I wrote:
> So the mere act of defining a plperl function, even with
> check_function_bodies = false, is sufficient to send control through
> that bit of libperl code that does setlocale(LC_ALL, ""). Ugh.
> This is much worse than I thought.
It seems one ingredient in this is that the plperl function validator
fails to honor check_function_bodies, and hence is calling libperl
anyway. I wonder if that explains the sudden rise in incidents in 8.1?
regards, tom lane