> On Aug 29, 2022, at 05:48, Christoph M. Becker <cmbecke...@gmx.de> wrote: > > On 26.08.2022 at 18:28, Sara Golemon wrote: > >> On Fri, Aug 26, 2022 at 7:19 AM Christoph M. Becker <cmbecke...@gmx.de> >> wrote: >>> >>> On 26.08.2022 at 05:15, Go Kudo wrote: >>> >>>> In the actively supported version of PHP, `ksort()` has been modified to >>>> include BC Break. >>>> >>>> https://github.com/php/php-src/issues/9296 >>>> >>>> This may seem like an appropriate bug fix, but it is a clear BC Break. I >>>> think this change should only be introduced in PHP 8.2 and later. >>> >>> In this case, the functions didn't behave as documented, namely to >>> conform to the general conversion rules, which had a relevant change in >>> PHP 8.0. Apparently, this case has been overlooked when the change had >>> been implemented, and only been noticed recently (what still surprises >>> me). Anyway, fixing the issue now is not really introducing a BC break, >>> since code relying on the previous behavior did not conform to the >>> documentation. >> >> What I can see is two noble, but conflicting ideals: >> 1/ sort() and ksort() should be consistent about their sorting algorithms. >> I think we can all agree about that in the ideal case, at least. >> 2/ Behavior within a minor release should be self-consistent and >> predictable. >> >> Knowing the discrepancy exists in current releases of 8.0.x and 8.1.x, >> we're currently in a position where ideal #2 is satisfied, but ideal #1 is >> failing in a small, and subtle way. The potential consequence of this is >> sites out there where the inconsistency shows through to end users (though >> I wouldn't actually expect any breakages as a result, just clowniness). >> >> With the recently applied patch, we would resolve ideal #1, but we would do >> so at the cost of ideal #2. It's doubtful this will actually break any >> code either, but potentially user-facing affects could be visible, >> especially in a mixed-version environment (such as during a rolling >> upgrade). >> >> Given the above, my initial inclination is to err on the side of >> conservatism for 8.0.x at the least (we're nearly at the end of our primary >> bug-fix cycle anyway) by reverting the fix on our branch. >> For 8.1, I think we have a more difficult decision to make with over a year >> of bug-fix releases to go, and I might be swayed to keep the fix around >> there. > > I have reverted the commit on PHP-8.0 just now. Please don't forget to > revert on PHP-8.0.23. > >>>> Fortunately, there is not yet a release in each version that >> incorporates >>>> this change. I think it is possible to revert now. >>> >>> Well, the fix is part of the currents RCs; that doesn't make it >>> impossible to revert, but RMs should have a say in that. Thus I'm >>> adding Sara and Gabriel as recepients. >> >> Don't forget Ben and Patrick as well, this impacts 8.1 equally. > > Yeah, would be good to hear whether the commit should be reverted on > PHP-8.1 as well.
I decided to revert this in PHP-8.1 and PHP-8.1.10 branches, as well. Cheers, Ben
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