Andrew Dunstan <andrew@dunslane.net> writes:
> On 2023-03-11 Sa 15:47, Tom Lane wrote:
>> In general, I see no good reason for our regression tests to be making
>> assumptions about exactly how ICU's root locale behaves, so I'd suggest
>> just lobotomizing this test case so it doesn't depend on upper/lower
>> sort order.
> Yeah, I think we've found enough cases in old still not dead distros to
> make this reasonable.
I see topminnow is showing the symptom too, so it's now pretty clear
that this was once a common behavior. I dug in ICU's release notes
and couldn't find anything about it, but they must've changed something
somewhen.
regards, tom lane
