On 09.12.20 08:55, Michael Paquier wrote:
>> It's not clear to me why we have this logic in the makefile at all?
>> Somebody taught pg_regress to do so, but only on windows... See
>> convert_sourcefiles_in().
>
> ... Because we may still introduce this problem again if some new
> stuff uses src/test/pg_regress in a way similar to pg_upgrade,
> triggering again tablespace-setup. Something like the attached may be
> enough, though I have not spent much time checking the surroundings,
> Windows included.
This patch looks alright to me.