I wrote:
> Well ... [2.3] passes in C locale, anyway. 9.1 appears to have a problem if
> using UTF8 encoding:
> http://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prairiedog&dt=2014-03-19%2017%3A00%3A48
Some bisection tests say that it started failing after commit
17dee323e7ff67863582f279e415a8228e0b99cd. No idea why, atm.
regards, tom lane