never been the trigger for bumping=
 into a major release.  They were *allowed* in case a major release was mad=
e available - for different reasons.
>
> The trigger for a major release has always been very substantial improvem=
ents/changes to the language, which I believe JIT, FFI and potentially asyn=
c squarely fit into (and I'll explain why I think that separately later thi=
s week).  This is true for PHP 3, 4, 5 and 7 (even though 3 and 5 did intro=
duce inherent compatibility breakages as a part of its new functionality).

My position stands: I *strongly* object. If we rush to PHP 8 then it
will be at least 4-5 more years before we have another chance for
breakages in PHP 9. We can add features yearly.