I wrote:
> Tomas Vondra <tomas.vondra@2ndquadrant.com> writes:
>> On 07/29/2018 05:14 PM, Tomas Vondra wrote:
>>> FWIW I think this should fix it. Can someone with access to an affected
>>> machine confirm?
>> Gah, shouldn't have posted before trying to compile it. Here is a fixed
>> version of the fix.
> Sure, I'll try this on prairiedog. It's slow though ...
Yup, this fixes the core regression tests on that machine.
I was too lazy to try contrib.
regards, tom lane