Re: pgsql: Fix createdb tests for C locale

Christoph Berg <myon@debian.org> writes:
> This seems to have broken 15 on apt.pg.o/Debian:

Fails on RHEL8 too, if LANG=C.
OK if LANG=C.utf8.

(The lack of buildfarm complaints is distressing.  Apparently
our coverage of ICU is very thin.)

            regards, tom lane